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Cast Steel Swing Check Valve

Cast Steel Swing Check Valve

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Detail Introduction

Cast Steel Swing Check Valve
1.Body-To-Bonnet Joint
Stainless steel + flexible graphite wounded aasket is used for Class 150 and Class 300 check valve: Stainless steel + flexible graphite wounded gasket is used for Class 600 check valve, and joint gasket is also optional for Class 600 check valve: Ring Joint gasket is used for Class 900 check valve; Pressurized seal desian is used for Class 1500- Class 2500 check valve.

2.Seat
For carbon steel check valve, the seat is usually forged steel. The sealing surface of the seat is spray welded with hard alloy specified.by the customer. Renewable threaded seat is used for NPS 10 check valves, and welded on seat can be also optional if being requested by the customer. Welded on seat is used for NPS>12 carbon steel check valves. For Stainless steel check valve, integral seat is usually adopted, or to weld hard alloy directly integrally. Threaded or welded on seat is also optional for stainless steel checl valve if being requested by the customer.

3.Technical Specification
Structural formation: Dual-disc swing type check valve
Desian standard: APl 594.
Face to face: ASME B16.0F
langed ends: ASME B16.5
Test & inspection: API 598
WARM PROMPT:“Cast Steel Swing Check Valve”All text, data and pictures are for reference only.
If you need to match with the physical performance parameters, structural size parameters and other details, please call us to obtain.
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