9-14 BA 357-00 * 3.0 * 35700_09_Technische_Daten.fm
9 Technical data
9.9 Tightening torques
General tightening torques
Specific tightening torques
9.10 Coolant
Screw dimensions
Tightening torques
1
8.8 10.9 12.9
M4 3 Nm (2.2 ft lb) 4 Nm (2.9 ft lb) 5 Nm (3.7 ft lb)
M5 5.5 Nm (4.1 ft lb) 8 Nm (5.9 ft lb) 10 Nm (7.4 ft lb)
M6 10 Nm (7.4 ft lb) 14 Nm (10.3 ft lb) 16 Nm (11.8 ft lb)
M8 23 Nm (17 ft lb) 34 Nm (25.1 ft lb) 40 Nm (29.5 ft lb)
M10 46 Nm (33.9 ft lb) 67 Nm (49.4 ft lb) 79 Nm (58.2 ft lb)
M12 79 Nm (58.2 ft lb) 115 Nm (84.8 ft lb) 135 Nm (99.5 ft lb)
M14 125 Nm (92.1 ft lb) 185 Nm (136 ft lb) 220 Nm (162 ft lb)
M16 195 Nm (144 ft lb) 290 Nm (214 ft lb) 340 Nm (251 ft lb)
M18 280 Nm (206 ft lb) 400 Nm (295 ft lb) 470 Nm (346 ft lb)
M20 395 Nm (291 ft lb) 560 Nm (413 ft lb) 660 Nm (486 ft lb)
M22 540 Nm (398 ft lb) 760 Nm (560 ft lb) 890 Nm (656 ft lb)
M24 680 Nm (501 ft lb) 970 Nm (715 ft lb) 1150 Nm (848 ft lb)
M27 1000 Nm (737 ft lb) 1450 Nm (1069 ft lb) 1700 Nm (1253 ft lb)
M30 1350 Nm (995 ft lb) 1950 Nm (1437 ft lb) 2300 Nm (1695 ft lb)
1. These values are valid for screws with untreated, non-lubricated surfaces.
Designation Tightening torque
Wheel nut 390
±
10 Nm (287
±
7 ft lb)
Outside temperature Water
1
1. Water quality at 20 °C = 6.5 – 8.5 ph/total hardness 3 – 20 °dGH
(do not use salt, lake, river, brackish or industrial water)
Antifreeze
2
2. (Antifreeze concentrate −60 °C (−76 °F) – see chapter 7 “Fluids and lubricants” on page 7-14
Up to °C (°F) % by volume % by volume
4 (39) 99 –
-10 (14) 79 20
-20 (-4) 65 34
-25 (-13) 59 40
-29 (-20) 55 45
-30 (-22) 50 50
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