● Fix drilling wellhead, connect wellhead casing string, seal and control the annular of casing, suspend tubing, control wellhead pressure and adjust flow rate, also induce oil into outlet pipeline, shut off oil well when necessary, and apply to acid fracturing, water injection and test service
● Consist of casing head, tubing head and Christmas tree
● Apply to all kinds of casing, tubing programs and connection forms
● Can be equipped with (pneumatic) hydraulic safety valve
● Working pressure: 2000Psi-20000Psi
● Working medium: oil, natural gas, mud
● Working temperature:-46℃ C-121 ℃ (Class LU)
● Material class: AA,BB,CC,DD,EE,FF
●用于固定钻进井,连接井口套管柱,密封和控制管间的环形空间,控制井口的压力和调节油(气)的流量,并能把油(气)诱导到井口的油管去,必要时还可以用来关闭井口,也可用于酸化压裂、试油注水,测试等特殊作业
●由套管头、套管四通、油管头和采油(气)树部分组成
●适用于各种套管、油管程序及各种连接方式
●可配置各种规格的液(气)安全阀
●工作压力:2000Psi~20000Psi
●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