M10 15 Nm 20 Nm 40 Nm 56 Nm 57 Nm 77 Nm
M12 26 Nm 34 Nm 72 Nm 96 Nm 100 Nm 130 Nm
M16 68 Nm 88 Nm 160 Nm 210 Nm 240 Nm 320 Nm
M20 130 Nm 170 Nm 340 Nm 450 Nm 480 Nm 640 Nm.
M24 230 Nm 290 Nm 570 Nm 770 Nm 800 Nm 1040 Nm
M30 430 Nm 570 Nm 1100 Nm 1400 Nm 1700 Nm 2200 Nm
M36 760 Nm 1000 Nm 2000 Nm 2600 Nm 2900 Nm 3800 Nm
3 - Tightening torque values: zinc dichromate-plated or white zinc-plated threads in inches
Nominal
dimension
Tensile grade Tensile grade Tensile grade
SAE 1 (ISO 4.6-BS B) SAE 5 (ISO 8.8-BS S) SAE 8 (ISO 10.9-BS V)
Torque (Nm) Torque (Nm) Torque (Nm)
Min. Max. Min. Max. Min. Max.
#6 0.9 1.3 1.8 2.4 2.5 3.3
#8 1.7 2.3 3.4 4.4 4.7 6.3
#10 2.5 3.3 4.7 6.3 6.7 8.9
1/4 6 8 11 15 16 22
5/16 12 16 22 30 31 (43)
3/8 22 30 (39) 53 55 75.
7/16 35 (47) 64 86 90; 120
1/2 54 72 100 130 140 180
5/8 110 140 200 260 280 370
3/4 190 250 350 460 490 660
7/8 310 410 560 760 800 1060
1 460 620 840 1120 1200 1600
1 1/8 480 640 1050 1390 1700 2200
1 1/4 680 900 1500 2000 2400 3200
1 1/2 1200 1600 2600 3400 4100 5400
4 - Reduced tightening torque values: phosphated or zinc-flake-coated threads in inches
Nominal
dimension
Tensile grade Tensile grade Tensile grade
SAE 1 (ISO 4.6-BS B) SAE 5 (ISO 8.8-BS S) SAE 8 (ISO 10.9-BS V)
Torque (Nm) Torque (Nm) Torque (Nm)
Min. Max. Min. Max. Min. Max.
4
1. Introduction
1-18
ACX2831410
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