Admissible Forces And Bending Moments - VAT 108 Series Installation, Operating, & Maintenance Instructions

6. Tighten all screws with the torques appropriate for their property classes.
Figure 4-1
4.2.1

Admissible forces and bending moments

The following forces or moments are admissible:
DN (nom. I.D.)
mm
63
100
160
200
If a combination of both forces («FA» and «M») occurs, the values
mentioned above are invalid. Please contact VAT for more
information.
Table 4-2
10/26
INSTALLATION
Forces from evacuating the system, from the weight of other components or
from baking can lead to deformation of the valve body and to malfunction of
the valve. The stress has to be relieved by suitable means, e.g. bellows
sections.
Axial tensile or com-
pressive force «FA»
inch N
2½ 2000
4 2500
6 3000
8 3000
Edition 2013-08-14
Bending moment
«M»
lbf ∙ ft
lbf Nm
448 80
560 100
672 150
672 150
Series 108
1 Flange A
2 Flange B
3 Screws
59
74
110
110
FA
298489EA
M