● Gate use expanding type structure, Achieve low torque operation and low wastage during open and close
● Full bore design eliminates efficiently pressure drop and vortex, and eliminates washing by solids in fluid
● Metal-to-metal seal is used between bonnet and body, gate and seat, body and seat
● 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
●阀板为分体式膨胀结构，实现开关过程中的低扭矩和低摩擦
●全通径设计，有效清除压降和涡流，减缓液体中固体颗粒对阀门的冲刷
●阀盖和阀体为金属密封，阀板和阀座间采用软密封和金属密封
●工作压力：2000Psi~5000Psi
●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
●规范级别：PSL1~PSL3
●性能级别：PR1
