121
Appendix
SP 500 / 750-15 / 750-18 / 1000 / 1250 Operation Manual
Torque Chart
Dacromet/Geomet 500 Coating
1. Nuts and Bolts as per DIN 912 – 931 – 933 – 934 – 6914 - 6915
Applicable to: 1. Dacromet/Geomet 500 coating.
2. Black and silver-chromated nuts and bolts fitted with mounting
paste such as Cu or MOS
2
.
a. DACROMET/GEOMET 500 means coated with Teon and silver colored.
b. Conversion: 1 Nm = .738 ft-lb.
* The fitting tightening torque corresponds to the axial force in the bolt at which the limit of
elasticity of the latter is utilised 90 % by tension and torsion.
** Octagonal Mast
Bolt Size
Bolt torqueDACROGEOMET.eps
46
55
41
36
32
30
27
24
22
19
17
13
8
7
10
Wrench
41
46
36
32
30
27
24
22
19
19
17
17
13
Wrench
Size (mm)
These are the torque values as of January 09.
Coarse-Pitch Thread Fine-Pitch Thread
* Fitting Tightening Torque (Nm, ft lb) * Fitting Tightening Torque (Nm, ft lb)
ssalC ytreporP ssalC ytreporP
8,8 10,9 12,9 8,8 10,9 12,9
Thread
Designation
N m
ft
lb
N m ft lb N mft lb
Thread
Designation
N m
ft
lb
N m ft lb N mft lb
M 4 X 0.7 2,2 1,6 3,2 2,4 3,8 2,8 20 15 28 21 33 24
M 5 X 0.8 4,3 3,2 6,4 4,7 7,5 5,5 40 29 57 42 68 50
M 6 X 1 7,5 5,5 10,8 8 12,6 9,3 37 27 55 41 64 47
M 8 X 1.25 18 13 27 20 31 23 67 49 100 74 115 85
M 10 X 1.5 36 27 53 39 62 46 65 48 95 70 110 81
M 12 X 1.75 62 46 90 66 108 80 105 77 155 114 180 133
M 14 X 2 100 74 140 103 170 125 160 118 235 173 280 206
M 16 X 2 150 111 225 166 260 192 240 177 345 254 400 295
M 18 X 2.5 220 162 310 228 365 269 335 247 475 350 590 413
M 20 X 2.5 300 221 440 324 510 376 460 339 650 479 750 553
M 22 X 2.5 420 310 590 435 700 516 560 413 810 597 940 693
M 24 X 3 530 391 750 553 880 649 820 604 1170 862 1390 1025
M 27 X 3 780 575 1120 826 1300 958 1170 862 1660 1224 1930 1423
M 30 X 3.5 1080 796 1530 1128
1750 1290
M 36 X 4 - - **2000 **1475 - -
M 8 X 1
M 10 X 1
M 10 X 1.25
M 12 X 1.25
M 12 X 1.5
M 14 X 1.5
M 16 X 1.5
M 18 X 1.5
M 20 X 1.5
M 22 X 1.5
M 24 X 2
M 27 X 2
M 30 X 2
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