Principle:

When the fluid pressure is greater than the suction pressure of the spring, the valve opens.

When the two pressures are equal, the valve closes. A stronger differential pressure can also close the valve.

Technical parameters:

Size: 1/2 '' -4 ''

Material: SS304 or SS316L

Washer: silicone, fluororubber, EPDM

Connection: welding, thread, clamp

Standard: 3A, DIN, SMS

Opening pressure:

0.3bar(DN25)

0.2bar(DN32-DN40)

0.1bar(DN50-DN100)

Operating temperature: -10 ° C to +120 ° C