Zhejiang Sunawei Valve Co., Ltd.
+86-577-67330098
Contact Us
  • TEL: +86-577-67330098
  • FAX: +86-577-67998131
  • Email:snv@sunawevalve.com
  • Add: Anfeng Industrial, Oubei Town, Wenzhou City, Zhejiang, China

Double Gate Disc Gate Valve
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Double Gate Disc Gate Valve

The double gate disc gate valve is a fluid shut-off device that achieves double sealing by two movable discs generating forced displacement within the valve seat.

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  • Description

    Product Introduction

     

    The double gate disc gate valve is a fluid shut-off device that achieves double sealing by two movable discs generating forced displacement within the valve seat.

     

    Product Features

     

    Precise Shut-Off: The valve discs are ceramic-ground with the seats, ensuring ±0.5 mm shut-off accuracy.

    High Temperature Resistance: Made of special high-temperature ceramic material, capable of withstanding 450 ℃ conditions.

    Low Flow Resistance: Optimized flow path design reduces pressure loss by up to 10%.

    Reliable Sealing: The double discs fit precisely with the seats to achieve zero-leak sealing.

     

    Products Description

     

    Body Material Cast steel / Stainless steel / Carbon steel / Lined with PTFE
    Body Lining Ceramic / PTFE / PPL
    Main Material WCB / LCB / CF8 / CF8M / CF3 / CF3M / WC6 / WC9
    Sealing Material STL / 13Cr / PTFE / PPL
    Connection Type RF / RTJ / BW / SW
    Operation Type Handwheel / Bevel gear / Electric / Pneumatic
    Pressure Rating 150LB / 300LB / 600LB / 900LB / 1500LB
    Nominal Diameter NPS1/2~24"; DN15~DN600mm

     

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    Company Advantages & Services

     

    ISO9001 certified, ensuring standardized production
    CE, API, GB and other certifications, ensuring product reliability
    Global after-sales support with prompt response
    Comprehensive warranty policy, one-year free maintenance
    Professional technical team supports customized design

     

    FAQ

     

    Q: Can double-disc gate valves be shipped overseas?

    A: Yes, we support global shipping via air, sea, and express delivery.

    Q: How is the double-disc gate valve packaged for safe transport?

    A: The valve is protected internally with padding and packed in a wooden box with shockproof packaging.

    Q: What is the typical lead time for customized production?

    A: The production cycle for customized valves is about 20–35 days, depending on specifications.

    Q: Are double-disc gate valves tested before shipment?

    A: Each valve undergoes leakage, pressure, and sealing performance testing.

    Q: What is the service life of the double-disc gate valve?

    A: Under normal operating conditions, it can exceed 100,000 opening and closing cycles.

    Hot Tags: double gate disc gate valve, China double gate disc gate valve manufacturers, suppliers, factory, gate valve, Outside Stem Type Gate Valve, Ceramic Double Gate Valve, Soild Wedge Gate Valve, Bellow Seal Gate Valve, Single Gate Disc Gate Valve

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