● The bean orifice is made of ceramics or hard alloy, with performance of wearing resistance and washing resistance
● The bonnet connection form is union, which is more convenient to replace bean
● 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
●节流油嘴选用硬质合金或陶瓷制成，具有耐磨、耐冲蚀性能
●阀盖设计为由壬结构，使更换油嘴快速方便
●工作压力：2000Psi~20000Psi
●公称通径：1-13/16”~4-1/16”（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
