Yongjia Kosen Valve

Cast Iron Check Valve

Product Description The valve disc of the swing check valve is disc shaped and rotating around the seat channel. Because the valve channel is streamlined, the flow resistance is smaller than the lift check valve. It is suitable for a large aperture with low flow velocity and unchangeable flow,...

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Product Details

Product Description

The disc of the valve is opened by hydraulic pressure difference and its own weight. The valve is suitable for most of the horizontal pipelines in the tank. It automatically prevents the medium from flowing back and protects the upstream equipment. The valve is used in the water and steam medium pipeline with working temperature < 200, and is used to prevent the medium from reversing flow in one way.


Technical Specification
Normal Size Range: 2"-24"
Normal Pressure Rating: PN10~PN25  
Material: Body in Cast Iron or Ductile Iron
Temperature Range: -29~425Degree C

Standards compliance

Design and Manufacture: BS 5153/EN 12334/MS SP-71

Face to face: BS 5153, EN 558.1-10, DIN3202-F6, ANSI B 16.10

Flanged connection: BS EN 1092-2/ BS 4504/DIN2502/ANSI B 16.5

Test and inspection: BS 6755 EN12666-1 API 598

Seat in Rubber EPDM NBR or Brass or Bronze

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