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79028571 A Rev. 01-19

Standard Torque Chart

STANDARD TORQUE CHART

TORQUE CHART FOR METRIC FASTENERS (ZINC COATED)

Nominal

Size

in mm

Strength Class-

ISO 4.6 (4T)

Strength Class-

ISO 8.8 (7T)

Strength Class-

ISO 10.9 (9T)

Torque Nm (lbf ft) Torque Nm (lbf ft) Torque Nm (lbf ft)

Min. Max. Min. Max. Min. Max.

M3 0.5 (0.3) 0.7 (0.5) 1.3 (0.9) 1.7 (1.3) 1.8 (1.3) 2.4 (1.8)

M4 1.2 (0.9) 1.6 (1.2) 3.1 (2.3) 4.1 (3.0) 4.3 (3.2) 5.7 (4.2)

M5 2.2 (1.6) 3.0 (2.2) 6.0 (4.4) 8.0 (5.9) 8.5 (6.3) 1.5 (8.5)

M6 4.0 (2.9) 5.0 (3.7) 10 (7.4) 14 (10.3) 14 (10.3) 20 (14.8)

M8 9.5 (7.0) 12.5 (9.2) 25 (18.4) 35 (26) 36 (26) 46 (34)

M10 19 (14) 25 (18) 50 (37) 70 (52) 72 (53) 96 (71)

M12 33 (24) 43 (32) 90 (66) 120 (89) 120 (89) 160 (118)

M16 84 (62) 110 (81) 200 (148) 260 (192) 300 (221) 40 (295)

M20 160 (118) 210 (155) 420 (310) 560 (413) 600 (443) 800 (590)

M24 280 (207) 360 (266) 720 (531) 860 (634) 1000 (738) 1300 (959)

M30 540 (398) 720 (531) 1400 (1033) 1800 (1328) 2100 (1549) 2800 (2065)

M36 950 (700) 1250 (922) 2500 (1844) 3300 (2434) 3600 (2655) 4800 (3540)

Challenger MT265B User Manual

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