Profile backing ring PP d160-315 EN 1092 – PN10 bolt hole pattern
5152 52031

for stub flange (butt-welding connection)
With ductile iron core.
n = number of bolts.
bar = maximum operating pressure.
“EN 1092 – PN10” refers to the bolt hole pattern, not to the pressure class of the backing ring.

SPECIFICATIONS

Code
5152 52031
de/ 315
DN /300
bar 16
d1 338
D 462
k 400
b 42
d 22
n 12
M M20
r 4
kg 6,400
PU 1