Schwing SP 1800-D, Original Operating Instructions

Page: 247 / 390

4.5-3
000.024.14-EN
1. SCREWS AND NUTS ACCORDING TO DIN 912
–
931
–
933
–
934
–
6914
–
6915
VALID for: 1. Geomet 320/500 coating (GT320/GT500)
2. Black (PHO), yellow chromated (A2C, A3C) and galvanised (galv.) screws
and nuts mounted with assembly paste, such as Cu or MOS
2
.
For this, the friction value µ = 0.10 is assumed!
Coarse-pitch thread Fine-pitch thread
T
h
re
a
d
d
e
s
ig
n
a
ti
o
n
* Mounting tightening torque
(Nm, ft lb)
T
h
re
a
d
d
e
s
ig
n
a
ti
o
n
* Mounting tightening torque
(Nm, ft lb)
Strength class Strength class
8.8 10.9 12.9 8.8 10.9 12.9
Nm ft lb Nm ft lb Nm ft lb Nm ft lb Nm ft lb Nm ft lb
M 4 X 0.7 2.2 1.6 3.2 2.4 3.8 2.8 M 8 X 1 20 15 28 21 33 24
M 5 X 0.8 4.3 3.2 6.4 4.7 7.5 5.5 M 10 X 1 40 29 57 42 68 50
M 6 X 1 7.5 5.5 10.8 8 12.6 9.3 M 10 X 1.25 37 27 55 41 64 47
M 8 X 1.25 18 13 27 20 31 23 M 12 X 1.25 67 49 100 74 115 85
M 10 X 1.5 36 27 53 39 62 46 M 12 X 1.5 65 48 95 70 110 81
M 12 X 1.75 62 46 90 66 108 80 M 14 X 1.5 105 77 155 114 180 133
M 14 X 2 100 74 140 103 170 125 M 16 X 1.5 160 118 235 173 280 206
M 16 X 2 150 111 225 166 260 192 M 18 X 1.5 240 177 345 254 400 295
M 18 X 2.5 220 162 310 228 365 269 M 20 X 1.5 335 247 475 350 560 413
M 20 X 2.5 300 221 440 324 510 376 M 20 X 2 590 435
M 22 X 2.5 420 310 590 435 700 516 M 22 X 1.5 460 339 650 479 750 553
M 24 X 3 530 391 750 553 880 649 M 24 X 2 560 413 810 597 940 693
M 27 X 3 780 575 1120 826 1300 958 M 27 X 2 820 604 1170 862 1390 1025
M 30 X 3.5 1080 796 1530 1128 1750 1290 M 30 X 2 1170 862 1660 1224 1930 1423
M 36 X 4 - - **2000 **1475 - -
* The mounting tightening torque corresponds to the axial force in the screw,
upon which its yield strength is used at 90% by traction and torsion.
** For octagonal tube boom column