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6131631916
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Swing check valve
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电站阀门
 
   产 品 说 明

The swing check valve is also called a one-way valve or a reverse check valve, which is designed to prevent the flow of medium in the pipe. The open and closed parts are opened or closed by the flow of the medium and the power itself, to prevent the flow of the dielectric valve from being called a check valve. Check valves are automatic valve classes, which are mainly used for the flow of media in one direction and only allow the media to flow in one direction to prevent accidents. The valve shall be installed horizontally in the pipe.

use

The swing check valves are available for public pressure PN1.0 MPa ~ 42.0 MPa, class150-2500. The nominal diameter is DN15 ~ 1200mm, NPS1/2-48. Working temperature - 196 ~ 540 ℃ of various pipelines, used to prevent the backflow medium. By choosing a different material (WCB, CF8 (M), CF3 (M), 1 gr5mo, 15 crmo1v, can be applied to water, steam, oil, nitric acid, acetic acid, strong oxidizing medium and urea etc. Mainly used in petroleum, chemical, pharmaceutical, chemical fertilizer, power piping, etc.

Swing check valves within the adoption of the rocker arm swing structure, all the opening and closing of the valve is mounted on the body, not through the body, in addition to the flange parts with sealing gasket and seal ring, the whole not funnelled outside, put an end to the valve leakage. Swing check valve rocker arm and the disc joint adopts spherical connection structure, make the disc range with a certain degree of freedom in 360 degrees, trace position with proper compensation.

Suitable for clean medium, not suitable for medium of solid particles and viscosity.

 

 


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