Metal-Fach T703A, Instruction Manual

Page: 51 / 64

INSTRUCTION MANUAL – T703A FARMING TRUCK TRAILER
51
Metric-bolt-tightening torques
Optimised tightening torque values for bolts or screws and nuts [Nm] are shown in
Table 5.
Table 5. Tightening-torque values for metric bolts
Bolt-tightening torques – metric bolts in Nm
Size ∅
mm
Pitch mm
Bolt version – strength classes
Wheel nuts,
wheel
screws
4.8 5.8 8.8 10.9 12.9
3 0.50 0.9 1.1 1.8 2.6 3.0
4 0.70 1.6 2.0 3.1 4.5 5.3
5 0.80 3.2 4.0 6.1 8.9 10.4
6 1.00 5.5 6.8 10.4 15.3 17.9
7 1.00 9.3 11.5 17.2 25 30
8 1.25 13.6 16.8 25 37 44
8 1.00 14.5 18 27 40 47
10 1.50 26.6 33 50 73 86 45
10 1.25 28 35 53 78 91
12 1.75 46 56 86 127 148
12 1.50 80
12 1.25 50 62 95 139 163
14 2.00 73 90 137 201 235
14 1.50 79 96 150 220 257 140
16 2.00 113 141 214 314 369
16 1.50 121 150 229 336 393 220
18 2.50 157 194 306 435 509
18 1.50 178 220 345 491 575 300
20 2.50 222 275 432 615 719
20 1.50 248 307 482 687 804 400
22 2.50 305 376 502 843 987
22 2.00 450
22 1.50 337 416 654 932 1090 500
24 3.00 383 474 744 1080 1240
24 2.00 420 519 814 1160 1360
24 1.50 550
27 3.00 568 703 100 1570 1840
27 2.00 615 760 1200 1700 1990
30 3.50 772 995 1500 2130 2500
30 2.00 850 1060 1670 2370 2380