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Gestra Non-return Valve, WB26

Additional information

Material Body

Steel AISI 420, Steel AISI 430

Inner Parts

Stainless steel AISI316, Steel AISI 420

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 430, galvanized
Flap: Stainless steel AISI 316

DN 125 – DN 300:
Body: Steel AISI 420, galvanized
Flap: Steel AISI 420, galvanized

Standard: Soft sealing NBR

Optional: Soft sealing FPM or metal to metal