Vorschweissflansch DN 250/256x3,0 PN 40 Form C
DN | Nominal diameter : 250
PN | Nominal pressure : 40
A | Pipe connection : 256
Manufacturing standard : DIN2635
Shape Sealing surface : Form C
Unit weight : 34,90 kg
PN | Nominal pressure : 40
A | Pipe connection : 256
Manufacturing standard : DIN2635
Shape Sealing surface : Form C
Unit weight : 34,90 kg
S | Wall thickness: 3
D | Outer diameter: 450
B | Diameter of bolt circle: 385
n | Number of holes : 12
L | Diameter of bolt holes: 33
D | Outer diameter: 450
B | Diameter of bolt circle: 385
n | Number of holes : 12
L | Diameter of bolt holes: 33
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