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flange bolt torque chart, Torque-tension relationship for A307A, grade 5, 8 & 9 bolts. is an expert on the ASTM A325 specification. 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 … (ft.lbs.) Find technical information on type of fasteners, dimensions, standards, materials, specifications, material data sheet, thread data, thread pitch chart, weight charts, etc ASME B18.2.1, square or heavy hex head: ASME B18.2.1, heavy hex head: Bolts equal to or larger than 3/4 in. Table is for standard pipe flanges only. Use Prevailing Torque All-Metal Nut chart if using this style of nut. ͪ����ꊆ���5dY7Ք�E}@ͲF�)�,�6��e�HS bolting torque table 5 - ptfe coated astm a193 b7 and astm 193 b16 stud bolts. 2) Bolt torque values listed assume a lubricated stud bolt resulting in a. BOLT TORQUE (Nm) = TORQUE COEFFICIENT, K x BOLT LOAD (kN) x BOLT DIAMETER (mm) 2. How to determine bolt tightening torque 5. STUD BOLTS TORQUE CHART. These types … 2) Material Notes : SAE Grade 1 1/4 to 1 1/2 227.5271 413.6856 1 . (ft.lbs.) Until then, please refer to Portland Bolt’s main website for more information about, This website is owned and operated by Portland Bolt and Manufacturing Company. US Bolts - Tensile Strength and Proof Loads - Tensile strength and proof loads SAE bolts; US Hex Bolts - Inches - ANSI/ASME B18.2.1 Dimensions of Hex Bolts - Imperial units; US Hex Bolts - Metric - ANSI/ASME B18.2.3M Dimensions of Hex Bolts - Metric units; Wrench Spanner - Inches to mm - SAE to metric wrench and spanner converter chart Bolt K-Factor Chart. Tightening Torque min max min max min max min max Coarse Thread Series 1/4 20 2864 … The torque chart is for reference only and assumes properly lubricated ASTM A193 B7 stud bolts with ASTM A194 2H steel nuts. Generally 70% bolt yield is targeted. 4) Assuming ASME PCC-1 bolting pattern is followed. 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. 302.3.3 (per para. Leading manufacture of ASTM A193 B8 Class 2 Bolts. Torque values assume that Nickel Anti-Sieze thread lubricant is used. Nom Dia-Pitch Nom Size x Pitch INCH BOLT TORQUE TABLE SAE J429 and ASME 574 METRIC BOLT TORQUE TABLE ISO 898 Repeat until bolts have been successively tightened. (ft.lbs.) Flange Bolt Torque Sequence. 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). Lubricate all contact areas of the bolts and washers. Lubricating the bolts is the suggested method. we keep stock of A193 B8 Class 2 Material, B8 Class 2 Stud, B8 Cl2 Fasteners. It maintain its mechanical values through process of heat and is … The intent of this site is to provide engineers, contractors, fabricators, and original equipment manufacturers with in-depth, technical information pertaining to the ASTM A325 specification. Check B8 Class 2 Nuts, A193-B8 Cl.2 Bolts price list. via chat @���@�Ĭ@���@�Ĝ 6��
Table A-2 in ASME B31.3, Appendix A provides listed boiling material specifications. 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.) ASTM A193 Grade B7 Torque Chart. 3886 0 obj
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Tightening Torque Clamp Load (lbs.) These bolt torque values are intended for use as guidelines only and are based on ideal conditions, perfect flanges, flange alignment & new well lubricated bolts/nuts according to the national boiler code, installed in accordance with the Central Plastics Company Flange Installations Guidelines. Steel Hex Flange Nut. Once all pre-checks are completed. 309.1.2). SAE Grade 2 . (ft.lbs.) Pass 4: Check all bolts at 100% torque with a circular pattern. Torque bolts and nuts in a “CRISS-CROSS” sequence using a minimum of three torquing passes and the maximum bolt stress as defined. Low-strength bolting is prohibited from flange joints under severe cyclic conditions. Class 150 Flanges : ASTM A182 / ASME SA182 – B16. 3887 0 obj
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Contact Anthony by phone, through our form, RECOMMENDED ASSEMBLY TORQUES Bolt Tension Recommended Corresponding to Assembly 65% of Proof Load Torque lbf lbft 1760 7 2890 15 4290 27 5880 43 To convert lbf to kN: Multiply kN by 224.809 To convert lbft to Nm: Multiply lbft by 1.35582 7860 66 10070 94 12480 130 18460 231 25550 373 33470 558 36700 688 46600 971 55500 1272 67600 1690 91300 2663 120200 4007 156300 5861 192400 … AISC: The American Institute of Steel Construction is a technical institute and trade association designed to serve the structural steel design community and construction industry in the United States. Portland Bolt will soon introduce a new microsite which will provide technical information about this new ASTM specification. bolting torque table 4 - use only with 6061-t6 aluminium flanges. bolting torque table 2a - cold service astm a320 grade l7 stud bolts. if you have any questions. If bolts are to be torqued "dry", increase wrench setting by 20%. Torque Chart for ASTM A193 Grade B7 Studs in Ft./Lbs. Torque Chart of ASTM B348 Gr 2 Hex Bolts; Titanium Grade 2 Fasteners Price. For more information regarding Portland Bolt's manufacturing capabilities and full product line, visit, Research Council on Structural Connections. (ft.lbs.) [h��[��٦2�n��rH��1[]nИ�0�m)��0���ږb�rJ5˚��YVDU]# The below k-factor chart is not for general use on bolted joints without understanding the variables you may have at your site, and the materials that you are using. Table 1C Flange Bolting Dimensional Recommedations; Product Carbon Steel Alloy Steel; Stud Bolts: ASME B18.2.1: ASME B18.2.1: Bolts smaller than 3/4 in. (ft.lbs.) RCSC: The Research Council on Structural Connections is a non-profit, volunteer organization whose research projects serve to provide safety, reliability, and standard practices for the steel construction industry. :>4�
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(ft.lbs.) Torque values for 1/4 and 5/16-in series are in inch-pounds. 510.2122 : over 3/4 thru 1-1/2 227.5271 . Rec'd/Avail. Each kit contains fasteners, nuts, washers … and Mechanical Properties Bolt Grade Identification Marking . Pressure Gasket … Consult LGT Engineering for flange bolt-up procedure, target bolt stresses, and guidelines for non-standard connections. 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. In Section VIII, Div 1, see the discussion in Appendix S. Also, as arto suggests, purchase ASME PCC-1. 3888 0 obj
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Unlisted bolting (i.e., not listed in Table A-2) are subject to the requirements of para. Contact O.D. 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. Flange Bolting Chart - ASME B16.5 Extreme Bolt & Fastener can match the material of your flanges with easy bolting kits. Gasket Internal Min. 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 3 - use only with a193 b8, cl1 bolts at 540°c - 650°c on uninsulated flanges. Suggested torque amount 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). A generally recommended bolt preload is 50,000 psi. ASTM A325 Bolt Torque Chart displays the torque range for different bolt sizes. Garlock Bolt Torque Values for .031" thick Compressed Sheet1 & GYLON® Ring Gaskets - ANSI B16.5 Class 300# Flanges Nominal Raised Face Raised Face Gasket Number Size of Bolt Torque Comp Force Max. This website covers technical aspects of the original ASTM A325 specification which was withdrawn by ASTM international in 2016 and replaced by ASTM F3125. Heavy Hex Structural Bolts – ASTM A 325 Inch Series – Physical Properties & Tightening Torque Physical Properties Type 1 Bolt Size 1/2” To 1-1/2” Tensile Strength (min.) ASME B 18.2.1, Square and Hex Bolts and Screws (inch series), and ASME B 18.2.2, Square and Hex Nuts (inch series). Because of these existing variables, the only way to determine the correct torque is through experimentation under actual joint and assembly conditions. Based on ASTM A193 B7 bolts - 60,000 psi maximum bolt stress Nominal Number Size of Minimum Preferred Minimum Preferred Minimum Preferred Minimum Preferred Minimum Preferred Pipe Size of Bolts Torque Torque Torque Torque Torque Torque Torque Torque Torque Torque (inches) Bolts (inches) (ft.lbs.) ASTM A307 utilized 75% of 36,000 PSI. The bolt allowable stress is for sizing the bolts. D = Nominal Diameter F = Clamp Load For J429 Grade 5 … (ft.lbs.) Y��B�uFb���j��i=�Ӽ{~�]��'�|�N�����^�����?|��)=nk"?�s���$��i��-��Sy�]w!~�t{�Û���'����:<8p�y`>Ҟ=~WG�����^�����O�퓦������� �s,��/_��_�}�����X��{�_�,ciw�ſ��9�CHwǿ�X�� �/�it�)ߠ�r� L��v;¾\7����ܝ[�?�
��dc���6�la+s��s5v�~3���כ���? ?��G�����]����'�}�C����r�m��˯��e[��Oǯ��Y>�a�w��8��;O!1��%uݶaZ/˘�}���Z�_v���!���a�b�[���4l4��P��[��4���dY�Q�,�ĺdY� �fY��P���Rñ@ͺ&8�qF�HYׄƚ�e��5e]��Q�cj;�>���KHaȗ�. Lubed means cleaned, dry bolts, lubricated with standard medium viscosity machine oil. Bolt circle is ANSI-B1 Grade F Tightening Torque min max. at 100% of yield. CLASS 150 FLANGE. You can go ahead with tightening the stud in the pre-define torque sequence mentioned here. Specs : Nominal Size (inch) Proof Load Stress (N/mm2) Tensile Strength (N/mm. x�cd``d�a`d���00��20jk00��20lc`d����o Please contact us if you have questions, require additional information, need a price quote, or would like to place an order. x�՝_���q���;�7RP��.������n�$Mb-��B�%W�e'���P�����,gΫ3��zQ���|>�>���r>��폯_�����'����Ǐ�4Li�L鲮���e�i�����Ǐ��g��?����G}>]�:������K�1�3]�0�!^�mb�?�,�0�JaX�z��7]�=
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Clamp load calculated as 75% of the proof load when specified by the standard. It has nothing to do with the recommended bolt preload and torque. Preferred Pipe Size Contact I.D. Tightening Torque Clamp Load (lbs.) Rec'd Min. ASTM A449 / SAE GRADE 5 Bolt Torque Chart displays the tightening torque, proof and clamp load for different bolt sizes. TIGHTENING TORQUES FOR METRIC BOLTS of yield strength (Sy) MÉTRIQUE Diameter (mm) 6 8 10 12 14 16 18 20 22 24 27 30 33 36 39 42 45 48 52 56 60 64 68 M6 M8 M10 M12 M14 M16 M18 M20 M22 M24 M27 M30 M33 M36 M39 M42 M45 M48 M52 M56 M60 M64 M68 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. x�c```b``h�B>�����,vK�ޙ���� "�"V(f`d�c`�Y������ ;ùd ����j 0}
Tightening Torque Clamp Load (lbs.) The information contained on this site is presented for historical and informational purposes only. by email, or There are many variables affecting the torque-tension relationship, such as human error, surface texture, and lubrication. • Flange dimensions according to ASME B16.5 • Maximum working pressure according to ASME B16.5 Class 150: 20 bar (290 psi) Class 300: 52 bar (750 psi) • Friction factor µ = 0.12; Nut factor K = 0.15 • Target torque calculation according to ASME PCC-1 Appendix J. Lubricating the bolts is the suggested method. (ft.lbs.) u = The coefficient of friction of the lubricant Figures are a GUIDE only, always consult the manufacturer or area engineer . Anthony Porreco, Sales Representative at Portland Bolt, Contact Area Of Bolts at 60ksi Stress Per Bolt @ 60ksi Stress Avail. . Pass 4: Set the torque wrench to 100% torque value and repeat Inch Bolt Torque Table Estimated with clamp load as 75% of proof load as specified in SAE J429 and ASME 574 Steel Grade SAE 5 SAE 8 Socket Head Cap Screws Minimum Tensile Strength PSI 120,000 150,000 1/4-1/2" 180,000 5/8-1" 170,000 Nominal Dia. astm a320 bolts sa320 grade l7 studs astm a320 l7 bolts nuts, astm a320 grade l7 fasteners manufacturers astm a320 grade, coated fastener torque values fluoropolymer torque specs, ptfe fasteners teflon coated stud bolts and nuts, stud bolt for flanges asme b16 5 projectmaterials
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