122
Appendix
SP 500 / 750-15 / 750-18 / 1000 / 1250 Operation Manual
Torque Chart
Black and Silver Chromated
2. Nuts and Bolts as per DIN 912 – 931 – 933 – 934 – 6914 - 6915
Applicable to:
Black and silver chromated nuts and bolts.
These are the torque values as of January 09.
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
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 m ft lb
Thread
Designation
N m ft lb N m ft lb N mft lb
M 4 X 0.7 2,7 2 4 3 4,6 3 24 18 35 26 41 30
M 5 X 0.8 5,3 4 7,8 6 9 7 50 37 70 52 85 63
M 6 X 1 8 6 13,5 10 16,212 46 34 65 48 80 59
M 8 X 1.25 22 16 32 24 38 28 83 61 120 89 145 107
M 10 X 1.5 44 32 64 47 75 55 80 59 115 85 140 103
M 12 X 1.75 76 56 112 83 130 96 130 96 190 140 230 170
M 14 X 2 120 89 180 133 210 155 200 148 295 218 350 258
M 16 X 2 185 136 275 203 325 240 300 221 435 321 510 376
M 18 X 2.5 270 199 385 284 450 332 425 313 610 450 710 524
M 20 X 2.5 380 280 550 406 640 472 580 428 825 608 940 693
M 22 X 2.5 520 384 740 546 870 642 720 531 1030 760 1210 892
M 24 X 3 650 479 940 693 1095 808 1030 760 1480 1092 1750 1291
M 27 X 3 990 730 1390 1025 1620 1195 1480 1092 2110 1556 2470 1822
M 30 X 3.5 1300 959 1890 1394 2200 1623
M 36 X 4 - - **2000 **1475 - -
46
55
41
36
32
30
27
24
22
19
17
13
10
8
7
Wrench
46
41
36
32
30
27
24
22
19
19
17
17
13
Wrench
Size (mm)
Bolt Size
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 22 X 1.5
M 24 X 2
M 27 X 2
M 30 X 2
M 20 X 1.5