D.F60.3mm-F660mm, WT 1.5mm-16.3mm
Txuj: API 5L, ASTM A53
API 5L erw kab yeeb nkab yog cov kav dej puag ncig...
ERW PIB
Nws nyob hauv Suav Steel Pipes Base - Da qiu zhuang, Tianjin. 46 mais deb ntawm Tianjin Chaw nres nkoj thiab 3 km deb ntawm qhov kev tawm siab ceev, Yog li kev thauj mus los yooj yim heev.
















