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GENERAL GI -13 TIGHTENING TORQUE TABLE OF STANDARD Torque Nm (kg.cm, lb.ft) Bolt niminal diameter (mm) Pich (mm) Head Mark 4 Head Mark 7 EAKE004E KASD100Y EAKE004F EAKE004G M5 0.8 3 ~ 4 (30 ~ 40, 2.2 ~ 2.9) 5 ~ 6 (50 ~ 60, 3.6 ~ 4.3) M6 1.0 5 ~ 6 (50 ~ 50, 3.6 ~ 4.3) 9 ~ 11 (90 ~ 110, 6.5 ~ 8.0) M8 1.25 12 ~ 15 (120 ~ 150, 9 ~ 11) 20 ~ 25 (200 ~ 250, 14.5 ~ 18.0 ) M10 1.25 25 ~ 30 (250 ~ 300, 18 ~ 22) 30 ~ 50 (300 ~ 500, 22 ~ 36) M12 1.25 35 ~ 45 (350 ~ 450, 25 ~ 33) 60 ~ 80 (600 ~ 800, 43 ~ 58) M14 1.5 75 ~ 85 (750 ~ 850, 54 ~ 61) 120 ~ 140 (1,200 ~ 1,400, 85 ~ 100) M16 1.5 110 ~ 130 (1,100 ~ 1,300, 80 ~ 94) 180 ~ 210 (1,800 ~ 2,100, 130 ~ 150) M18 1.5 160 ~ 180 (1,600 ~ 1,800, 116 ~ 130) 260 ~ 300 (2,600 ~ 3,000, 190 ~ 215) M20 1.5 220 ~ 250 (2,200 ~ 2,500, 160 ~ 180) 360 ~ 420 (3,600 ~ 4,200, 260 ~ 300) M22 1.5 290 ~ 330 (2,900 ~ 3,300, 210 ~ 240) 480 ~ 550 (4,800 ~ 5,500, 350 ~ 400) M24 1.5 360 ~ 420 (3,600 ~ 4,200, 260 ~ 300) 610 ~ 700 (6,100 ~ 7,000, 440 ~ 505) NOTE 1. The torques shown in the table are standard val- • Nuts and bolts are made of galvanized steel bar. • Galvanized plain steel washers are inserted. 2. The torques shown in the table are not applicable • When spring washers, toothed washers and the like are inserted. • If plastic parts are fastened. used. • If threads and surfaces are coated with oil. 3. If you reduce the torques in the table to the per- • If spring washers are used : 85% with oil : 85% |