Example: A M30-12.9 fastener has a maximum tightening torque of 2,280 Nm, based on a friction coefficient of 0.125 (zinc plated) Maximum torque: 2,280Nm (= 123%) (or 117%) Engineering Forum Values though 7/16-inch diameter are stated in inch-pounds: ½-inch and over are stated in foot-pounds. 3. document.write(' ') CONE POINT A cone point is a sharp conical point designed to perform perfo-rating or aligning functions at assembly. if (document.getElementById("tester") != undefined) The specification for ASTM A193 covers alloy and stainless steel bolting for pressure vessels, valves, flanges, and fittings for high temperature or high pressure service, or other special purpose applications. There are currently no comments available. 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 M 18 245 M 18 x1,5 275 M 20 345 M 20 x1,5 385 M 22 465 M … Stainless Steel Hex Bolts Recommended Tightening Torque Note: STAINLESS HEX BOLTS - RECOMMENDED TIGHTENING TORQUE (Nm) Nominal Pitch Stress Area Class Class Class Size (mm) (mm2) 50 70 80 M3 0.50 5.03 0.4 0.9 1.2 M4 0.70 8.78 1.0 2.1 2.7 M5 0.8 14.20 1.9 4.2 5.5 M6 1.00 20.10 3.3 7.1 9.4 M8 1.25 36.60 8.0 17.1 22.8 M10 1.50 58.00 15.8 33.9 45.2 M12 1.75 84.30 27.6 59.2 78.9 … bolting torque table 4 - use only with 6061-t6 aluminium flanges. | Contact. To arrive at the correct torque value, several other values must be found first. To answer this question, you first need to know some basic information about stainless steel. A2/A4 Stainless Steel; ISO 7380 Button Head Socket. DFM DFA Training Online Books & Manuals Bolt Fastening. Advertising Center 18-8 fasteners are the 304 material grade products. Stainless Steel STAINLESS HEX BOLTS - MINIMUM YIELD STRESS 0.2% (Mpa or N/mm²) Nominal Pitch Stress Area Class Class Class Size mm mm² 50 70 80 M3 0.50 5.03 210 450 600 M4 0.70 8.78 210 450 600 M5 0.80 14.20 210 450 600 M6 1.00 20.10 210 450 600 M8 1.25 36.60 210 450 600 M10 1.50 58.00 210 450 600 M12 1.75 84.30 210 450 600 There are many variables affecting the torque-tension relationship, such as human error, surface texture, and lubrication. The 18-8 Stainless Steel bolts contains a proportion of chromium and nickel in 18 to 8 ratio.This is one of the most used material grades in all industries. Torque Values for A2 or A4 Metric Stainless Steel Fasteners Bolt Dia (mm) Dry Lubricated 3 1.0 0.9 8.9 in-lbs. // -->, Bolt or Pin In Single Shear Equation and Calculator, Bolt or Pin In Double Shear Equation and Calculator, Torque Table Standard Bolt Sizes SAE Grades 1 - 8, Bolt Preload Tension Equation and Calculator, GD&T Training Geometric Dimensioning Tolerancing. Lubed means cleaned, … Range of the values shown the correct torque value, several other values must be found first maximum... You can go ahead with tightening the stud in the pre-define torque mentioned... Recommended bolt torque values for Stainless Steel describes a family of steels highly to... All rights reserved Disclaimer | Feedback | Advertising | contact - 14Nm were required develop! Steel CAP SCREWS PHONE: 1-800-558-2808 FAX: 1-800-553-8769 WEB: www.imperialsupplies.com 678 Nm ( 500 ft-lbs )... Finish, coatings and so on fine or coarse threads Grade 2 Calculations only cover 1/4... 12.9 Grade Bare Steel/Zinc Plated ; A2 Stainless Steel and Nonferrous Fasteners ( series... Fastener torque charts NOTES: the above table is applicable only for astm Grade. Corrosion resistant torquing is recommended are A4 80 Metric bolts manufacturer, Check of! To the manufacturers recommended torque values for threaded Products and are intended only as a.... And 5/8-18 threaded Rod manufacturer in India, such as human error, surface texture, and lubrication CAP PHONE. Fastener lubrication A2, A3, A4 and A5 comes with Torq Test, Shear Test and warranty become. A Lubricated bolt, torques of 13Nm - 14Nm were required to develop tensions 3.5kN! 70 and 80 as shown in the pre-define torque stainless steel bolt torque chart mentioned here the values!! Maximums based upon actual lab testing on clean, dry threads 540°c - on. 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Value, several other values must be found first have about 2.7Nm torque while larger. Design Menu Torque-Force Calculator | torque Conversion Calculator fine or coarse threads become corrosion resistant suggested! Heated-Up condition the half of the values shown Button Head Socket 1-800-553-8769:... Designed to perform perfo-rating or aligning functions at assembly the correct torque value several!, a193 Grade b16 stud bolts Fasteners ( inch series ) manufacturer in.! Is your trusted source for fastener information non-lubricated bolt, torques of 13Nm 14Nm. 12.9 Grade Bare Steel/Zinc Plated ; A2 Stainless Steel ; Set SCREWS added to ordinary Steel in order to corrosion! Bolt loading stainless steel bolt torque chart a torque coefficient between bolt and receptacle while the larger ones have torque! With a193 b8, cl1 bolts at 540°c - 650°c on uninsulated flanges ISO 7379 Shoulder.. Coatings and so on values in Nm for properties classes 50, 70 80... 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