DIN 931 / ISO 4014 Partially Threaded Hex Cap Screw. Lubricating the bolts is the suggested method. No special steps are taken to add further lubrication prior to assembly. Mild Steel Hexagon Head Setscrews 4. For example, a bolt and nut may be described as being ½” diameter. Torque Why do we tighten screws? T The purpose of tightening screws is to fix one object to another object. Pass 4: Set the torque wrench to 100% torque value and repeat Bolts, Screws, Studs 60,000 Bolts, Screws, Studs ASTM A307 Grades A&B 60,000 STANDARD BOLT IDENTIFICATION MARKINGS Identification Grade Mark Specification Fastener Description Material Nominal Size Range (in.) a) Standard torque values allowed for bolts and nuts accord-ing to DIN and LN must be adhered to as follows: b) Standard torque values allowed for bolts and nuts according to AN and MS must be adhered to as follows: I M P O R T A N T On all bolt connections, the specified torque and lock-ing method must be observed. endstream endobj 79 0 obj <>/Subtype/Form/Type/XObject>>stream Bearing Cap Bolts Differential Cover Bolts Fill Hole Plug Hub Bearing to Knuckle Bolts Hub Bearing to Axle Shaft Nut Lower Ball Stud Nut Upper Ball Stud Nut Ring Gear Bolts Torque 61 N.m 41 34 N.m 102 237 N.m 108 N.m 101 95 to 122 N.m 306 WranglerYJ / TJ / Cherokee Axle Specifications and Torque Charts Unified Hexagon Bolts / Sets - UNC 7. Flange Bolt Torque Sequence and Torque TableA Complete . 0 Surface variables to be taken into account for each specific application include thread roughness, lubrication, hardening, scale, paint, and plating. 0000005224 00000 n AN Bolt Torque For oil free cadmium plated steel nuts and bolts inch. �����3�_���˩Q[��q��)Ɖ�ȗ�J lbs Nm inch. bolting torque table 3 - use only with a193 b8, cl1 bolts at 540°c - 650°c on uninsulated flanges. Tightening Torque min max min max min max min max Coarse Thread Series 1/4 20 2864 … H330=R�,�= �w�X����[��h�aR�|IPQO� >7� Download Free PDF. The bolting standard will define whether the torque value is for a dry or lubricated stud/bolt thread. • Commentary Table C-2.1 bolt head and nut dimension locations F and W as shown in the artwork Figure C-2.2 was corrected. ASME: ASME B18.2.6 covers dimensional standards for A325 heavy hex structural bolts RCSC: The Research Council on Structural Connections is a non-profit, volunteer organization whose research projects serve to provide … The torque values can only be achieved if nut (or tapped hole) has a proof load greater than or equal to the bolt's minimum ultimate tensile strength. 4 0 obj <> endobj xref 4 27 0000000016 00000 n Tightening Torque Clamp Load (lbs.) Because the calculations specified in the torque chart below are offered as a guide only, it is the sole responsibility of any person using them to assume all risk. bolting torque table 5 - ptfe coated astm a193 b7 and astm 193 b16 stud bolts. Fill, sign and download Bolt Torque Chart online on Handypdf.com Repeat until bolts have been successively tightened. 1-13/16" 10M BX-151 8 3/4" x 5-1/2" 3/4 x 3-3/4" 1-1/4" 200 1-13/16" 10M 6BX TO 17SV BX-151 SBX-151 Our bolt torque graphics are undoubtedly essential graphics for operators to keep on hand. NOTE: Do not exceed the maximum torque plus the friction drag. should be marked according to their Bolt Grade – a classifica-tion standard in a two-digit system where the first digit refers to the minimum tensile strength in 100 N/mm2 and the second digit indicates the relation between the yield point and the minimum tensile strength. 1-13/16" 10M BX-151 8 3/4" x 5-1/2" 3/4 x 3-3/4" 1-1/4" 200 1-13/16" 10M 6BX TO 17SV BX-151 SBX-151 ASTM: If you are working with A325 structural bolts on a regular basis, we strongly recommend purchasing a copy of the ASTM A325 specification from ASTM International. standard bolt torque chart pdf. %%EOF We call this force to fix axial tension. Drag �@@:��-j�_:s8���w����_�GQv��fjh�d�+���Q��"����&Pfӥ�4LY+t"�W��b$�S��So�jqO��Xc)��(9�I7M�����AKe�����ZkB� zI r�)���(���Q�$$5�2'�}zN�+�jǰ�d�_�*�����T�E]��ZaaMf@�̊�Y���p�^���L���Y`����̑���Ž�������L�����%��Rc�]!�^�*� 0000017063 00000 n 2. 0000002471 00000 n bolting torque table 2a - cold service astm a320 grade l7 stud bolts. Approximate Torque Nm Grade 4.6 8.8 10.9 12.9 Fillable and printable Bolt Torque Chart 2021. 0000010386 00000 n The torque figures quoted have been based on a theoretical bolt load equal to 85% of the proof load of the bolting material. But neither the external threads of the bolt nor the internal threads of the nut are exactly .500 in diameter. lbs Nm The published torque values do not include the rotational drag of the elastic stop nuts (AN365). (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 0.14 (d) the final tightening sequence is achieved smoothly and slowly, until the torque tool indicates full torque has been obtained. The ASTM A307 is an ASTM International standard for carbon steel bolts and studs ranging from 1/4 inches through 4 inches in diameter which is set by the standards organization ASTM International. data) (Ref. Table of bolt torque. Lubed means cleaned, dry bolts, lubricated with standard medium viscosity machine oil. Exceeding the maximum recommended torque is not recommended. 0000001005 00000 n The torque chart is for reference only and assumes properly lubricated ASTM A193 B7 stud bolts with ASTM A194 2H steel nuts. 0000004858 00000 n You can also publish the lyrics of your favorite song or you can sing it in your own voice and publish it. The following suggested tightening torques provide an excellent starting point for determining torque requirements. 0000000836 00000 n Pass 4: Check all bolts at 100% torque with a circular pattern. These are the maximum tightening torques recommended in the standards for different bolt sizes and grades. H�d�K� D�=Ŝ�L~8�'7���'�����Zې��$Y�/��3����E�P)$'��yfa��DE�i�/iQ�Y;��~�0��E��ֿ��!� ��&' Approximate Torque Nm Grade 4.6 8.8 10.9 12.9 c�9tlK����r?���Z��j� Cc�״�5��k��=�_�9 w2|�Gh�QG�����n���4��)�J�[�$�[RTx4�҈^���4Z��xDk��t�p������:l��=����&�Xl���G�s#� MOGƴ�S���J�Q�L2x����K_D��o@����>��x"JĈКVRc�}KW ������� TORQUE-TENSION RELATIONSHIP FOR A307A, GRADE 5, 8 & 9 BOLTS Locknut Size Threads per inch Steel Hex Locknut Steel Hex Flange Nut Grade C FNL Grade 9 Grade F Grade G Clamp Load (lbs.) bolting torque table 4 - use only with 6061-t6 aluminium flanges. %PDF-1.6 %���� threads / in. 0000001100 00000 n Nom Dia-Pitch Nom Size x Pitch INCH BOLT TORQUE TABLE SAE J429 and ASME 574 METRIC BOLT TORQUE TABLE ISO 898 %PDF-1.4 %���� Table of Contents (continued) Self-Locking Fasteners 10-1 to 10-3 U-Bolts and Eye Bolts Anchor Bolts & Bent Bolts 11-1 A-Bolts, Standard 11-2 U-Bolts, Long Tangent 11-3 Eyebolts-Regular Pattern 11-4 Eyebolts-Shoulder Pattern 11-5 Rod End Eyebolt Blanks 11-6 Metric Fasteners Hex, Head Cap Screws 12-1 Weights of Hex Head Cap Screws 12-2 0000019193 00000 n For me, it all started with writing my diary for a student. *OzИ=\�����D[��2!�|�=<>Ru��ґPQ��U?g��l�i�=;�}{sxXn��gWo���@q~~�.��d���4�\*BtK'�Ɏ8+���⌜� |"�M�F��c����~y�ܿ��-���}�|_�Ñ��j�M�i.�y:�m/"�m�aAl�$���~L�K FASTENER TORQUE CHARTS GUIDE FOR PREVAILING-TORQUE LOCK NUT ASSEMBLY TORQUES (CAD AND WAX, GRADE B, C, AND GRADE G FLANGE NUTS) LOCK NUT STANDARDS FROM IFI-100 REQUIREMENTS Torque-Tension Requirements • Clamp loads for the Grade B lock nuts equal 75% of the bolt proof loads specified for SAE J-429 Grade 5, and ASTM A-449 bolts. 0000004439 00000 n x�b``�```^� �����Y800�"�J@1���a�DB {�����pI~ŤM�Iu=�m���lͧh���nXm�f�u {�/ endstream endobj 5 0 obj<>/Metadata 2 0 R/Pages 1 0 R/Type/Catalog>> endobj 6 0 obj<>/Font<>/ProcSet[/PDF/Text]/ExtGState<>>>/Type/Page>> endobj 7 0 obj<> endobj 8 0 obj<> endobj 9 0 obj[/Separation/Blue 10 0 R<>] endobj 10 0 obj[/ICCBased 14 0 R] endobj 11 0 obj<>stream 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. For Standard Pitch Bolts and Nuts. Our bolt torque graphics are undoubtedly essential graphics for operators to keep on hand. If the hole and nut castellation do not align, change washer or nut and try again. Lubricate all contact areas of the bolts and washers. ASSEMBLY ORDER FOR PATTERNED BOLT CONNECTIONS screw on bolts in the order shown below with 30% of required torque retighten bolts with 60% of required torque retighten bolts with 100% of required torque retighten bolts again with 100% of required torque and repeat procedure until all screws do not turn anymore. It is estimated that over 90 percent of inch fastener series in Canada and the United States have class 2A and 2B threads. 75 0 obj <> endobj Drag torque is also known as running torque, the resistance on the screw as it’s being installed, usually only a few Inch Lb. 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 * #4 - - - - - - 5.2 - 4.8 - 4.3 - * #6 ... Grade 2, 5, and 8 values are for plated bolts. If a bolt is torqued rather than the nut then the torque value should be increased to compensate for the additional friction – bolt should only be torqued if they are fitted in clearance holes. trailer <]>> startxref 0 %%EOF 30 0 obj<>stream bolting torque table 3 - use only with a193 b8, cl1 bolts at 540°c - 650°c on uninsulated flanges. Metric Bolting Diameter Tensile Stress Area mm² Suggested Bolt Load KN. U.S. Class 1A and 1B is standard for only coarse and fine threads with sizes of 1/4 inch and larger. Clamp loads for Grade C lock nuts equal 75% of the bolt proof loads specified for SAE J-429 Grade 8, and ASTM A-354 Grade BD bolts. bolts. 0000013278 00000 n Where the proof load is not quoted in the specification this has been taken as 95% of the yield stress. Torque Design Menu Torque-Force Calculator | Torque Conversion Calculator. Size Grade 8.8 Grade 9.8 Grade 10.9 Grade 12.9; M5: 7.0 Nm: 7.8 Nm: 10.0 Nm: 11.7 Nm: M6: 11.8 Nm: 13.3 Nm 17.0 … 175 0 obj <>stream 2. All values other than suggested torque amount are sourced directly from flange bolt charts and flange torque charts in the ASME B16.5 "Pipe Flanges and Flanged Fittings: NPS 1/2 through NPS 24 Metric/Inch Standard" (2017). 0000001863 00000 n Clamp loads for Grade C lock nuts equal 75% of the bolt … standard and special. h�bbd```b``� "��H��h& @$���L����*e�l�,s������k0�lN��"]I��G ��R��-X%�40Y��*DZw�t1i����\��_�> endstream endobj 76 0 obj <>/Font<>>>/Fields 47 0 R>>/Metadata 24 0 R/Names 119 0 R/Outlines 44 0 R/Pages 63 0 R/SpiderInfo 69 0 R/StructTreeRoot 52 0 R/Type/Catalog>> endobj 77 0 obj <>/ExtGState<>/Font<>/ProcSet[/PDF/Text/ImageC/ImageI]/XObject<>>>/Rotate 0/StructParents 0/Type/Page>> endobj 78 0 obj <>/Subtype/Form/Type/XObject>>stream Torque Table. ASTM A307 utilized 75% of 36,000 PSI. 0000013534 00000 n endstream endobj startxref bolting torque table 2 - astm 193 grade b7 and astm 193 grade b16 stud bolts. The bolting standard will define whether the torque value is for a dry or lubricated stud/bolt thread. h��Zmo��F�D?/��q����H Hr䨎�RιS�-�6�T%:������3��٥dɖ�q���"�]rgg�>�jɹ'�p��‚a%��h頔�8�"Nb���(g�-�R™ i�Pvc�L��S�J)���$�@�TDh�̥�����! This technical information is supplied as a courtesy. Lubricating the bolts is the suggested method. h�b```c``^"��31 �P����ǁas1PQƎ�`�G�-�w�r^��M�W�'H����A��AP$���(*���� �5�X�3�A�I��5�}Noƕ�k��0y3Y3s2�2�bZ������6�$�� �N�L����-n1�ale:�|�����YQg-/���� �P�q!�{��EX����D�@Z����e�Y 0000018481 00000 n BOLT PRODUCTS s e m h s e m Nut F=Q+ 100 100 N=-F f N=-w s YAs e k l b Ds r Property Class 8.8 Fastener Handbook M 8.8 Bolt Products NEW EDITION cover layout 12/7/00 4:33 PM Page 1 )]d%]vu�Vc�p��5��v�1���Gm��&]v�Y�!�J�w Title: Metric Bolts, Screws & Nuts: Tightening Torques Author: Fastener Mart Created Date: 8/12/2006 10:22:23 PM For me, it all started with writing my diary for a student. t`�j�p��L"�������=d�b)�RU��JS��*]U�XJV��>Y铕>Y铕>Y铕>Y铕>U�S�>U�S�>U�S�>U�S�>U�SA_RG��lh�o�J���G�>��ݢ[lo�F�:�u/&)m�a:�G�aS8�!0֧� �氍��I6J�J)m�7�t:��2��ҝi19.>�E�w���M��i��QzL���4�O�"f�, F�ǴLgy6HF� ɇ�t�U�����Y9�iP�e��� �0�=�k`�rp�`݈���h��,M��yQnoW��~V�� _�6(j? �����|��x�p���y�7U(��5�͛P*ǥ�+;�z�Om�3��tV�����غE�*]� ժg�D�F��g��ԔFU��, #�����r{v6�����,Vή�^] �����]|wɚ)�)�ք�63����+��v����S��v������)f��0��q����H� %���߿��O7�C(x ~/�$�F��4ʔ�Z�3��>�^k���o��+�ƄMz�m ���QԞ���R}�R�����z{�ï����˟����)�������. Flange Size Ring Gasket Number of Bolts Stud Bolt Tap End Stud Wrench Size Torque* Ft. Lbs. H��Wmo7����*8Q��;`��8@�p����VZ���r[��ߐ\r��c��E����<3���&�d�#ۯ�ٶ�]���g��f��fKJk��~Xm������f�_߭�� ۯ��;��徑�k�p�$��3P$ ��%ܠ~jIYύ�O. ... Table of bolt torque. You can also publish the lyrics of your favorite song or you can sing it in your own voice and publish it. 0000018741 00000 n ISO 16047:2005 specifies the conditions for carrying out torque/clamp force tests on threaded fasteners and related parts. The bolting standard will define whether the torque value is for a dry or lubricated stud/bolt thread. Refer to 17D Torque Chart on page 11 when using 6BX Flanges for Subsea Applications See page 12 of this document for important notes. 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. 12 Bolts or More– Use 5-Pass Method Pass 1-3: Set the torque wrench to 20%, 40%, 80% of final torque value and apply torque in a crisscross pattern. 0000001473 00000 n ? Home; Products; Metric Fasteners. Bolt Tightening Table 1-3 Table 1-4 Table 1-5 Figure 2-1 1. 2 из 5 23.08.2012 12:21 BDC for Manuals - specs - Bolt torques bolting torque table 2a - cold service astm a320 grade l7 stud bolts. TM 10-4330-237-13&P STANDARD TORQUE VALUES-METRIC SYSTEM In the absence of specific torque values, the following chart can be used as a guide to the maximum safe torque for a particular size/grade of fastener. Use this chart as a guideline to the correct torque to be applied to standard size metric and imperial bolts in grades 8.8 (metric) and ASTM A193 grade B7 (imperial) or similar. Flange Bolt Torque Sequence and Torque TableA Complete . In addition, typographical changes have been made throughout this Specification. IMPERIAL Grade 8 bolts, allow a torque It is commonly used in relatively low strength materials such as cast iron, aluminum, magnesium, brass, bronze, and plastic because the coarse series threads 0000013992 00000 n 'Fa�P�v���*���g4ȵ!Ơ{�%Ƃ)�1��B������rÉ�"����*��(b�Ŋ&�� 7�΂G���;��^�x��@��� In fact, the bolt diameter is a little smaller and the nut diameter a … Stud Threads Dia. Given here is the bolt torque chart for the ASTM A307 bolts. data)m] M1 (M1.1) M1.2 (M1.4)H M1.6 High Tensile Hexagon Setscrews 10. Fastener Torque Specifications 8 SAE and Metric Fastener Torque Specifications Metric Plain and Zinc Plated Hex and Socket Head Cap Screws TORQUE CHART - METRIC PLAIN AND ZINC PLATED HEX HEAD AND SOCKET HEAD CAP SCREWS • Table 6.1, footnote d, was added to clarify use of non-hardened plate washer to be used in conjunction with an ASTM F436 hardened washer. 0000019081 00000 n 0000002437 00000 n Sales West: 1-800-665-4825 Sales East: 1-888-665-4825 eShop; Blog; Contact Us; Menu. U.S. 0000002287 00000 n Standard maintenance practice dictates that mechanics add this value to the specified torque. Torque values for 1/4 and 5/16-in series are in inch-pounds. Do not reuse stop nuts if per/inch (Inch) TPI 0.500 13 5,676 27 45 7,450 35 59 ── ── ── 0.625 11 9,040 52 88 11,865 68 115 ── ── ── 0.750 10 13,378 90 153 17,559 118 200 ── ── ── bolting torque table 4 - use only with 6061-t6 aluminium flanges. Torque values are based on clean, dry threads. Flange Size Ring Gasket Number of Bolts Stud Bolt Tap End Stud Wrench Size Torque* Ft. Lbs. Torque Table Standard Bolt Sizes SAE. High Tensile Hexagon Bolts 9. Where the proof load is not quoted in the specification this has been taken as 95% of the yield stress. Title: Metric Bolts, Screws & Nuts: Tightening Torques Author: Fastener Mart Created Date: 8/12/2006 10:22:23 PM The stud bolt and nut torque chart show the sequence to use, and the force to apply, to stud bolts used to tighten flanges (by flange class). )ǭpO.���I�"� 0000016813 00000 n the tensile force on any bolt shall not exceed O-5 times the minimum bolt tension specified in Table 3. 't�>~��8@�(������ ��a9Gz�Pi�@4Fg�:��Ǐ5x��$ɠ. STUD BOLTS TORQUE CHART. Thread Chart, American Standard, UNC, UNF. The values shown in the chart are to be used as a mid-range guideline. Mild Steel Hexagon Head Bolts 3. 0000017538 00000 n 0000007871 00000 n 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 There are many variables affecting the torque-tension relationship, such as human error, surface texture, and lubrication. Metric Bolting Diameter Tensile Stress Area mm² Suggested Bolt Load KN. Mlid Steel Countersunk Square Plough Bolts Mlid Steel Countersunk Nib Bolts 6. Mlid Steel Cup Square Bolts 5. The torque figures are calculated in both metric (Nm] and imperial (lbf.ft) values using a choice of three commonly used bolt … mD��A�v�t^��1 ���/:#2!�y�hf��`�t��!�şAmq�@���A�g�9�@��Xˌ�� ۻ��/�s���fww��ޮn��ns`���v��L�hX�\�v�a������y��G�tʑ�2��.��e��oA=�A! 5.3 Bearing Type Joints Table 1 Allowance for Bolt Length 5.3.1 Limitations on Bearing Type Joints (Clause 4.1.1 ) Nominal Size of Bolt M 16 M 20 M 24 M 30 M 36 Nominal Bolt … Metric and Imperial Standard Bolt Torques standard-torques.pdf[11/17/2019 8:27:33 PM] Standard Bolt torques for imperial and for metric bolts Standard Torques for Imperial Bolts Imperial High Tensile Bolts - Table of Standard Torques IMPERIAL Grade 5 bolts, allow a torque variance of ± 5% either way . Refer to 17D Torque Chart on page 11 when using 6BX Flanges for Subsea Applications See page 12 of this document for important notes. NOTE: Make sure that the torque applied is for the size of the bolt shank not the wrench size. IFI-100 does not govern lock nuts above 1". Approximate notching specifications to be used as reference material if manufacturers’ bolt torque recommendations are not achievable. Tightening Torque Clamp Load (lbs.) Fastener Torque Specifications 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 )����l���Y R�Dvp��A"�8�30���.��$�$0!�0 *�q 0000009722 00000 n ... Table 2-2 Standard torque [kgf・c(Ref. The following table has the recommended standard torque values for metric taperlock studs for use Стр. standard bolt torque chart pdf. Very few ... bolts, nuts, and studs for most interchangeable equipment parts and structural applications. Hex Head Fasteners . Metric and Imperial Standard Bolt Torques standard-torques.pdf[11/17/2019 8:27:33 PM] Skip to main content Inter Club Navigation Home Page Contact Us Engine List Technical Videos Torques for standard metric and imperial bolts All manufacturers use standard bolt torques for general specifications, and list exceptions to them for bolts requiring special attention or torques, e.g. H�l�K�0D��bN`�n|��$�޴�����S$Fh����j�/���كe݊e��T��L>o�56�RwK�}q���S ��C_ ��.� Clamp load calculated as 75% of the proof load when specified by the standard. 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 #4*-----5.2-4.8-4.3 Torque Chart. Mervin Sutisna. Unified Hexagon Bolts / Sets - UNF 8. Standard torque charts are developed for dry, un-plated conditions. endstream endobj 80 0 obj <>stream Recommended Assembly Torques Class 10.9 ISO Metric Coarse Pitch Bolts & Screws Bolt Tension Corresponding to 65% of Proof Load Recommended Assembly Torque Diameter Pitch (mm) kN Nm M5 0.80 7.67 8 M6 1.00 10.9 13 M8 1.25 19.8 32 M10 1.50 31.3 63 M12 1.75 45.5 109 M14 2.00 62.1 174 M16 2.00 84.5 270 M18 2.50 103 371 It applies to steel fasteners with an ISO metric thread according to ISO 68-1. 0000009998 00000 n Stud bolt weight includes 2 heavy hex steel nuts. �H�9T�BawO��JǠ���€J%56I�4bQ��(��f�� The torque figures quoted have been based on a theoretical bolt load equal to 85% of the proof load of the bolting material. Nominal diameter is a more of a label than a size. As = stress area of bolt, in in² n = no. Tightening Torque Clamp Load (lbs.) Coarse Thread Series Applications The coarse thread series (UNC/UNRC) is generally used for the bulk production of screws, bolts, and nuts. ONLY USE THE TORQUE SETTINGS GIVEN IN THE TABLE BELOW WHERE THE MACHINE MANUFACTURER HAS NOT SPECIFIED A TORQUE. 118 0 obj <>/Filter/FlateDecode/ID[<14C30A28C1CC694F93AB09AA1E98CC36>]/Index[75 101]/Info 74 0 R/Length 175/Prev 332040/Root 76 0 R/Size 176/Type/XRef/W[1 3 1]>>stream F = tensile force , in Lbs C = TIGHTENING TORQUE, IN N*m C:\Documents and Settings\Alain\Mes documents\Couple de serrage.xls, 03.05.23 by A.S. Sy = yield strength, in KSI µ = Friction coefficient Torque Specifi cation Chart The following torque values are to be used on all fasteners unless otherwise specifi ed. ���I����+f��J���%0���^�C=!��VP��G���Kg��� -56Y� Z�ўc����-h ** Torque values for 1/4" and 5/16" sizes are in inch lb. BOLT PRODUCTS s e m h s e m Nut F=Q+ 100 100 N=-F f N=-w s YAs e k l b Ds r Property Class 8.8 Fastener Handbook M 8.8 Bolt Products NEW EDITION cover layout 12/7/00 4:33 PM Page 1 This European standard specifies a test method for fasteners with ISO metric thread from M6 to M16 and with property classes 8.8 to 12.9 for bolts and screws and with property classes 8 to 12 for nuts, to check their tightening performance in the elastic range. There is no torque difference for fine or coarse threads. Class 10.9 ISO Metric Coarse Pitch Bolts & Screws Bolt Tension Corresponding to 65% of Proof Load Recommended Assembly Torque Diameter Pitch (mm) kN Nm M5 0.80 7.67 8 M6 1.00 10.9 13 M8 1.25 19.8 32 M10 1.50 31.3 63 M12 1.75 45.5 109 M14 2.00 62.1 174 M16 2.00 84.5 270 M18 2.50 103 371 M20 2.50 132 528 If a bolt is torqued rather than the nut then the torque value should be increased to compensate for the additional frictionbolt should only be torqued if they are fitted in clearance holes. ��b��3W���GeKn�F��blA��6�cJGm��a��]y ������:n*2�0�%2��;Be�3�P�)���8=���ү��9��-%�[��t�=@!�cm��`̝H�L�J�%U�&��T`���&Za3�p1��v��&vT�T53� P*#�X�E��*�� 0000017620 00000 n Given here is the bolt nor the internal threads of the yield stress with 6061-t6 aluminium flanges lyrics your. 11 when using 6BX flanges for Subsea Applications See page 12 of this for... 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