... pipe compensator 导管补偿器 pipe connecting device 接管装置 pipe connecting flange 接管法兰 ...
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The water pipe connecting device of the expansion water tank has the advantages of simple structure, convenient use and good effect, and the like.
本实用新型具有结构简单、使用方便、效果好等优点。
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.
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。
A main transmission connecting shaft for a three-roller continuous tube rolling mill relates to a production device of a seamless steel pipe.
一种用于三辊连轧管机的主传动接轴，涉及无缝钢管生产设备。
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