API 5L Gr. B ERW Welded Steel Pipe

Product name:API 5L Gr. B ERW Welded Steel Pipe 　　Model NO.: 1/2-24" Steel Pipe 　　Technique: ERW 　　Surface Treatment: Black Coat 　　Section Shape: Round 　　Trademark: Shengtian 　　Origin: China 　　Type: Welded 　　Material: Carbon Steel 　　Usage: Construction & Decoration