Spring fully open safety valve

Manufacturing standards: ANSI, APIDIN, BS, JIS, GB, etc
Product Material: WCB、WC6、WC1、WC9、ZGCr5Mo、ZG15Cr1Mo1VCF8、CF8M、CF3、CF3M、12CrMoV、ZG1Cr18Ni9Ti、ZG1Cr18Ni12M02T etc.
Nominal diameter: DN10~600mm and 1/2 "~25"
Working pressure: 0.06~42.0MPa and 150lb~2500lb
Working temperature: -196 ℃~580 ℃