The seals of tubing spool and tubing hanger are classified as two types:vertical rubber seal and tapper metal seal. Users can select one of them upon their requirement.
油管四通和油管悬挂器分两种密封结构形式，一种是直 座式橡胶密封，一种是 锥 座式金属硬密封，可根据不同需要确定其选用形式。
The seals of tubing spool and tubing hanger are classified as two types:vertical rubber seal and tapper metal seal. Users can select one of them upon their requirement.
油管四通和油管悬挂器分两种密封结构形式，一种是直 座式橡胶密封，一种是 锥 座式金属硬密封，可根据不同需要确定其选用形式。
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