Boleimu Valves

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Dual Plate Flanged Swing Check Valve

Short Description:

  • Nominal Size: NPS 2"~NPS 48"
  • Pressure Class: ANSI Class 125~150LB
  • Operating Temperature: 20℃~+450℃
  • Design Standard: API 594
  • End Connection: Flanged
  • Actuation: Media operated with spring assistance
  • Body / Bonnet Material: WCB, CF8/CF8M, LCB/LCC, A890 4A, A890 5A, A890 6A and Monel
  • Test Standard: API 598
  • Product Detail

    Product Tags

    Product Description

    1. Dual Plate Flanged Swing Check Valve adopts flanged connection with built in two semicircular swing discs.

    2. Forward flow pushes dual plates open, two plates swing back synchronously to close and press against seat for sealing during backflow.

    3. Flanged connection for stable installation, short opening and closing stroke, less water hammer impact.

    4. Only installed on horizontal pipelines, to prevent medium reverse flow, widely used in horizontal pipeline systems for water, air, natural gas and petroleum media, pump outlets and boiler feed water pipelines.

    Features & Benefits

    1. Dual plate structure, short opening and closing stroke, fast closing response.

    2. Flanged connection, easy installation removal and maintenance.

    3. Sealing surface hardfaced with cemented carbide, resistant to erosion and wear.

    4. Smooth flow channel, low pressure loss.

    5. Suitable for water, oil and gas industrial pipelines.

    6. Only allowed for horizontal pipeline installation.


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