Porduct: steel pipe, elbow, flange, tee, reducer, pipe cap, pipe fitting.

主营产品：钢管，无缝钢管，弯头，法兰，三通，管帽，大小头，管件。

youdao

Porduct: steel pipe, elbow, flange, tee, reducer, pipe cap, pipe fitting.

主营产品：钢管，无缝钢管，弯头，法兰，三通，管帽，大小头，管件。

youdao