Specifications

Wafer type dual disc check valve

Technical Data

DN40-DN600mm PN1.0-1.6MPa

Body: Cast Iron, Ductile Iron, Carbon Steel, Stainless Steel

Seat: EPDM, NBR,Stainless Steel

Stem: Stainless Steel

Disc: Ductile Iron with Nickel Coating,Ductile Iron with Nylon Coating, Stainless Stee 304/316l, Alu-Bronze

Spring:Stainless Steel

Flange Connection:DIN,ANSI,BS,JIS,UNIVERSAL FLANGE

Product Features

Wafer body style fit between FF or RF flanges

Upper and lower PTFE thrust washers

Resilient Buna-N or EPDM Seat

Dual plate valves give maximum strength with minimum opening time

Torsion springs assist valve closure, preventing flow reversal

Thrust washer reduce friction and wear of valve plate hinges.