本发明涉及一种钢管相贯线切割机钢管支承架结构，特征是：支承轮安 装于支承板上；
The invention relates to a steel tube supporting frame structure of a steel tube intersection line cutting machine, which is characterized in that: a support roller is mounted on a support plate;
侧插片是堆垛架结构巧妙，插装简单，占用场地少。
Side Inserting Stack Rack is with skilful structure, easily insta-tion and it use smaller area to store.
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