Ball screw gate valve
Ball screw valve switch drive adopts ball screw structure, which effectively reduces the operating torque, reaching 1 / 3 of the ordinary valve. Flat gate valve structure, valve with tail rod structure, with pressure balance and switch indication function. Suitable for large diameter high pressure valve structure.
Basic parameters
Working pressure: 2000psi ～ 20000psi
Nominal diameter: 1 13 / 16 "～ 9"
Working medium: oil, natural gas, mud, gas containing H2S and CO2
Working temperature: - 46 ° C ~ 121 ° C (Lu grade)
Material grade: AA, BB, CC, DD, EE, FF, HH
Specification level: psl1-4
Performance level: pr1-2
Executive standard: API Spec 6A