高压球阀主要用于管路中油液的流通与截止，采用锻造阀体，嵌入式下游阀座，滲碳SIHI处 理的阀杆，根据材料变化的不同可达到单向或双向密封的要求。
High pressure ball valve is mainly used in oil circulation and the cut-off in pipeline. Adopting forging valve body, embedded downstream seat, the valve stem with carburizing and hard treatment and depending on the material change, the requirements of a one-way or two-way sealing can be met.