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Wafer Type Dual Disc Check Valve

Product Description

Material: Cast Iron Structure: Swing Trademark: CNBM Origin: China Connection Form: Wafer Application: Industrial Usage, Water Industrial Usage, Household Usage Specification: ISO HS Code: 8481300000 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 Seats
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.

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