A fitting for fixedly attaching to pipes and the like includes an inner and outer ring being coaxially provided over a pipe.
本发明提供了一种用于固定地连接至管及类似物上的配件，其包括同轴地设置在管上的内环和外环。
A fitting for fixedly attaching to pipes and the like includes an inner and outer ring being coaxially provided over a pipe.
本发明提供了一种用于固定地连接至管及类似物上的配件，其包括同轴地设置在管上的内环和外环。
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