The following procedure describes how to achieve the same. The torque values given in the NAS torque chart (opposite page) are adequate and appropriate for this type of usage. Metric Swagelok Tube Fittings Metric tube fittings have a stepped shoulder on the body hex. The length of the screw is the distance measured on a line parallel to the axis, from the plane of the bearing surface under the head to the plane of the flat of the point. The International Organization for Standardization maintains standard ISO 6789. The bolts are snugged up and the flange-adapter aligned flush with the mating flange. 125 (screws phosphatized, screws untreated or galvanized. Torque is used in manufacturing of mechanical assemblies where parts have to be assembled together with hardware like nuts, bolts, screws and such. made according to standard ISO 6789; dual scaled, Nm and Kgm; Important! Do not use torque wrench for untightening! Torque tightens only in the direction showed on the key sticker! Sticker shows the proper direction of tightening! The default calibration interval of the torque wrench is 12 months or 5. It should be noted that these figures are based on the first tightening of single assemblies in isolation. (a) bolts and nuts are new, standard finish, uncoated and not lubricated* (b) the load will be 90% of the bolt yield strength (c) the coefficient of friction (µ) is 0. Fasten the parts and equipment of vehicle using the specified standard bolts and nuts. Common Metric Bolts per ISO 898. 45° R OVAL DIMENSIONS NOTE: Performance data listed are for standard. 2003 NORSOK standard Page 3 of 63 1 Scope This NORSOK standard provides general design and manufacturing requirements for CFCs used for joining equipment, valves, piping and other piping components. While every care has been taken in preparation of the information,the company accepts no liability for any loss or damage either direct or consequential. Using the proper torque helps ensure that the wheel assembly is securely installed. 'Brushless' tools are more efficient and offer greater run time than previous brushed models. 25 17 12 26 19 36 27 5/16" - 24 17 13 26 19 37 27 M 8 X 1 18 13 28. Start the tightening procedure by lubricating the nuts and bolts. Because you value safety and reliability, we work to ISO 9001, ISO 14001 and OHSAS 18001 standards in everything we produce, from manufacturing torque and tension bolting equipment to mechanical connectors, from on-site service to creating custom solutions in line with client specifications. This Standard provides performance and safety requirements for manually operated torque instruments, commonly used for mechanical measurement of torque for control of the tightness of threaded fasteners; manually operated electronic torque instruments with integral or interchangeable heads, including requirements for endurance, torque value ranges, and accuracy for these torque instruments. 9 hex, socket head cap screws. Additionally, the bolts and flanges must be robust enough to prevent warpage, distortion or separa- tion during service. Torque Values Chart for Common Bolt Sizes in-tpi1 N · m2 ft-lb3 N · m ft-lb N · m ft-lb mm x pitch4 N · m ft-lb N · m ft-lb N · m ft-lb 1/4" - 20 7. 1 Government documents. Tighten the screws to the given value in the screw tightening torque chart. New ISO standards, such as tightening test methods, have also been created from proposals submitted by Ja-pan. DIN ISO 2768 - mH Allgemeintoleranzen nach General tolerances acc. The standard method of verifying torque shall be performed by marking a line on the fastener (head or nut) and mating part then backing off the fastener 1/4 turn. A far better way to establish a tightening torque for a particular application is by conducting a simple study. Lubricated refers to fasteners in the "As Received" condition, which is normally a light preservative oil coating on unplated fasteners and no oil coating on plated fasteners. EN 5344 torque limiting triangular knobs are used when the manually applied torque is to be limited. Se recomiende el uso de una broca de carburo que conforme a la norma ANSI B212. 5 metric port conforms to iso 6149 tightening torque 20±2 nm g oil gauge direction of engine rotation primary shaft cl temperature port m14x1. Standard torque settings are shown. PART 1 GENERAL 1. 45° C PLAIN CUP APPROX. 15 Typical tightening torque values to achieve recommended Clamping Loads are based on the following formula: Common Metric Bolts per ISO 898 Dry Threads. The key to tightening tyres is the torque value (also called tightening torque). com of the torque-tightening method while ensuring the same safety margin as with the bolt tensioner. • Reduce the torque values by 25% for lubricated fasteners. 000 measurements from the date of end user purchase. Draft International Standards adopted by the technical committees are circulated to the member bodies for voting. Tightening performance. Torque Specifications Recommended Torque in Foot Pounds (Newton Meters) SAE Grade 2 (No Dashes) SAE Grade 5 (3 Dashes) SAE Grade 8 (6 Dashes) Bolt Diameter "B" Wrench Size "A" 8. Spin the wheel at least one full rotation. JIC Fittings Assembly Torque For JIC flare fittings, it is important to assemble the fittings within the designed torque values to be able to achieve the designed pressure as per SAE J514 standards. A k factor of 0. Connecting Rod Bolt 43 ft. 4 Tightening Torque - Metric Bolts (AS1110) 9 Table 6. Metric Torque Values Chart free download and preview, Tighten plastic insert or crimped ste el-type lock nut s to. 577 · d2 · μG + (DKM/2) · μK]. If an air wrench is used make sure the pressure is set to the minimum. Using the approach outlined here, piping engineers can select the most appropriate bolt-tightening technique based on pressure class and flange size, and calculate the required torque or tool pressure if hydraulic tensioning tools are used In the majority of industrial plants, flanged connections are used in metallic piping systems (Figure 1). Hand tighten all fasteners. The content of the third edition published in 2002, which this The tightening torque applied to the threaded fastener gener- CN CP. Under torque and over torque will result in design pressure loss. POCKET GUIDE TO TIGHTENING TECHNIQUE standards have different angles and depths of thread. The calibration standard ISO 376, also available under the European denomination EN ISO 376, has been developed within the scope of the normalisation of metallic materials, and is entitled: "Calibration of force measurement instruments used for the verification of uniaxial testing machines". Functional properties. Metric Course Pitch. This second edition cancels and replaces the first edition (ISO 13628-4:1999), which has been technically revised. technical information (TI) that may be helpful to you when dealing with fasteners. settings is also displayed. DIMENSIONS AND TIGHTENING TORQUES - 1. This means, that the despite these disadvantages, the torque-controlled tightening process is by far the most commonly used tightening process. 1) Enter thread diameter nominal value in section Thread Size. 4 and 8 Bolt Flanges. Minimum breaking torque (M b,min) for austenitic stainless steel bolts and screws between M 1. NORSOK standard L-005 Rev. Tightening torques are for steel fittings assembled in steel components. Tighten fitting by hand, then turn it 2-3 turns with a wrench until it reaches the desire torque listed. Perfect-Torque™ Clamp and Nut. Additionally, the bolts and flanges must be robust enough to prevent warpage, distortion or separa- tion during service. 3 (20) 10-24 3. Because you value safety and reliability, we work to ISO 9001, ISO 14001 and OHSAS 18001 standards in everything we produce, from manufacturing torque and tension bolting equipment to mechanical connectors, from on-site service to creating custom solutions in line with client specifications. Only the individual Losomat-test certificate and the extremely high quality standard of our products give the traceability, which is required of every QM-System according to DIN EN ISO 9001 2000 A Losomat is 100% Made in Germany. A flange is sufficiently tightened when the flange faces touch. Metric Torque Values Chart PDF. Torque screwdriver meets DIN ISO 6789 & ASME B107. breaking torque T S through bore blind bore min. It includes the threads and body. This shows torque values in Nm for properties classes 50, 70 and 80 as shown in the table below. The standard documents which refer to calibration of these instruments are, respectively ISO 6789:1992 and DIN 51309, along with DKD guidelines R 3-7 and R 3-8. Details of this method are described in the section Method B. 28(17:16:23) 2019. Tighten the cap screw using a torque key or wrench set to 5 Nm. Bolt-tightening Handbook - SKF. The final tightening sequence is achieved smoothly and slowly. It is important for many companies to ensure that proper torque is being applied and maintains gauge requirements associated with the ISO 9001 Quality Standard. Cone, half-dog. In the meantime more and more countries joined the ISO fastener standards efforts and a true worldwide fastener standards system was created. checked at the time of assembly by measuring the prevailing torque. Values in chart are for steel fittings in steel ports. Various Tightening Methods Various tightening methods Tightening method Description Advantages and disadvantages Torque control method Bolt tightening is controlled by the torque value. Tightening in production with different tightening strategies in torque and angle. lowest torque setting. Recommended Bolt Torque Table Size Recommended Torque Grade 2 Grade 5 Grade 8 18-8 S/S Bronze Brass Coarse Fine Coarse Fine Coarse Fine Coarse Fine Coarse Fine Coarse Fine. Tightening control and operation is easy. 18 11:05:00 AM. Do not over-torque. 6 11 8 16 12 8 436597. 1 13,230 M8 36. It is the most popular standard in the ISO 9000 series and the only standard. Unless the bolt tightening sequence is specified by the Service Manual, the fasteners should be tightened in a cross pattern. Larger fasteners may require the use of a small hand wrench. 098 5/16” 160. Suggested bolt tightening torque in Nm (Newton metres) These torque levels are guideline values for metric standard threads in accordance with DIN ISO 261 and head sizes in accordance with DIN EN ISO 4762, DIN EN ISO 4032, DIN EN ISO 4014, and DIN 931-2, 6912, 7984 and 7990. LEGALLY BINDING DOCUMENT. Both standards include separate specifications for fine threads. The sequence of tightening is to firstly tighten all nuts with a standard effort and then to snug tighten. Threaded port connections, such as SAE straight thread O-ring and ISO 6149, are easy to assemble and provide 6000 psi (and higher) pressure. Fasten the parts and equipment of vehicle using the specified standard bolts and nuts. This is a very important topic for spacecraft designers. Torque is the force used to tighten fasteners or the amount of rotational force that a fastener must be able to withstand before failure. The standard method of verifying torque shall be performed by marking a line on the fastener (head or nut) and mating part then backing off the fastener 1/4 turn. It is important for many companies to ensure that proper torque is being applied and maintains gauge requirements associated with the ISO 9001 Quality Standard. Get the Chart. We also make sure that every torque tool that we rent or sell adheres to ISO/IEC 17025 standards, thus ensuring that our clients can tighten bolts with confidence. Experimental determination of the tightening torque can be established by measurement of bolt extension, strain gauges or by the use of a load cell embedded in the joint. 9 class identification O+ ∆ symbol 1Scope and field of application The property classes and their mechanical properties apply to bolts, screws and studs, with metric (ISO) thread, with nominal thread diameter. 885”-14 NGO LH Int. Step Out From the Old to the New --Jawaharlal Nehru. Only use Right Angle Couplers for this purpose. When tightening, this ensures that the maximum permissible torque is not exceeded. 4 ISO 9001:2015 Quality Policy. Bolt Torques Tightening Procedure. We are the authorised stockiest & distributor for norbar torque tools UK for their complete torque wrenches & multipliers - product range Norbar is the world's leading torque specialist with one of the most modern and largest factories devoted exclusively to the design, development and production of torque tightening and measuring equipment. Functional properties. frb 20/10/97 00 - General Instructions Type Screw Dimensio n Unit 00 00 Extract from company standard BMW N 600 02. Several factors affect how much tension occurs when a given amount of tightening torque is applied. TORQUE-TENSION REFERENCE GUIDE Printed in U. indian standard for bolt tightening torque | K. An example would be to tighten the bolt to 20 lb ft and then turn it an additional 90 degrees (1/4 turn) There are torque angle tools available that will work with a standard ratchet and enable you to accurately measure the number of degrees you are turning the bolt. recommended torques. ASTM A193 B7 ASTM A307 ASTM A320 L7 ASTM A325 ASTM A354 BC ASTM A354-BD ASTM A449 ASTM A490 SAE Grade 2 SAE Grade 5 SAE Grade 8. There is no torque difference for fine or coarse threads. If an air wrench is used make sure the pressure is set to the minimum. 010” Crankshaft End Play. The following torque tables were developed with the purpose of having a proper mode of reference when tightening fasteners when loading is not a concern and critical measures are not necessary. This is stipulated for each car or rim and tells you how much force should be used when tightening the wheel. 098 5/16” 160. The German standard DIN 267 Part 11 on corrosion-resistant stainless steel fasteners has been withdrawn due to the mandatory implementation of the European EN-productstandards of hexagon bolts, screws and nuts. Tighten bolt (1) through bolt (26) in a numerical sequence to a torque of 160 ± 15 N·m (120 ± 11 lb ft). The two standards are published by the same body, the International Standards Organization, and they are interlinked. A torque wrench is used where the tightness of screws and bolts is crucial. An overtightened coupling may be just as apt to leak as an under tightened coupling. 5T series 1. PTFE coatings, lubrication, and assembly factors can alter these values. com Mob: 9867551650 ISO 9001:2015 Certified Manufacturers. To determine the ideal tightening torque for any particular application joint, do the following: 1. If a large number of same tightened bodies are configured using bolt and nut members of the same standard and applying the same tightening torque Tf, provided that the torque coefficient K is constant, tightening force (or axial tension generated by tightening force) Ff of the tightened body is supposed to be always the same, because the. Description: eliminates the need of locating and installing hydraulic torque multipliers for large hoist ring installations. STANDARD ISO 16047 First edition ISO 16047:2005(E) PDF disclaimer This PDF file may contain embedded typefaces. These fasteners are used to mechanically join or affix other hardware objects together, and come in many forms which include rivets, nuts, bolts, studs. Torque values are based on clean, dry threads. NHTSA ID Number: 10172204 Manufacturer Communication Number: K09201017 Summary Correct Aftermarket Installation Of Permanent Electronic Log Devices ( ELD )( Qualcomm, PeopleNet, Omnitracs, GPS,. Lubricating the bolts is the suggested method. Using a torque wrench, re-check all clamp ring screw torque values before coupling operation. 4 SAE and Metric Fastener Torque Specifications SAE Plain and Zinc Plated Hex and Socket Head Cap Screws TORQUE CHART - SAE PLAIN AND ZINC PLATED HEX HEAD AND SOCKET HEAD CAP SCREWS: Grade 2 or 5 hex head. ) Tightening. This paper gives a brief summary of the main differences between the new standard, ISO 6789:2017 parts 1 & 2, and the standard it has superseded, ISO 6789:2003. 159 · P + 0. The deviation in torque on the same tightening and loosening task normally lies well below 3%. ■Axial tightening force and fatigue limit when fastening with bolts. Perfect-Torque™ Clamp and Nut. 8-class screws (with nut + contact washer). Tightening torque Torque Measured value Standard torque (measured value) Standard torque Measured value 0. To change the position of the slider, loosen the cap screw and repeat steps 7 and 8. tightening torque [Nm] metric regular thread DIN13 metric fine thread DIN13 M 4 2,4 M 5 5,0 M 6 8,5 M 8 x1 23 M 8 21 M 10 x1,25 44 M 10 41 M 12 x1,25 80 M 12 72 M 12 x1,5 76 M 14 115 M 14 x1,5 125 M 16 180 M 16 x1,5 190. Cap Torque Testing Standards June 5, 2011 Cap Torque Testing By Dan Dwyer As many packaging engineers and operators are new to this field, we have developed this page to share information about ISBT, ASTM and other torque testing standards available today. 02_bolt_tightening_e. The concerned Technical Committee has reviewed the provisions of the following ISO Standards referred in this adopted standard and has "decided that they are acceptable for use in conjunction with this standard: ISO Standard Title ISO 8839:1986 Mechanical properties of fasteners — Bolts, screws, studs and nuts made of non-ferrous metals. ARSER flat point socket set screws , thanks to their accurate planarity, result in uniform bearing surface and can be registered at the greatest seating torque several times. com For rmin, see table 1 2 Key to figure 1) End chamfered (cf. In almost all cases, these standards are similar to or state equivalency with ISO 492. TARE TORQUE SHALL BE ADDED TO STANDARD TORQUE VALUE LISTED, UNLESS OTHERWISE STATED. and haf nuts to the Half nut figures given in the tables, except those components listed in the special torque tightening section within each Chapter. Recommended Assembly Torques Class 10. 3/8” 5 35 ft/lbs. Find out the type of the bolt from the list below. appropriate ISO-standards with regard to the specifications and reference standards. Please refer to ISO 965 standard. • Numbered wrenches supplied in plastic protection tube. TORQUE-TENSION REFERENCE GUIDE Printed in U. This standard incorporates all the essential specifications of International Standard ISO 4161 (see Explanatory notes), with national addenda. ), which are necessary to classify and mark cable glands are described in this standard. to Schutzvermerk ISO 16016 beachten Note protection mark acc. Tightening torque: 34 N⋅m (3. These EN-productstandards are indentical with existing international ISO-standards, which refer to. BS EN ISO 7040-1998: Prevailing torque type hexagon nuts with non-metallic insert, style 1. ) Accurate to ± 5% Double-insulated, low noise 110-120V, 220-230V models Compare this product Don’t compare this product. Axial Tightening Force for Bolt and Fatigue Limit · The proper axial tightening force for a bolt should be calculated within an elasticity range up to Load 70% of the rated yield strength when the torque method is used. QSM, mini series Technical data Internet: qsm QS, standard series Technical data Internet: qs Miniature push-in fittings for max­ imum component density in confined spaces. Get the Chart. How to judge tightening torque of a standard bolt. Several factors affect how much tension occurs when a given amount of tightening torque is applied. One of the most industrial bolts is the 2-4. In the case of hydraulic fittings, it’s the rotational force used when tightening, generally using a torque wrench. Initial Adjusting Nut Torque Initial Back Off Final Adjusting Nut Torque. Torque Drivers For automated assembly, it is recommended to use only drafted torque. Poster (PDF Available) This paper presents and discusses the approaches taken by the International Standard Organization (ISO. during tightening. This method allows determination of the tightening characteristics of threaded fasteners and related parts. Bolt or snug tightening is achieved either by subjecting the nut to a few impacts of an impact wrench after standard effort tightening with a podger spanner or by the full effort of a person using a standard podger spanner. Tightening torques - Fasteners with Hexagon and Hexalobular Socket and Flat Heads. REFERENCED DOCUMENTS 2. monizing them with existing international standards. (25 Nm), then tighten the front bracket bolts to 35 ft. Torque Conversions English Fastener Tightening Torque: N•m (in. 000 measurements from the date of end user purchase. Impact wrenches or air powered screw drivers are not recommended. 9 hex, socket head cap screws. TIGHTENING TORQUE FOR METRIC FASTENERS Important Notice: The tables below lists the maximum permissible tightening torques and the resulting maximum pre-load for standard hex head bolts and socket head cap screws based on 90% utilisation of the bolt's yield strength. International Standard ISO 10664 was prepared by Technical Committee ISO/TC 2, Fasteners. AGMA has helped to set national gearing standards since 1916. 2003 NORSOK standard Page 3 of 63 1 Scope This NORSOK standard provides general design and manufacturing requirements for CFCs used for joining equipment, valves, piping and other piping components. It should be noted that these figures are based on the first tightening of single assemblies in isolation. other bolting torque tables. Both devices can be used as add-on features to our worm and bevel gears or can be purchased as stand-alone products. It is applicable, basically, to bolts, screws, studs and nuts made of carbon steel and alloy steel, whose mechanical properties are specified in ISO 898-1, ISO 898-2 or ISO 898-6, having ISO metric threads with thread sizes M3 to M39. • T orque wrench equipped with a reversible ratchet so that it can be used for loosening. ) Accurate to ± 5% Double-insulated, low noise 110-120V, 220-230V models Compare this product Don’t compare this product. There is no torque difference for fine or coarse threads. Recommended Torque Values ANSI 150# Flanges ANSI 300# Flanges ANSI 400# Flanges Size Qty. The operator then stops applying torque and the desired value on the torque tool is compared with the value displayed on the torque wrench tester. Grade 5 hex head: with Grade 5 or higher nut. 2 K Lube = 0. tightening torque. Tightening performance. Torque What is Torque Maximum Recommended Torque For Wiha Torque Blades Torque Control Handles & Blades Finder Torque Conversion Calculator Wiha Tools Torque Control Service Program. This Standard is Part 1 of a two-part series on ISO metric hexagon bolts and screws. , in larger sizes: • Ability to connect up to 5 inch O. PROPERTIES OF GRADE 8. Located in Silicon Valley, Mountz makes clean room torque screwdrivers that exceed Class 100 (ISO 5) clean room standards. tightening torque [Nm] metric regular thread DIN13 metric fine thread DIN13 M 4 2,4 M 5 5,0 M 6 8,5 M 8 x1 23 M 8 21 M 10 x1,25 44 M 10 41 M 12 x1,25 80 M 12 72 M 12 x1,5 76 M 14 115 M 14 x1,5 125 M 16 180 M 16 x1,5 190. For 900 MPa screws (Property Class 9. 24350 Indoplex Circle, Farmington Hills, MI 48335 USA Toll-Free in the USA 888-684-2894 Fax:716-684-0987 Email:[email protected] 2 Normative references. Installation Torque The installation torque for standard cores per ISO is 3 – 5in. toothed or serrate d-type lock n uts to the full torque. Lubricate all contact areas of the bolts and washers. Impact wrenches or air powered screw drivers are not recommended. Tightening control and operation is easy. 6 to M 39 with the product grade A for sizes up to M 24 and product grade B for sizes above M 24. Built to cGMP Standards; Stainless Steel Construction. ISO 6789:2003. 0 The Understanding Unbrako Technical Brochure is a GUIDE designed to aid product selection, with reference to ISO Metric Threads Dimensions & Tightening Torques Body and Grip length Micro Screw. Lubed means cleaned, dry bolts, lubricated with standard medium viscosity machine oil. It is applicable, basically, to bolts, screws, studs and nuts made of carbon steel and alloy steel, whose mechanical properties are specified in ISO 898-1 , ISO 898-2 or ISO 898-6 , having ISO metric threads with thread sizes M3 to M39. Favor this template? Just fancy it by voting! (0 Votes) 0. 螺丝紧固扭力控制 - Free download as Powerpoint Presentation (. HEX BOLTS - RECOMMENDED TIGHTENING TORQUE CLASS 8. EN ISO 6789:2017 - The New Standard For Hand Torque Tools Published on March 11, 2017 March 11, 2017 • 81 Likes • 4 Comments. Grab one end of the blade you are tightening with your hand. 2017 EDITION - Torque-Tension Tightening for Inch Series Fasteners - Feb. Does anyone know if there is a difference in the JIS standard and the ISO standard on thread size. With our products, bolting is fast, safe, easy and accurate. 5 metric port conforms to iso 6149 tightening torque 20 2 nm tac 11. [Filename: Standard_tightening_torque. For 7004 5" and larger, tighten nuts till housings are in metal-to-metal contact. 1 ISO TC 67/SC 4 N N Date: 2004-04-21 ISO/CD 10407-1 ISO TC 67/SC 4/WG 1 Secretariat: ANSI Petroleum and natural gas industries — Drilling and production equipment — Part 1: Drill stem design and operating limits. ) Accurate to ± 5% Double-insulated, low noise 110-120V, 220-230V models Compare this product Don’t compare this product. 8 BOLT & NUT (ISO) BOLT SIZE PITCH STRESS AREA MM2 BOLT/STUD/SCREW ISO 898-1 Gr. INTRODUCTION The correct placement of gasket and proper tightening of bolts in a flanged joint will ensure a leak free joint. The torque applicable to the majority of bolts ranges between 12 and 400 foot-pounds of torque. Continuity assurance of the wire before and after being tightened. Step 3 - Hand tighten the sprinkler into fitting. 2 K Lube = 0. (3) Tighten the nut to the adjusting torque. Flanges are proven leak-free connections especially suited for larger sizes, higher pressures, and assembly in tight quarters. Before using a given torque table, these assumptions should be verified to insure they are appropriate for the specific application. How to judge tightening torque of a standard bolt. to DIN ISO 5211 read more […] NEW: Pneumatic actuator AIR GEAR for plug valves with high torque ≥150. port connections, such as NPTF, SAE, BSPP, ISO 6149, etc. A k factor of 0. Measure the torque required to tighten the fastener until the lines match up. Test results shall be reported on the test data form in ISO 19879. Ideally, torque should be evenly distributed throughout the closure. The second is the class of the bolt, defined by the bolt’s tensile strength, which in turn is determined by the material of construction. Publication as an International Standard requires approval by at least 75 % of the member bodies casting a vote. to ISO 16016 Oberflaechenguete nach DIN EN ISO 1302 Reihe 2 Surface quality acc. Over-tightening terminal connections can cause terminal breakage and loose connections can result in terminal meltdown or fire. Dynamic torque is inherently more repeatable and more closely related to controlling clamp load which affects the quality of the joint build. The current international standards governing the calibration of torque wrenches are the ISO 6789-1:2017 and 6789-2:2017. com ISO9001Certified A2LA Accredited to ISO17025 Engineering Fundamentals of Threaded Fastener Design and Analysis. H:\document\67\Standard\10407-1 reinstated\ISO CD 10407-1. Standard handwheels are designed for use with our gear operators, and many are available in either recessed or flat versions. 5 270 103 371 132 528 164 722 190 914 248 1339 303 1817. The parameters in the distribution functions are then identified by a standardized fastener testing system according to ISO 16047. Standard Torque value charts usage. Do not use extensions on wrench han-dles. Initial Adjusting Nut Torque Initial Back Off Final Adjusting Nut Torque. Refer to Table 2 for the proper torque values based on the type of. The Ultimate Critical Service Triple Offset Valve Flange Bolting Guide All information herein is proprietary and confidential and may not be copied or reproduced without the expressed written consent of BRAY INTERNATIONAL, Inc. Standard torque settings are shown. Similar results can be obtained for nine cogs on a 7-speed freehub if S10 is used for the assembly,. DIN 982 Prevailing torque nuts with nonmetalic insert Dimensions, Specifications, Standard, Weights, Equivalent and Download PDF E-Mail: [email protected] The set can be extended to eight cogs if S9 cogs form the cassette, and a 9-speed shifter and chain are used. to DIN ISO 5211 read more […] NEW: Pneumatic actuator AIR GEAR for plug valves with high torque ≥150. 125 (screws phosphatized, screws untreated or galvanized. Specialized Coatings. Infineon provides the necessary support for qualification of existing QM products, as ISO 26262 ready and ISO 26262-compliant products. • Accuracy: ± 4 %. the torque-tension relationship. (3) Tighten the nut to the adjusting torque. The FAA expects a bolt to be torqued to "standard torque" in the absense of a specified torque. 5 (40) ----- -----. This problem can be quite more comprehensive then it seems. Grade 2 Torque Grade 5 Torque Grade 8 Torque Fine Dry Lube Dry Lube T = K x D x P Where: K = torque-friction coefficient D = nominal bolt diameter P = bolt clamping load K Dry = 0. Many ISO standards were based on DIN standards; but many standards were only introduced when a relevant ISO standard was written (e. Unless the bolt tightening sequence is specified by the Service Manual, the fasteners should be tightened in a cross pattern. Screws and applicable “T” series Standard T series 0. The concerned Technical Committee has reviewed the provisions of the following ISO Standards referred in this adopted standard and has "decided that they are acceptable for use in conjunction with this standard: ISO Standard Title ISO 8839:1986 Mechanical properties of fasteners — Bolts, screws, studs and nuts made of non-ferrous metals. The final tightening should be done with a calibrated torque wrench, this way, we ensure the end of overtightening. For that reason the tightening torque has to be kept as low as possible. The proper axial tightening force for a bolt is extremely critical and it is calculated within an elasticity range up to. Use of its content by anyone is the sole responsibility of that person and they assume all risk. Only the individual Losomat-test certificate and the extremely high quality standard of our products give the traceability, which is required of every QM-System according to DIN EN ISO 9001 2000 A Losomat is 100% Made in Germany. The standard documents which refer to calibration of these instruments are, respectively ISO 6789:1992 and DIN 51309, along with DKD guidelines R 3-7 and R 3-8. 28(17:16:23) TECHNICAL DATA 3-1Inspecting Tightening Torque 3-2Inspecting Tightening Torque TECHNICAL DATA Retightening Torque Methods Proposal of New Retightening Method. TORQUE is a program which is designed to assist the Engineer in the solution of problems related to the torque tightening of threaded fasteners. How to judge tightening torque of a standard bolt. 4 and 8 Bolt Flanges. Real time statistics,. SAE1701M2017-Torque-Tension Tightening for Metric Series Fasteners- however some ISO and IEC standards are available from Amazon in hard copy format. Can you explain what the “standard industry practice” is? Answer: The IPC-A-610 document is an acceptability document for the assembly of electrical components to printed circuit boards and securing them with solder, so Torque is not a common element of fastening things to printed board assembly processes. Hexagon Head Bolts - Screws DIN 931/933 Metric Series – Dimensions Notes: 1. A lubricated fastener must have the torque values reduced 25 - 30% from the above ratings. The standard specifies this distance as the length of hand tight engagement, the distance the pipe thread can be screwed in by hand. tightening torque T T min. Our Alu- DREMOMETER ensures a controlled and secure screw tightening process with an accuracy of +/- 3 percent of the preset value – Thereby it even surpasses the DIN EN ISO 6789: 2003 standard. PROPERTIES OF GRADE 8. The final tightening should be done with a calibrated torque wrench, this way, we ensure the end of overtightening. F1554 does not specify tightening. Clamp loads are based on 75% of the minimum proof loads for each grade and size. surface: Rc 60 (min. That said, there are some other Shimano combinations that can be applied to a Shimano 7-speed freehub. Publication as an International Standard requires approval by at least 75 % of the member bodies casting a vote. Tighten nuts to 30% of this torque using the star pattern detailed in the figure below. General Product Information - (Show below) - (Hide below). bolt a maximum tightening torque of 100 ft. Torque Torque Torque Torque in-lbs ft-lbs in-lbs ft-lbs 120 10 120 10 240 20 240 20 360 30 360 30 480 40 480 40 For transformer stud-mounted connectors, slip For transformer stud-mounted connectors, slip connector fully onto stud. 8 Torque (ft-lbs) ISO 898-1 Property Class 10. In case nut and bolt (or stud bolt) differ in strength, tighten them to the torque specified for the bolt. The CVC1208 Retorquer is designed to retighten screw-on caps after induction sealing at speeds of up to 120 bottles per minute. 5 147 MIO M8x30 Ml 0135 Ml 2x40 Ml 2x45 Ml 2x40 Ml 2x45 Type Size 24 - 90 Finish bore d Size [email protected] Type S. This part of ISO 898 specifies a torsional test for the determination of the breaking torque of bolts and screws with nominal diameters 1 mm to 10 mm with property classes 8. 520) 5) 5) Assembly instructions 6) male cable connector, right-angled, can be keyed to 8 angle positions 2 ,5 32 2 ,5 32 5 fold back shielding tightening torque 0,4Nm Male cable connector, screw locking,. 8 1/4 20 SAE Grade 5 Med. Torque loss. Tighten the nuts to finger tight and check the alignment of the flange faces and gasket. ), which are necessary to classify and mark cable glands are described in this standard. The program for the calibration of torque wrenches to BS EN ISO 6789:2017 Part 2, or your own in-house standards, and for keeping track of each individual wrench. Nominal Dia. - Heat corrosion requires up to three times the torque required for tightening. 5 yield tightening torque Ty tightening torque with which yield clamp force is gained 3. For stainless steel fittings, please use the upper limit of torque range. This European Standard specifies requeriments for the attachment of part-turn actuators, with or without gearboxes, to industrial valves. NEC Annex I • Informative Annex I Recommended Tightening Torque Tables from UL Standard 486A-B • This informative annex is not a part of the requirements of this NFPA • document, but is included for informational purposes only. The recommended seating torques for Unbrako headed socket screws are based on inducing preloads reasonably expected in practice for each type. closing instructions is then used to tighten the plug or cap until it reached the pre-set torque. Nominal Dia. Torque specifications are shown either as an exact figure, or a specific range. 3 Division of Tightening Torque 9. Tightening torque values are not given in this standard. Bolt and Torque Specifications ISO Class 12. To determine the ideal tightening torque for any particular application joint, do the following: 1. The Tightening torque Nm, according to ISO 898/1 The material qualities of screws are standardized, i. A torque wrench is used where the tightness of screws and bolts is crucial. Their unique strength provides precision and rigid-tool stability to improve machining performance for the largest number of applications. A lubricated fastener must have the torque values reduced 25 - 30% from the above ratings. 7/16” 5 56 ft/lbs. Please refer to ISO 965 standard. Using the proper torque helps ensure that the wheel assembly is securely installed. Consequently these ISO-standards are also operative when EN-productstandards are applied. Wait 5 Min. The CVC1208 Retorquer is designed to retighten screw-on caps after induction sealing at speeds of up to 120 bottles per minute. Torque Curve for 45,000 psi Bolt Stress Torque Required For Standard Nut Torque Required For Superbolt® Torquenut Thread Diameter (In. The average of the two would be half of 175 ft. This Version Is Compatible With All Devices That Read Standard PDF Documents. Technical Bulletin Subject: WHEEL NUT TIGHTENING TORQUES FOR AL­ KO WHEELS Issue Date: May 2008 AL­KO recommends the following wheel tightening torques for its own range of steel wheels. Six models (four standard drive, two spline socket) models Easy torque set switch Max torque (GNRS SPS100 = 7380 lb/ft. A tangential force of 14 to 28 ft. Grade 2 Torque Grade 5 Torque Grade 8 Torque Fine Dry Lube Dry Lube T = K x D x P Where: K = torque-friction coefficient D = nominal bolt diameter P = bolt clamping load K Dry = 0. The torque values selected from Tables I through IX are based on. Table S2 – Assembly Torques for ISO 1179-1 / DIN 3852-2 Port. ISO 898 consists of ,the fotlowinq. Metric thread specifications always begin with thread series designation (for example M or MJ), followed by the fastener's nominal diameter and thread pitch (both in units of millimeters) separated by the symbol "x". 520) 5) 5) Assembly instructions 6) male cable connector, right-angled, can be keyed to 8 angle positions 2 ,5 32 2 ,5 32 5 fold back shielding tightening torque 0,4Nm Male cable connector, screw locking,. The equivalent Australian standard AS 4115 was withdrawn in October 2016. Torque wrench calibration NZ standards iso 6789, Invercargill: Torque calibration, sales and repair since 1984. Whats people lookup in this blog: Torque Table For Bolt Tightening; Torque Table For Bolt Tightening Pdf; Torque Table For Bolt Tightening Metric. When the required tightening torque exceeds 1000 Nm, various torque equipment must be used, such as impact wrenches, torque multipliers or hydraulic torque wrenches (Figs. Serious Tools, Serious Value in This Makita 3 Piece Kit These genuine Makita 'Brushless' 18 Volt cordless kits feature the ground breaking 125Nm Hammer Driver Drill, 175Nm high speed Impact Driver plus the brand new 5" Brushless Angle Grinder. vise torque varies depending of part size shape and how held. The present standard test code (ISO 2230) specifies performance requirements to ensure that nuts meet a certain minimum standard. TORQUE is a computer program that provides a means of determining the correct tightening torque and the resulting anticipated clamp force for a threaded fastener. Torque loss. The bearing surface friction torque is calculated as follows: MKR = FM · μK · (DKM/2). Torque is the rotational force applied during cap application or removal from a container. PROPERTIES OF GRADE 8. ISO standard deviations: the official ISO standard sheet has the following. Remember, you may need to vary these numbers somewhat based on the individual joint or the amount of. Tables including these sizes will include “C153/A21. The length of the screw is the distance measured on a line parallel to the axis, from the plane of the bearing surface under the head to the plane of the flat of the point. Hope you don't take it otherwi. The majority of the questions the industrial customers have concerns the tightening torque needed to obtain the desired preload. Nom Dia-Pitch Nom Size x Pitch INCH BOLT TORQUE TABLE SAE J429 and ASME 574 METRIC BOLT TORQUE TABLE ISO 898 1/4-20(101)(76)(143) (107) (168) (120). •The recommended tightening torque is shown below: •For large capacity types, take into consideration the ten-sion of the wires and tightening torque and make sure that. Recommended Standard Values: for standard metric threads: The torque values indicated here (in N·m) are valid appoximate values for metric standard threads (ISO threads) according to DIN 13 and head seat admeasurement according to DIN 912, 931, 934, 6912, 7984, 7990. pdf] - Read File Online - Report Abuse. • In the absence of connector or equipment manufacturer's recommended torque values, Table I. 2 Normative and informative references. ISO 16047:2005 specifies the conditions for carrying out torque/clamp force tests on threaded fasteners and related parts. At Gedore Torque we take the subject of quality seriously - both in the manufacture of Gedore Torque tools and in the comprehensive testing of all equipment that we supply. When turned clockwise, the torque mechanism of the triangular knob triggers an “over-engagement” as soon as the specified torque is reached. Publication as an International Standard requires approval by at least 75 % of the member bodies casting a vote. • This is because we want to know the true torque applied to the Reference Standard Torque Transducer when it reads the mean measured value of 350,7 N•m • The calculated interpolated value was 349,938089 N•m • The calculated measurement uncertainty was ± 1,794160789 N•m • Rounding the uncertainty to two significant digits gives. We recommend using a tightening fixture and torque wrench to make sure cutting tools and retention knobs are properly tightened. ! CAUTION Wheel nuts or bolts must be tightened and maintained at the proper torque levels to prevent loose wheels, broken studs, and possible dangerous separation of wheels from your axle, which can lead to an accident,. 03 11,270 25. monizing them with existing international standards. 0 The maximum tightening torques are: Only applicable to shaft screws with metric standard and fine threads acc. 45° R OVAL DIMENSIONS NOTE: Performance data listed are for standard. 0 The Understanding Unbrako Technical Brochure is a GUIDE designed to aid product selection, with reference to ISO Metric Threads Dimensions & Tightening Torques Body and Grip length Micro Screw. Suggested Assembly Torque Values The tapped hole or nut must have an equal or greater proof load than the stud's minimum ultimate tensile strength. 84 10 10-1 16. When it comes to the standardization of mechanical component parts in Japan, the Component Subcommittee of the Standards Committee is in charge of 36 JASO F. The torque applicable to the majority of bolts ranges between 12 and 400 foot-pounds of torque. Many ISO standards were based on DIN standards; but many standards were only introduced when a relevant ISO standard was written (e. part can nevertheless be used in ISO compliant systems as described in part 8 clause 13 of the standard. Spin the wheel at least one full rotation. ISO 2902, ISO metric trapezoidal screw threads - General plan. The second is the class of the bolt, defined by the bolt’s tensile strength, which in turn is determined by the material of construction. Grade 5 hex head: with Grade 5 or higher nut. This second edition cancels and replaces the first edition (ISO 13628-4:1999), which has been technically revised. A 1/4-20 grade 2 bolt can only handle 6 foot-pounds of torque. • ISO 11926-1, ISO 11926-3 MATERIALS • Steel - SAE 12L14 carbon steel plated zinc with yellow dichromate standard J514. 1 ISO TC 67/SC 4 N N Date: 2004-04-21 ISO/CD 10407-1 ISO TC 67/SC 4/WG 1 Secretariat: ANSI Petroleum and natural gas industries — Drilling and production equipment — Part 1: Drill stem design and operating limits. Do not use extensions on wrench han-dles. Lubed means cleaned, dry bolts, lubricated with standard medium viscosity machine oil. standard UNBRAKO dowel pins. Weidmüller screwdrivers and manual torque screwdrivers feature an advanced geometry, slip protection and a special SoftFinish® area. Maximum Tightening Torques (Nm) ISO 4026 / DIN 913 ISO 4027 / DIN 914 ISO 4028 / DIN 915. Remember, you may need to vary these numbers somewhat based on the individual joint or the amount of fastener lubrication. Torque Drivers For automated assembly, it is recommended to use only drafted torque. This table is offered as the suggested maximum torque values for threaded products and is only a guide. With our products, bolting is fast, safe, easy and accurate. A handle — the ratchet — snaps into one end of a socket by means of a square-drive connector. It may provide satisfactory performance. 30% below T S We recommend heat treated screws to quality 8. The objective of this Standard is to provide manufacturers, suppliers and users with the dimensions, tolerances and material requirements for hexagon head bolts ISO product grade C with ISO metric coarse threads. Thus, the German version of the standard is called DIN EN ISO 4032-M12-8. Draft International Standards adopted by the technical committees are circulated to the member bodies for voting. A lubricated fastener must have the torque values reduced 25 - 30% from the above ratings. The German standard DIN 267 Part 11 on corrosion-resistant stainless steel fasteners has been withdrawn due to the mandatory implementation of the European EN-productstandards of hexagon bolts, screws and nuts. The standard tightening torque values specified herein shall apply to the tightening of standard bolts for general fastening uses in which bolts and nuts are used to give the parts to fasten initial fastening loads equivalent to the axial tension of the bolts. pdf] - Read File Online - Report Abuse. breaking torques STANDARD ISO : 898-7 EN : - DIN : 267 Part 25 The minimum breaking torque values given in the table shall apply to bolts and screws assigned to thread tolerance classes 6g, 6f or 6e. In critical applications or whenever tightening of fasteners is insufficient, the Supplier manufacturing processes should specify the proper torque requirements for threaded fasteners. TPR Fiberdur GmbH & Co. The national standards for torque in Germany are at the Physikalisch Technischen Bundesanstalt (PTB) in Braunschweig. This paper gives a brief summary of the main differences between the new standard, ISO 6789:2017 parts 1 & 2, and the standard it has superseded, ISO 6789:2003. The present standard test code (ISO 2230) specifies performance requirements to ensure that nuts meet a certain minimum standard. Use of its content by anyone is the sole responsibility of that person and they assume all risk. NOTE: Torque Team® belts (joined belts) provide the benefits of the joined principal as well as a wider team. 1 Principle Determination of the breaking torque by clamping the bolt or screw to be tested into a test device. Text: screw ISO 7045 -M4x6 with lock washer DIN 137 B4 tightening torque max. Insert the remaining bolts (with insulators if required) and tighten nuts to finger tight. The recommended torque value is a measurement of the maximum amount of rotational force necessary to ensure your fitting is tightened properly. * Torque value based on 75% of proof load and finish as recieved steel Please refer Original standards for details. STANDARD ISO : 898-1 EN : 20898-1 DIN : – T-040 T-041 T-042 T-043 T-044 T-043A fig. and conforms to requirements of the ISO 9001 :2008 standard. Whether it's torque wrenches or drivers or torque testing and calibration equipment, they're all made the same way, according to the most exacting standards. TORQUE-TENSION REFERENCE GUIDE Printed in U. the system’s tight tolerances, system-level calibration and flexible controls are just some of the ways that this system can help you meet your objectives with confidence. tightening torque. Suggested seating torque values, only apply to metric Grade 12. products may differ slightly from the handbook description, due to differences in the manufac-turing process. ) Torque (lb•ft) 100,000. 25 17 12 26 19 36 27 5/16" - 24 17 13 26 19 37 27 M 8 X 1 18 13 28. Thread series: Thread series is a standard based upon the number of threads/inch for a specific nominal diameter. frb 20/10/97 00 - General Instructions Type Screw Dimensio n Unit 00 00 Extract from company standard BMW N 600 02. 1 13,230 M8 36. Bolt or snug tightening is achieved either by subjecting the nut to a few impacts of an impact wrench after standard effort tightening with a podger spanner or by the full effort of a person using a standard podger spanner. Maximum Recommended Tightening Torques. 2 has been used which assumes threads are plain finish, burr free with a light oil coating. To determine the ideal tightening torque for any particular application joint, do the following: 1. [Filename: Standard_tightening_torque. 6: Approximate values for austenitic stainless steel A1 / A2 / A4: Fasteners with internal drives and lower head shape: Flange screws and flange nuts: Reference values for tightening torque NORD-LOCK® washers wedge-locking system: High strength structural bolts. Additionally, the bolts and flanges must be robust enough to prevent warpage, distortion or separa- tion during service. In developing this information, Fastenal has made a determined effort to present its. PROPERTIES OF GRADE 8. as direct replacements for standard bolting. Assembly is complete Visually inspect the pipe joint to assure the. Using extended reaction arm (fig. Standard tolerances to to DIN 6930 Savetix ® washers is also available in special, customer specific sizes. Classification Prerequisites. It would even be possible to use 30 bolts, since the distance between adjacent bolts would still be 52. The recommended seating torques for Unbrako headed socket screws are based on inducing preloads reasonably expected in practice for each type. rated load hoist ring requires the mounting screw to be torqued to 4,300 ft. Built to cGMP Standards; Stainless Steel Construction. 13-1B, Table 7-1 says "standard" torque is 450 to 500 inch lbs, and with no other guidance I. You can only tighten the wheel bolts correctly if you use one. to DIN 934 and only for a μ total = 0. The German standard DIN 267 Part 11 on corrosion-resistant stainless steel fasteners has been withdrawn due to the mandatory implementation of the European EN-productstandards of hexagon bolts, screws and nuts. Fasten the parts and equipment of vehicle using the specified standard bolts and nuts. traceable calibration certificate (JCSS). Tighten bolt (1) through bolt (26) in a numerical sequence to a torque of 160 ± 15 N·m (120 ± 11 lb ft). Tighten fitting by hand, then turn it 2-3 turns with a wrench until it reaches the desire torque listed. Standard Torque value charts usage. It should be noted that these figures are based on the first tightening of single assemblies in isolation. worldwidemetric. Suggested (Inches) Bolts Torque Ft. Solid construction in stainless steel with T-wrench, Standard extension 100 mm or 150 mm, non standard lengths are available on request read more […] 3 Actuators Actuators for mounting-flange acc. 6 ±17% to ±23% Torque controlled tightening with torque wrench, torque signalling wrench or mechanical screw. Cap Torque Testing Standards June 5, 2011 Cap Torque Testing By Dan Dwyer As many packaging engineers and operators are new to this field, we have developed this page to share information about ISBT, ASTM and other torque testing standards available today. This means that an ISO nut is ISO 4032-M12-8 all over the world. Alternatively,use the Torque/Tension Calculator on the Norbar website which enables fastener and friction conditions to be modified. Tighten Nuts Securely tighten nuts alternately and equally to the specified bolt torque*, keeping the gaps at the bolt pads evenly spaced. Other thread types including interference fit, mechanical locking, prevailing torque, or forms other than ISO-Metric may apply to some aspects of this standard but are not specifically covered. 2 Nm mounting holes max , teminal screw ISO 7045 -M4x6 with lock washer DIN 137 B4 tightening torque max. Here are some common elements of a socket and ratchet system to help you choose the best tool for your project. Tighten the nut by hand until it bottoms the seats. Metric ISO Countersunk head steel screws Torque Table. Remove the remainder of valve from the IBC by hand. It is applicable, basically, to bolts, screws, studs and nuts made of carbon steel and alloy steel, whose mechanical properties are specified in ISO 898-1 , ISO 898-2 or ISO 898-6 , having ISO metric threads with thread sizes M3 to M39. Designed to retain calibration for 30,000 cycles under normal use. To change the position of the slider, loosen the bolt and move the slider to your new position. Since the set torque can be varied, it is ideal for repairs and short series production. 2 Torque-and-Angle Fixed-Spline Structural Bolting Assembly 2 — a fastener assembly comprised of a torque-and-angle fixed-spline bolt with a suitable nut and at least one washer, installed and tightened using a special electric wrench and socket system which has an inner socket that engages the fixed-spline end of the bolt and with an outer socket that engages and turns the nut, in two. (Formula: T = K x D x P) Disclaimer: All information provided in this document and/or presentation is based on data the Industrial Fasteners Institute believes to be reliable and accurate. Fastener Black Book - Hot Sheet F18. Project Engineering Standard HYDROSTATIC PRESSURE TESTING OF PIPING (PROJECT STANDARDS AND SPECIFICATIONS) Page 3 of 19 Rev: 01 July 2011 Minimum Test Pressure - The lowest allowable test pressure gauge reading (the calculated test pressure plus the additional pressure resulting from the static head of the test fluid). RS Technologies, a Division of PCB Load & Torque, Inc. The installation torque shall be measured only in the tightening direction. 1 (Class 125) flanges and are adequate for a wa- ter working pressure of 250 psi. Located in Silicon Valley, Mountz makes clean room torque screwdrivers that exceed Class 100 (ISO 5) clean room standards. 8 NUT ISO 898-2 Gr. Bolt and Torque Specifications ISO Class 12. 5 grade 8, which is capable of withstanding up to 8,200 foot-pounds of torque. A k factor of 0. General Product Information - (Show below) - (Hide below). tightening torque. Tightening torque values are not given in this standard. Standard tightening torque [N•m] (Reference value). Only the abbreviations DIN EN are added to the designation. An efficient connection being defined as one which exhibits minimum resistance, both at initial assembly and in the long run. 4 and 8 Bolt Flanges. Torque BOLT SIZE Vs. Tightening torques for plastic screws / Polyamide 6. 0 The Understanding Unbrako Technical Brochure is a GUIDE designed to aid product selection, with reference to ISO Metric Threads Dimensions & Tightening Torques Body and Grip length Micro Screw. Any deviations must be corrected before placing coupling into service. It just depends on so many things. Torque screwdriver meets DIN ISO 6789 & ASME B107. SAE1701M2017-Torque-Tension Tightening for Metric Series Fasteners- however some ISO and IEC standards are available from Amazon in hard copy format. frb 20/10/97 00 - General Instructions Type Screw Dimensio n Unit 00 00 Extract from company standard BMW N 600 02. [Filename: Standard_tightening_torque. Tighten pull-up bolts alternately and evenly to tighteness indicated in torque table below. to DIN EN ISO 1302 line 2 SYNTEX-NC 15 Drehmomenteinstellbereich [Nm] torque range [Nm] T1 T2 T3 2 - 3. Removal torque loss was calculated for each group after the endurance limitation. Key requirements are that the first prevailing torque in the tightening direction must not exceed a maximum value and that the first and. At Gedore Torque we take the subject of quality seriously - both in the manufacture of Gedore Torque tools and in the comprehensive testing of all equipment that we supply. com 9 METHODS COVERED – BOLT TORQUING / TENSIONING Torquing –Tightening flanged joints in which torsional loads are applied to the bolts causing the. Before you install your wheels, check your vehicle’s recommended torque. Superceding: IS 2389. The Contractor shall use the torque values of Table 644-1 in the Standard Specification book for tightening. 62 kN against slip of tube through fl aps of coupler at tightening torque of 54 Nm. Standard_tightening_torque. These values correspond with the values in the tables in the VDI Standard. Specialized Coatings. Members of IEC and ISO maintain registers of currently valid International Standards. Tightening torque: 34 N⋅m (3. and foreign. Recommended Torque Values ANSI 150# Flanges ANSI 300# Flanges ANSI 400# Flanges Size Qty. If a large number of same tightened bodies are configured using bolt and nut members of the same standard and applying the same tightening torque Tf, provided that the torque coefficient K is constant, tightening force (or axial tension generated by tightening force) Ff of the tightened body is supposed to be always the same, because the. Both air-cooled heat exchanger standards API 661 [1] and ISO 13706 [2] do not provide recommended tightening torque values for the plugs. boltcouncil. ) Tightening. The growing adoption of ISO fastener standards has resulted in most indus-trialized countries withdrawing their country-specific standards and formally adopting the ISO standards as their metric. Locate machine parts. 0 The maximum tightening torques are: Only applicable to shaft screws with metric standard and fine threads acc. The installation torque shall be measured only in the tightening direction. 8 M6 x 1 M8 x 1. 000 Recommended Set-Screw Size and Tightening Torques. STANDARD ISO : 898-1 EN : 20898-1 DIN : – T-040 T-041 T-042 T-043 T-044 T-043A fig. Bolting assemblies according to EN 15048-1 can be used where no Reference standards: ISO 898-1, ISO 3506-1 or EN 28839. SAE1701M2017-Torque-Tension Tightening for Metric Series Fasteners- however some ISO and IEC standards are available from Amazon in hard copy format. REFERENCED DOCUMENTS 2. 300-2010 standards. Each member body interested in a subject for which a technical committee has been. traceable calibration certificate (JCSS). The torque applicable to the majority of bolts ranges between 12 and 400 foot-pounds of torque. Threaded port connections, such as SAE straight thread O-ring and ISO 6149, are easy to assemble and provide 6000 psi (and higher) pressure.
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