stainless steel Pressure Vacuum Valve, Exhaust Valve

Description

Exhaust?Valve,Vent?Valve
1.Connections:?Weld,Clamp,Thread?.
2.Quality:?AISI**4,?AISI**6L
3.Size:*1/2"*2"
Specification????????????????????????????????????????????????
Product?Name:???????Pressure?Vacuum?Valve,?Exhaust?Valve
Valve?Body?Material:?????SS**4?or?SS**6L
Seal?Material:?EPDM,FPM
Pressure:?0.**2?bar(can?adjust?between?0.***0.1?bar)
Max.?Working?Temperature:??**0?degree?C
Availably?size:?????1?1/2"?-?2"
Availably?connection:????Weld,Clamp,Thread
Availably?standard:?DIN,SMS,ISO,IDF
Certificate:?????CE
Application:???
?1).?when?pressure?is?higher?than?the?set?pressure(standard?1?bar)?can?exhaust,?otherwise?is?closed;
?2).?when?the?pipe?system?in?vacuum(standard*0.9bar)?can?automatically?open.