Strobl Strocomp 433 - Page 99

Appendix
10 — 2
11_0003_0507GB
The tables below give the maximum tightening torques (maximum
t
orque) in Nm for a friction factor of mtotal = 0.14, with the thread
lightly-oiled or lightly-greased.
Notes
All tightening torques X 1.1 apply for bolts with cement in the thread.
Set screws -- metric triangular thread, DIN 13, Part 13
Dimensions
[mm]
Tightening torque
Md [Nm]
M SW 8.8 10.9 12.9
M 4 7 3.0 4.4 5.1
M 5 8 5.9 8.7 10
M 6 10 10 15 18
M 8 13 25 36 43
M 10 17 49 72 84
M 12 19 85 125 145
M 14 22 135 200 235
M 16 24 210 310 365
1
0
0
0
0
9
0
0
M 18 27 300 430 500
1
0
0
0
0
9
0
0
M 20 30 425 610 710
SW = Width across flats (A/F)
X
.
X
=
G
r
a
d
e
8
.
8
,
1
0
.
9
,
1
2
.
9
M 22 32 580 820 960
S
W
=
W
i
d
t
h
a
c
r
o
s
s
f
l
a
t
s
(
A
/
F
)
X.X = Grade 8.8, 10.9, 12.9
M 24 36 730 1050 1220
M 27 41 1100 1550 1800
M 30 46 1450 2100 2450
Set screws -- metric precision thread, DIN 13, Part 13
Dimensions
[mm]
Tightening tor-
que Md [Nm]
M SW 8.8 10.9 12.9
M 8 ¢ 1 13 27 39 46
M 10 ¢ 1.25 17 52 76 90
M 12 ¢ 1.25 19 93 135 160
M 12 ¢ 1.5 19 89 130 155
M 14 ¢ 1.5 22 145 215 255
M 16 ¢ 1.5 24 225 330 390
M 18 ¢ 1.5 27 340 485 570
1
0
0
0
0
9
0
0
M 20 ¢ 1.5 30 475 680 790
10000900
M 22 ¢ 1.5 32 630 900 1050
SW = Width across flats (A/F)
X
.
X
=
G
r
a
d
e
8
.
8
,
1
0
.
9
,
1
2
.
9
M 24 ¢ 2 36 800 1150 1350
S
W
=
W
i
d
t
h
a
c
r
o
s
s
f
l
a
t
s
(
A
/
F
)
X.X = Grade 8.8, 10.9, 12.9
M 27 ¢ 2 41 1150 1650 1950
M 30 ¢ 2 46 1650 2350 2750