CNPC, SINOPEC and CNOOC Material & Equipment Corporation

Ball screw structure of operating effectively lower operating movement, and can achieve 1/3 of common valve.
 
Gate valve structure:
Stem structure has the function of pressure balance and switch indication.
Apply to the structure of big bore high pressure valve.
Working Pressure: 2000PSI ~ 20000PSI
Nominal Bore: 1.13/16" ~ 9"
Working Medium: oil, natural gas, mud and gas containing H2S, CO2
Working Temperature:  L U
Material Class: AA ~ FF
Product Specification level: PSL 1 ~ 4
Performance Requirement: PR 1 ~ 2