SCHOTTEL SV 1, Manual

Page: 93 / 156

en
13 /
Piping Systems for Hydraulic, Lubrication and Similar Systems STD--Wa 07/3110 1099237 17
Prior to mounting it is required to lubricate the cone end,
the outside thread of the connecting neck and the in-
side thread of the swivel nut.
For steel version use hydraulic oil, for stainless steel
antifriction paste.
The correct tightening torque can be obtained with a
torque wrench, or with the according turning angle (rec-
ommended).
Tightening related to turning angle
D
Screw the swivel nut down by hand until feeling it
making contact,
D
then tighten it by approx. 90
_
.
Tightening with torque wrench
D
Tightening torque according to the table below
NOTE
In the version of the swivel nuts there are different
classes.
”S” signifies heavy -- ”L” signifies light.
These classes are marked on the swivel nut with ”S” or
”L”.
Pipe
∅
mm
Tightening torque
T
m
in Nm
for steel couplings
Tightening torque
T
m
in Nm
for stainless steel couplings
L--class S--class L--class S--class
6 15 25 20 25
8 15 40 25 45
10 25 50 30 65
12 35 60 35 80
14 75 100
15 45 50
16 80 130
18 85 130
20 120 180
22 110 160
25 170 280
28 130 180
30 250 375
35 215 275
38 350 475
42 330 400