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Stainless steel welding neck flanges


Welding flange


Stainless steel welding neck flange

acc. to DIN EN 1092-1 type 11

Welding neck flange with sealing face

Standard seal surface shape B1 - with sealing face



Old DIN standards

  • DIN 2631 (PN 6)
  • DIN 2632 (PN 10)
  • DIN 2633 (PN 16)
  • DIN 2635 (PN 40)
  • ...

has been replaced from the europäischen standard DIN EN 1092-1.

All pressure ranges has been merged under the type designation Type 11 in DIN EN.


DIN 2633




Pressure/ Temperature calssification

for pressure range flanges PN 10

Material1.43071.45411.44041.45711.4462
RT10 bar10 bar10 bar10 bar10 bar
100 °C8,69,99,410,010,0 bar
150 °C7,79,38,69,810,0 bar
200 °C7,08,87,99,310,0 bar
250 °C6,58,47,48,810,0 bar
300 °C6,07,96,98,3
350 °C5,77,66,68,0
400 °C5,57,46,47,8
450 °C5,37,26,27,6
500 °C5,17,06,0 bar7,5
550 °C4,3*6,7*7,4
560 °C4,0*6,1*7,4
570 °C3,7*5,6*7,3*
580 °C3,4*5,0*6,7*
590 °C3,0*4,5*6,0*
600 °C2,8* bar4,0* bar5,5* bar

(*) = at a creep strength of 100.000 h

on the interpretation for more pressure ranges



Material

Stainless steel V2A (1.4301/ 1.4307) and V4A (1.4404/ 1.4571)

as well as special material 1.4462, 1.4539 plus 1.4828 and 1.4841


Type 11 welding flange stainless steel

Stainless steel welding neck flanges


Welding flange


Stainless steel welding neck flange

acc. to DIN EN 1092-1 type 11

Welding neck flange with sealing face

Standard seal surface shape B1 - with sealing face



Old DIN standards

  • DIN 2631 (PN 6)
  • DIN 2632 (PN 10)
  • DIN 2633 (PN 16)
  • DIN 2635 (PN 40)
  • ...

has been replaced from the europäischen standard DIN EN 1092-1.

All pressure ranges has been merged under the type designation Type 11 in DIN EN.


DIN 2633




Pressure/ Temperature calssification

for pressure range flanges PN 10

Material1.43071.45411.44041.45711.4462
RT10 bar10 bar10 bar10 bar10 bar
100 °C8,69,99,410,010,0 bar
150 °C7,79,38,69,810,0 bar
200 °C7,08,87,99,310,0 bar
250 °C6,58,47,48,810,0 bar
300 °C6,07,96,98,3
350 °C5,77,66,68,0
400 °C5,57,46,47,8
450 °C5,37,26,27,6
500 °C5,17,06,0 bar7,5
550 °C4,3*6,7*7,4
560 °C4,0*6,1*7,4
570 °C3,7*5,6*7,3*
580 °C3,4*5,0*6,7*
590 °C3,0*4,5*6,0*
600 °C2,8* bar4,0* bar5,5* bar

(*) = at a creep strength of 100.000 h

on the interpretation for more pressure ranges



Material

Stainless steel V2A (1.4301/ 1.4307) and V4A (1.4404/ 1.4571)

as well as special material 1.4462, 1.4539 plus 1.4828 and 1.4841


Type 11 welding flange stainless steel