3 Installation
PROline Promag 10
24
Hauser
Screw tightening torques (Promag W)
Note the following points:
•
The tightening torques listed below are for lubricated threads only.
•
Always tighten threaded fasteners uniformly and in diagonally opposite sequence.
•
Overtightening the fasteners will deform the sealing faces or damage the seals.
•
The tightening torques listed below apply only to pipes not subjected to tensile stress.
Promag W
nominal diameter
DIN
pressure rating
Screws
Max. torque [Nm]
[mm]
[bar]
Hard rubber
Polyurethane
25
PN 40
4 x M 12
−
15
32
PN 40
4 x M 16
−
24
40
PN 40
4 x M 16
−
31
50
PN 40
4 x M 16
−
40
65
PN 16
4 x M 16
65
55
80
PN 16
8 x M 16
40
34
100
PN 16
8 x M 16
43
36
125
PN 16
8 x M 16
56
48
150
PN 16
8 x M 20
74
63
200
PN 10
8 x M 20
106
91
250
PN 10
12 x M 20
82
71
300
PN 10
12 x M 20
94
81
350
PN 10
16 x M 20
112
118
400
PN 10
16 x M 24
151
167
450
PN 10
20 x M 24
153
133
500
PN 10
20 x M 24
155
171
600
PN 10
20 x M 27
206
219