Series 642 INSTALLATION
742280ED Edition 2017-11-24 21/
4.4 Admissible forces
NOTICE
Force at flange and valve body
Forces from evacuating the system, from the weight of other components, and from
baking can lead to deformation and malfunctioning of the valve.
Do not higher force the valve body as specified.
The following forces are admissible.
DN (nom. I.D.)
Axial traction or
pressure force «F
A
»
Bending moment «M»
mm inch N lbf Nm
lbf
.
ft
63 2½ 1960 440 78 58
80 3 1960 440 78 58
100 4 2450 560 98 72
160 6 2940 660 147 108
200 8 2940 660 147 108
250 10 3430 770 196 145
320 12 3920 880 294 217
350 14 3920 880 294 217
400 16 7840 1760 980 722
In case of both kind of forces are occurring («FA» und «M»), the above shown
values are invalid. Please contact VAT in this case.
F
A
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