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Flowserve-Anchor/Darling-Piston (Lift) Check Valves - 1878

Piston (Lift) Check Valves - 1878

BRAND: Anchor/Darling

High-performance 1878 piston check valves are designed for low leakage rate testing (LLRT) and are available with EPR/EPDM resilient seated discs.

Product Highlights

Industries

  • Chemicals
  • Oil & Gas
  • Power

Industry Sectors

  • Basic (Organic & Inorganic)
  • Specialty (Fine & Consumer)
  • Downstream Processing
  • Nuclear
  • Conventional Steam
  • Geothermal
  • Combined Cycle

Standards

  • ASME B16.34
  • ASME Section III

Design Range

Size Range:

  • NPS 1/2 to 2
  • DN 15 to 50

Pressure Class Range:

  • 150 to 1878
  • PN 25 to 325

Seating Material: Metal
Soft

Features and Benefits

  • Lower operating costs and high inventory flexibility due to the versatility of one valve designed to operate in three pressure classes
  • Standards compliance assured by a design that meets ASME Section III, Class 1, 2, and 3 design codes
  • Investment cast body that results in High Cv ensured by a design that results in a contoured flow path, smooth flow path and high Cv
  • Increased durability via a one-piece low profile, investment cast body/yoke assembly that results in smooth flow passages
  • Improved service reliability enabled by a lightweight disk and seal ring constructed of non-cobalt material
  • Functional qualifications per pressure class 1878 (intermediate) requirements
     

Configurations

Elastomeric Seat

Soft Seated

Industries

  • Chemicals
  • Oil & Gas
  • Power

Industry Sectors

  • Basic (Organic & Inorganic)
  • Specialty (Fine & Consumer)
  • Downstream Processing
  • Nuclear
  • Conventional Steam
  • Geothermal
  • Combined Cycle

Standards

  • ASME B16.34
  • ASME Section III

Design Range

Size Range:

  • NPS 1/2 to 2
  • DN 15 to 50

Pressure Class Range:

  • 150 to 1878
  • PN 25 to 325

Seating Material: Metal
Soft

Features and Benefits

  • Lower operating costs and high inventory flexibility due to the versatility of one valve designed to operate in three pressure classes
  • Standards compliance assured by a design that meets ASME Section III, Class 1, 2, and 3 design codes
  • Investment cast body that results in High Cv ensured by a design that results in a contoured flow path, smooth flow path and high Cv
  • Increased durability via a one-piece low profile, investment cast body/yoke assembly that results in smooth flow passages
  • Improved service reliability enabled by a lightweight disk and seal ring constructed of non-cobalt material
  • Functional qualifications per pressure class 1878 (intermediate) requirements
     

Configurations

Elastomeric Seat

Soft Seated

Parts & Services

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