Working pressure:2000PSI-20000PSI
Nominal diameter:2-1/16"-4-1/16"(52mm-103mm)
Operating temperature:-46-121(LU Grade)
Material grade:AA.BB.CC.DD.EE.FF.HH
Standard level:PSL1-4
Performance Level:PR1-2
Working medium:Petroleum, natural gas, slurry, including H2S, CO2 gas

Full closed gate closed wellhead, forcibly infusion heavy mud through to wellbore , implementation of well pressure operation;
Once a blowout, to the wellhead by kill manifold , in case of fire;
when blowout and fire started, through the kill manifold to shaft there is strong note , to help the fire.