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![Stainless Steel Dual Plate Check Valve](https://www.usa3dvalve.com//uploads/images/products/6/4/0373149001719238186-stainless-steel-dual_500.png)
Stainless Steel Dual Plate Check Valve Retainerless body Design with no external body penetrations eliminating the possibility of outside leakage. Disc assembly secured in place by high strength key.
• End Gasket Surfaces are uninterrupted with no screws or lock pins breaking the gasket surface. No gasket restrictions required.
• Seat faces lapped for smooth finish and superior sealing
• High torsion inconel springs for quick closing
• Each valve is shell and seat pressure tested per industry standard API 598
• Available in Wafer, Lug and Double Flange styles
• Other available options as follows:
-Alternate valve materials such as chrome and stainless steel alloys
-Alternate trim materials.
-Higher Pressure Classes
-NACE service.
-Special cleaning for applications such as oxygen or chlorine.
-Other options available as specified.
Design Features:
Compact and reasonable product structure, reliable tightness and good performance;
Small volume and light weight;
Applied widely;
Rapid closing and flexible actions of the valve clack
Small closing impact, water hammer is not liable to be generated;
Smooth fluid passageway and small fluid resistance;
Design Specifications:
Wall thickness: API594
Pressure-temperature ratings: ASME B16.34
General valve design: API594/B16.34
End to End dimensions: API594
Flange design: ASME B16.5
Materials: ASTM
Product Range:
Body material: carbon steel, stainless steel, alloy steel
Nominal diameter: 1/2"~48"(DN15~DN1200)
Pressure range: Class150~2500(PN10~PN420)
End connection: RF, RTJ
Working temperature:-196℃~+560℃