● When oil & gas is leaking or firing, used for security protect on well site
● Have hydraulic safety valve and pneumatic safety valve per different driving source
● Working Pressure:2000Psi~20000Psi
● Nominal Bore:1-13/16”~9”(46mm~230mm)
● Working medium:Oil. Natural gas. Mud
● Working temperature:-46℃~121℃(Class L.U)
● Material Class:AA、BB、CC、DD、EE、FF
● Specification level:PSL1~PSL4
● Performance Requirements:PR1~PR2
●适用于油气泄漏,着火等紧急情况下的远程安全保护
●根据有液动和气动两种驱动源控制
●工作压力:2000Psi~20000Psi
●公称通径:1-13/16”~7-1/16”(46mm~180mm)
●工作介质:石油、天然气、泥浆
●工作温度:-46℃~121℃(L.U级)
●材料级别:AA、BB、CC、DD、EE、FF
●规范级别:PSL1~PSL4
●性能级别:PR1~PR2