HH level wellhead device and oil (gas) tree for working conditions with high H2S content: the body adopts cladding welding process, which meets the requirements of HH level wellhead.
The pressure control parts are made of nickel-based alloy 718 material.
The metal seals are made of nickel-based alloy 825.
The role of the wellhead equipment is to suspend tubing and seal the oil jacket annular space. In addition, there are production valves, return pressure valves, venting sampling valves, oil jacket connection valves, etc., and equipped with oil pipe and casing pressure gauge to observe the oil casing pressure.
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