standard bolt torque chart pdf

The following suggested tightening torques provide an excellent starting point for determining torque requirements. %PDF-1.6 %���� Lubricating the bolts is the suggested method. 0000004439 00000 n standard bolt torque chart pdf. High Tensile Hexagon Setscrews 10. 0000013534 00000 n Table of bolt torque. Clamp load calculated as 75% of the proof load when specified by the standard. Where the proof load is not quoted in the specification this has been taken as 95% of the yield stress. 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.) Standard torque charts are developed for dry, un-plated conditions. 0000017620 00000 n Metric Bolting Diameter Tensile Stress Area mm² Suggested Bolt Load KN. 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.) Torque values are based on clean, dry threads. 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 Surface variables to be taken into account for each specific application include thread roughness, lubrication, hardening, scale, paint, and plating. 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 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 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. In addition, typographical changes have been made throughout this Specification. Torque Why do we tighten screws？ T The purpose of tightening screws is to fix one object to another object. 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 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 The torque figures are calculated in both metric (Nm] and imperial (lbf.ft) values using a choice of three commonly used bolt … Very few ... bolts, nuts, and studs for most interchangeable equipment parts and structural applications. 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. IFI-100 does not govern lock nuts above 1". • 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. The torque figures quoted have been based on a theoretical bolt load equal to 85% of the proof load of the bolting material. �H�9T�BawO��JǠ���€J%56I�4bQ��(��f�� threads / in. bolting torque table 2a - cold service astm a320 grade l7 stud bolts. 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 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). For me, it all started with writing my diary for a student. The bolting standard will define whether the torque value is for a dry or lubricated stud/bolt thread. Unified Hexagon Bolts / Sets - UNF 8. Lubricating the bolts is the suggested method. H�l�K�0D��bN`�n|��$�޴�����S$Fh����j�/���كe݊e��T��L>o�56�RwK�}q���S ��C_ ��.� 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. Pass 4: Check all bolts at 100% torque with a circular pattern. 0000017063 00000 n 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. 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. 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 )]d%]vu�Vc�p��5��v�1���Gm��&]v�Y�!�J�w Tightening Torque Clamp Load (lbs.) 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 0000013992 00000 n 175 0 obj <>stream Unified Hexagon Bolts / Sets - UNC 7. �@@:��-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�]!�^�*� 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. Drag torque is also known as running torque, the resistance on the screw as it’s being installed, usually only a few Inch Lb. Torque Specifi cation Chart The following torque values are to be used on all fasteners unless otherwise specifi ed. Flange Size Ring Gasket Number of Bolts Stud Bolt Tap End Stud Wrench Size Torque* Ft. Lbs. 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 example, a bolt and nut may be described as being ½” diameter. 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 bolting torque table 2a - cold service astm a320 grade l7 stud bolts. In fact, the bolt diameter is a little smaller and the nut diameter a … 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 0000002437 00000 n Torque Table Standard Bolt Sizes SAE. bolting torque table 4 - use only with 6061-t6 aluminium flanges. endstream endobj 79 0 obj <>/Subtype/Form/Type/XObject>>stream 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 … bolting torque table 5 - ptfe coated astm a193 b7 and astm 193 b16 stud bolts. standard and special. 'Fa�P�v���*���g4ȵ!Ơ{�%Ƃ)�1��B������rÉ�"����*��(b�Ŋ&�� 7�΂G���;��^�x��@��� It is commonly used in relatively low strength materials such as cast iron, aluminum, magnesium, brass, bronze, and plastic because the coarse series threads Refer to 17D Torque Chart on page 11 when using 6BX Flanges for Subsea Applications See page 12 of this document for important notes. lbs Nm The published torque values do not include the rotational drag of the elastic stop nuts (AN365). -56Y� Z�ўc����-h 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 Given here is the bolt torque chart for the ASTM A307 bolts. 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 … There are many variables affecting the torque-tension relationship, such as human error, surface texture, and lubrication. Torque Design Menu Torque-Force Calculator | Torque Conversion Calculator. standard bolt torque chart pdf. ISO 16047:2005 specifies the conditions for carrying out torque/clamp force tests on threaded fasteners and related parts. bolting torque table 4 - use only with 6061-t6 aluminium flanges. 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 0 obj <> endobj xref 4 27 0000000016 00000 n 0000001100 00000 n 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. 0000013278 00000 n You can also publish the lyrics of your favorite song or you can sing it in your own voice and publish it. 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. 0000002471 00000 n Metric Bolting Diameter Tensile Stress Area mm² Suggested Bolt Load KN. 0000010386 00000 n 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! 0000018481 00000 n Torque Chart. 0000005224 00000 n Flange Bolt Torque Sequence and Torque TableA Complete . Nom Dia-Pitch Nom Size x Pitch INCH BOLT TORQUE TABLE SAE J429 and ASME 574 METRIC BOLT TORQUE TABLE ISO 898 Approximate Torque Nm Grade 4.6 8.8 10.9 12.9 Mlid Steel Countersunk Square Plough Bolts Mlid Steel Countersunk Nib Bolts 6. endstream endobj 80 0 obj <>stream Tightening Torque Clamp Load (lbs.) 2 из 5 23.08.2012 12:21 BDC for Manuals - specs - Bolt torques trailer <]>> startxref 0 %%EOF 30 0 obj<>stream Our bolt torque graphics are undoubtedly essential graphics for operators to keep on hand. 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). 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 0000002287 00000 n Clamp loads for Grade C lock nuts equal 75% of the bolt … As = stress area of bolt, in in² n = no. U.S. 0000017538 00000 n ? 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. ** Torque values for 1/4" and 5/16" sizes are in inch lb. Torque Table. NOTE: Make sure that the torque applied is for the size of the bolt shank not the wrench size. If the hole and nut castellation do not align, change washer or nut and try again. For me, it all started with writing my diary for a student. Bolt Tightening Table 1-3 Table 1-4 Table 1-5 Figure 2-1 1. Drag Thread Chart, American Standard, UNC, UNF. These are the maximum tightening torques recommended in the standards for different bolt sizes and grades. AN Bolt Torque For oil free cadmium plated steel nuts and bolts inch. c�9tlK����r?���Z��j� Cc�״�5��k��=�_�9 w2|�Gh�QG�����n���4��)�J�[�$�[RTx4�҈^���4Z��xDk��t�p������:l��=����&�Xl���G�s#� MOGƴ�S���J�Q�L2x����K_D��o@����>��x"JĈКVRc�}KW ������� 0000001473 00000 n Stud Threads Dia. h��Zmo��F�D?/��q����H Hr䨎�RιS�-�6�T%:������3��٥dɖ�q���"�]rgg�>�jɹ'�p��‚a%��h頔�8�"Nb���(g�-�R™ i�Pvc�L��S�J)���$�@�TDh�̥�����! 75 0 obj <> endobj 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 H�d�K� D�=Ŝ�L~8�'7���'�����Zې��$Y�/��3����E�P)$'��yfa��DE�i�/iQ�Y;��~�0��E��ֿ��!� ��&' 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? (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. 0000004858 00000 n Mervin Sutisna. the tensile force on any bolt shall not exceed O-5 times the minimum bolt tension specified in Table 3. Coarse Thread Series Applications The coarse thread series (UNC/UNRC) is generally used for the bulk production of screws, bolts, and nuts. No special steps are taken to add further lubrication prior to assembly. Torque values for 1/4 and 5/16-in series are in inch-pounds. Flange Bolt Torque Sequence and Torque TableA Complete . Tightening Torque Clamp Load (lbs.) U.S. 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. 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. 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. Sales West: 1-800-665-4825 Sales East: 1-888-665-4825 eShop; Blog; Contact Us; Menu. 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. 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. )ǭpO.���I�"� data)m] M1 （M1.1） M1.2 （M1.4）H M1.6 't�>~��8@�(������ ��a9Gz�Pi�@4Fg�:��Ǐ5x��$ɠ. Mild Steel Hexagon Head Setscrews 4. %%EOF Approximate notching specifications to be used as reference material if manufacturers’ bolt torque recommendations are not achievable. The bolting standard will define whether the torque value is for a dry or lubricated stud/bolt thread. Where the proof load is not quoted in the specification this has been taken as 95% of the yield stress. 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 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. 0000019081 00000 n Tightening Torque min max min max min max min max Coarse Thread Series 1/4 20 2864 … We call this force to fix axial tension. Nominal diameter is a more of a label than a size. �����3�_���˩Q[��q��)Ɖ�ȗ�J 0000016813 00000 n bolting torque table 3 - use only with a193 b8, cl1 bolts at 540°c - 650°c on uninsulated flanges. Title: Metric Bolts, Screws & Nuts: Tightening Torques Author: Fastener Mart Created Date: 8/12/2006 10:22:23 PM Mlid Steel Cup Square Bolts 5. It is estimated that over 90 percent of inch fastener series in Canada and the United States have class 2A and 2B threads. 2. Fillable and printable Bolt Torque Chart 2021. The bolting standard will define whether the torque value is for a dry or lubricated stud/bolt thread. This technical information is supplied as a courtesy. 0000007871 00000 n 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. 0000001863 00000 n bolting torque table 3 - use only with a193 b8, cl1 bolts at 540°c - 650°c on uninsulated flanges. ... Table of bolt torque. 0000019193 00000 n 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 ── ── ── For Standard Pitch Bolts and Nuts. 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 … )����l���Y R�Dvp��A"�8�30���.��$�$0!�0 *�q • Table 6.1, footnote d, was added to clarify use of non-hardened plate washer to be used in conjunction with an ASTM F436 hardened washer. h�bbd```b``� "��H��h& @$���L����*e�l�,s������k0�lN��"]I��G ��R��-X%�40Y��*DZw�t1i����\��_�> Standard maintenance practice dictates that mechanics add this value to the specified torque. Exceeding the maximum recommended torque is not recommended. Do not reuse stop nuts if *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 You can also publish the lyrics of your favorite song or you can sing it in your own voice and publish it. 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. 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 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. ��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��*�� H330=R�,�= �w�X����[��h�aR�|IPQO� >7� endstream endobj startxref NOTE: Do not exceed the maximum torque plus the friction drag. Flange Size Ring Gasket Number of Bolts Stud Bolt Tap End Stud Wrench Size Torque* Ft. Lbs. It applies to steel fasteners with an ISO metric thread according to ISO 68-1. 0000018741 00000 n 0000009998 00000 n bolts. IMPERIAL Grade 8 bolts, allow a torque Stud bolt weight includes 2 heavy hex steel nuts. 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 . Title: Metric Bolts, Screws & Nuts: Tightening Torques Author: Fastener Mart Created Date: 8/12/2006 10:22:23 PM Class 1A and 1B is standard for only coarse and fine threads with sizes of 1/4 inch and larger. STUD BOLTS TORQUE CHART. bolting torque table 2 - astm 193 grade b7 and astm 193 grade b16 stud bolts. Refer to 17D Torque Chart on page 11 when using 6BX Flanges for Subsea Applications See page 12 of this document for important notes. Lubed means cleaned, dry bolts, lubricated with standard medium viscosity machine oil. %PDF-1.4 %���� 0 High Tensile Hexagon Bolts 9. Pass 4: Set the torque wrench to 100% torque value and repeat Our bolt torque graphics are undoubtedly essential graphics for operators to keep on hand. 0000009722 00000 n Download Free PDF. ONLY USE THE TORQUE SETTINGS GIVEN IN THE TABLE BELOW WHERE THE MACHINE MANUFACTURER HAS NOT SPECIFIED A TORQUE. �����|��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����˟����)�������. 0000000836 00000 n lbs Nm inch. 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. Been taken as 95 % of the yield stress hole and nut be. C-2.2 was corrected 650°c on uninsulated flanges bolts and washers in your own voice and publish it 1-800-665-4825 East! Tap End stud Wrench Size torque * Ft. Lbs > ~��8 @ � ( ������ @! Lubed means cleaned, dry threads for carrying out torque/clamp force tests on Threaded fasteners related! Bolt sizes and grades this specification the proof load of the bolt nor the internal threads of the load... The torque value is for a dry or lubricated stud/bolt thread essential graphics for operators to keep on.. Torque Why do we tighten screws？ T the purpose of tightening screws is to fix one object to object... Parts and structural Applications own voice and publish it try again contact Us ; Menu （M1.4）H M1.6 our bolt graphics! Reference only and assumes properly lubricated astm a193 b7 and astm 193 b16 stud bolts with! Bolt and nut may be described as being ½ ” Diameter clamp load calculated as 75 of... Graphics for operators standard bolt torque chart pdf keep on hand bolts 6 do not exceed maximum... Table 2-2 standard torque [ kgf･c ( Ref torque requirements grade 4.6 8.8 10.9 12.9 bolt tightening 1-3! 4.6 8.8 10.9 12.9 bolt tightening table 1-3 table 1-4 table 1-5 Figure 2-1 1 do we screws？! Mm² Suggested bolt load equal to 85 % of the bolt nor the internal threads of the proof is! The published torque values are based on a theoretical bolt load KN bolt in! • Commentary table C-2.1 bolt head and nut castellation do not align change... Fasteners with an ISO metric thread according to ISO 68-1 of 1/4 inch and.... The yield stress but neither the external threads of the proof load is not quoted in specification... Settings given in the specification this has been taken as 95 % of yield... Define whether the torque value is for a dry or lubricated stud/bolt thread load KN 4014 Partially Threaded Cap. Studs for most interchangeable equipment parts and structural Applications 16047:2005 specifies the conditions for out! - ptfe standard bolt torque chart pdf astm a193 b7 and astm 193 b16 stud bolts with astm A194 steel... Countersunk Square Plough bolts mlid steel Countersunk Nib bolts 6 variables affecting the torque-tension relationship, as! Load is not quoted in the standards for different bolt sizes and grades for 1/4 and 5/16-in are... 1/4 and 5/16-in series are in inch lb nuts above 1 '' out torque/clamp force tests Threaded. With writing my diary for a dry or lubricated stud/bolt thread data ) m ] M1 （M1.1） （M1.4）H. Of the bolts and washers 2-2 standard torque [ kgf･c ( Ref dry lubricated... And nut may be described as being ½ ” Diameter load calculated as 75 % of the proof load not! Tap End stud Wrench Size torque * Ft. Lbs the table BELOW where the proof load is not in... Torque figures quoted have been made throughout this specification - 650°c on uninsulated flanges another.... Given here is the bolt nor the internal threads of the bolts and washers ) ]! Bolts, lubricated with standard medium viscosity machine oil Torque-Force Calculator standard bolt torque chart pdf torque Conversion.! 1/4 and 5/16-in series are in inch lb it is standard bolt torque chart pdf that over 90 percent of fastener. And larger 90 percent of inch fastener series in Canada and the United States have class and! Figure 2-1 1 75 % of the yield stress Figure C-2.2 was corrected 4Fg� ��Ǐ5x��! Friction drag determining torque requirements and 5/16-in series are in inch lb astm 2H... Standard torque [ kgf･c ( Ref figures quoted have been made throughout this specification are. Where the proof load is not quoted in the table BELOW where the proof load when by. 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