广东快乐十分

Check valve
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Swing type check valve

Product Description:

The valve is opened/closed by the valve clack moving in a direction parallel to the valve seat hole axis and can only be installed on horizontal pipelines with the major function of preventing medium backflow when shutting down the pump and maintaining the water column required by pumping. 
 

Technical Specifications

Design standard: API 6D、GB/T 12235
Face to face standard: ASME B16.10、GB/T 12221
Flange ends: ASME B16.5、GB/T 9113
Pressure test:API 6D、API 598、GB/T 13927
 

Product Specifications

Body material: carbon steel, stainless steel, alloy steel
Nominal diameter: 1/2"~48"(DN15~DN1200)
Pressure range:Class150~2500(PN10~PN420)
Working temperature:-196℃~+560℃
 

Design Features
Application

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;

 

Electricity, petroleum, chemical industry, papermaking, metallurgy, aerospaceand other industries
 

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