91探花

Dual plate wafer check valve

Dual Plate Wafer Check Valve

Dual plate, spring loaded, wafer style design for the protection of gas or liquid piping systems. Find more high-quality check valves here in 91探花.

Introduction of Dual Plate Wafer Check Valve

Dual plate, spring loaded, wafer style design for the protection of gas or liquid piping systems

Industry Standards:聽ASME B16.1, B16.5, B16.24, B16.34, B16.47 and B31.1

NACE MR-01-75聽

Description

  • Light weight, versatile design, 80 to 90% lighter than conventional full-body check valves.
  • Reduces pipe supports, simplifies piping, easier, less costly installation.
  • Reduced thermal and seismic considerations.
  • No need for additional expensive support.
  • Optimum space utilization; simplified piping.
  • Spring-loaded, double door design has low cracking pressure.
  • Discs open 85掳 to ensure positive closing.
  • Materials and trims available for all services within temperature range.
  • Extended leg springs prevent seat wear caused by scrubbing.
  • Springs are precisely calculated to increase the responsiveness of the disc, thus reducing damaging effects of water hammer.
  • Resilient or metal-to-metal seat available.
  • BUNA-N, Viton庐, EPDM (and other materials as required) molded into the body.

Specifications

Valve Size2鈥斥��76鈥� DN50鈥揇N1900
Pressure Class150LB to 2500LB PN10 to PN250
MaterialsWCB, CF8, CF3, CF8M, CF3M, B148, A105, LF2, F304, F316
Design and Manufacturing StandardsAPI6D
Face to Face StandardsASME B16.10
Flange Dimension StandardsASME B 16.5, ASME B16.47, EN1092-1
Pressure Test StandardsAPI598, API 6D
Fire Safety Test StandardsAPI607
Quality/Product CertificationsISO9001, ISO14001, ISO18001
Fugitive EmissionsISO 15848-1, API 622
NACENACE MR 0103 NACE MR 0175
Valve operator options鈥�
Shutoff ClassAPI 598 (Zero Leakage),
BoreFull Bore
Process Connection TypesWafer type, Flange Type, Lug Typt,

Product Details

Dual plate Wafer check valve

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