Vorschweissflansch nach EN1092-1 DN 125/139,7x2,9 PN 40 Form B1
DN Nominal diameter : 125
PN Nominal pressure : 40
A Pipe connection : 139.7
Manufacturing standard : EN1092-1 Typ 11
Shape Sealing surface : Form B1
Weight : 6,30 kg
S Wall thickness: 2.9
Outer diameter: 270
Bolt circle: 220
Number of holes : 8
Diameter of the hole: 26