Kramer 8115

BA 35203_04 * 3.0 * 35203_04_09_Technische_Daten.fm 9-17
Technical data 9
9.9 Tightening torques
General tightening torques
Specific tightening torques
Screw dimensions
Tightening torques
1
8.8 10.9 12.9
M4 3 Nm (2.2 ft.lbs.) 4 Nm (2.9 ft.lbs.) 5 Nm (3.7 ft.lbs.)
M5 5.5 Nm (4.1 ft.lbs.) 8 Nm (5.9 ft.lbs.) 10 Nm (7.4 ft.lbs.)
M6 10 Nm (7.4 ft.lbs.) 14 Nm (10.3 ft.lbs.) 16 Nm (11.8 ft.lbs.)
M8 23 Nm (17 ft.lbs.) 34 Nm (25.1 ft.lbs.) 40 Nm (29.5 ft.lbs.)
M10 46 Nm (33.9 ft.lbs.) 67 Nm (49.4 ft.lbs.) 79 Nm (58.2 ft.lbs.)
M12 79 Nm (58.2 ft.lbs.) 115 Nm (84.8 ft.lbs.) 135 Nm (99.5 ft.lbs.)
M14 125 Nm (92.1 ft.lbs.) 185 Nm (136 ft.lbs.) 220 Nm (162 ft.lbs.)
M16 195 Nm (144 ft.lbs.) 290 Nm (214 ft.lbs.) 340 Nm (251 ft.lbs.)
M18 280 Nm (206 ft.lbs.) 400 Nm (295 ft.lbs.) 470 Nm (346 ft.lbs.)
M20 395 Nm (291 ft.lbs.) 560 Nm (413 ft.lbs.) 660 Nm (486 ft.lbs.)
M22 540 Nm (398 ft.lbs.) 760 Nm (560 ft.lbs.) 890 Nm (656 ft.lbs.)
M24 680 Nm (501 ft.lbs.) 970 Nm (715 ft.lbs.) 1150 Nm (848 ft.lbs.)
M27 1000 Nm (737 ft.lbs.) 1450 Nm (1069 ft.lbs.) 1700 Nm (1253 ft.lbs.)
M30 1350 Nm (995 ft.lbs.) 1950 Nm (1437 ft.lbs.) 2300 Nm (1695 ft. lbs.)
1. These values are valid for screws with untreated, non-lubricated surfaces.
Designation Tightening torque
Wheel nut 390
±
10 Nm (287
±
7 ft.lbs.)