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Gestra Non-return Valve, WB26A

Additional information

Material Body

Stainless steel, Steel AISI 420

Inner Parts

Stainless steel AISI316

Seat Sealing

FPM, Metal to metal, NBR, Soft sealing

GESTRA DISCO Non-return valve WB 26 with short overall length, without spring.

  • Installation in horizontal pipelines or in vertical pipelines with upward flow
  • Body – Centering directly on the body
  • Opening pressure: approx. 2 mbar

Nominal size:
DN 15 – DN 300

Pressure rating:
PN 10, PN 16

End connections:

DN 50 – DN 100
Body: Steel AISI 420, galvanized
Flap: Stainless steel AISI 316

DN 125 – DN 300:
Body: Stainless steel AISI 316
Flap: Stainless steel AISI 316

Soft sealing NBR

Soft sealing FPM or metal to metal