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sanitary union non-return check valves high pressure

Sanitary non return valve is use to prevent fluid from flowing back and ensure flow in only one direction.It is usually installed before a pump,So as to avoid the loss of prime of the pump and prevent water hammer.
Quantity:

The santiary check valve opens when the pressure of the fluid exceeds the pressure to spring,when the two pressures are equalised,the valve closes. Astrong counter-pressure also makes the valve close.

Features:
Body and shaft:SS304 and SS316L,AISI304&AISI316
Fully precision machined by CNC machine.Suface finish Ra<0.6μm
Angle design make the biggest flowing liquid as well as for disk easy open and close.
Connection: clamp end, weld end, male end and liner/nut
Norms:3A,SMS,DIN11851.ISO/IDF
Size:1/2″ to 4″ (DN15-DN100).
Seal:EPDM.Silicone,FPM/Vtion
Working temperature: -10℃-120℃ (EPDM)
Max. working pressure: 10 bar(145PSI)
Opening pressure: 0.3 bar (DN-25), 0.2 bar (DN-32/40), 0.1 bar (DN-50/100)


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