可设置前后管连接件，所述前后管连接件包括盲孔或者槽口，以便于焊接。
Front and rear tube connectors may be provided that include blind openings or notches to facilitate welding.
本实用新型提供了一种高压管连接件，涉及连接装置，为将管件牢固的固定在连接部而 发明。
The utility model provides a connecting piece for high-pressure pipe, and relates to a connection device, which aims at firmly fixing the pipe on a connection part.
这种阀门问世30多年来，其阀体长度和管套接连接件上的强力改进顶点螺纹始终没有改变。
The laying length of the body and the heavy-duty modified-acme threads in the union connections to the body have not changed in the 30-year history of the valve.
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