Stahl SHR 6 - Tightening torques for screws

BASH_02_1.FM
8 Technical data
63
8.5 Tightening torques for screws
All screws should be tightened with a torque spanner. See table for the tightening
torques generally applicable for screws grade 8.8 and 10.9.
Values (Y) apply for the attachment of the mounting plate to the gear.
M..
Screw grade
8.8 10.9 10.9
standard Y
[Nm] [Nm]
M6 10 19 -
M8 25 42 -
M10 51 85 75
M12 87 130 87
M16 215 330 250
M20 430 - -
M24 740 - -
M30 1500 - -
M36 2600 - -
Other screw connections and applicable tightening torques
No.
Screw connection
Type
Screw connection
Part 1 / Part 2 M.. Grade MA [Nm]
1 Gear casing/panel box SH 3 - SH 4 M6 8.8 6
2 Gear casing/support plate SH 3
SH 4
SH 5
M10
M12
M16
100
100
100
75
87
310
3 Rope drum/gear drive shaft
SH 5 M12 100 130
4 Rope drum/clamping plate SH 3 M6/8 8.8 10/25
5 Rope drum bearing journal/holding washer SH 3
SH 4-SH 5
SH 6
M8
M10
M16
100 42
75
260
6 Rope drum flange bearing/support plate (fan side) SH 3
SH 4-SH 5
SH 6
M8
M10
M16
100 42
75
215
7 Grease pan/guide rail SH 6 M10 100 75
8 Support plate (fan side)/grease pan SH 3-SH 4
SH 5
M8
M8
C45K
RSt37
20
10
9 Support plate (gear side, fan side)/fixing tube (Dg) SH 3-SH 4 M16 100 330
10 Axle holder/trolley side cheek (hoist side) (kBh-Dg) SH 3-SH 5 (kBh)
SH 6 (kBh)
SH3-SH4 (Dg)
SH5 (Dg)
M8
M8
M8
M8
8.8
100
8.8
100
25
42
20
42
11 Threaded bolt/trolley side cheek (hoist side/counterweight) SH3-SH 6 M16 100 215
12 Return pulley bearing plate/bearing pedestal (kBh) SH 6 M12 100 115
13 Suspension bearing plate/bearing pedestal (kBh) SH 6 M12 100 115
14 Pivot pin/mounting bracket (Dg) SH 3-SH 5 M12 8.8 85
15 Pivot pin/pivot pin (Dg) SH 3-SH 5 M12 8.8 85
16 Guide roller holder/trolley side cheek (Dg) SH 3-SH 5 M8 100 42
kBh = "short headroom" trolley
Og = double rail crab
Dg = articulated trolley
01.08