Tenders for Supply of Carbon Steel Pipe For Csov 1010008337 402 250Nb Sch10 Astm A 53 Gr B Black Carbon Steel Erw Pipe 600Nb Sch10 Astm A 53 Gr.B Black Carbon Steel Welded Pipe 800Nb Sch10 Astm A 53 Gr.B Black Carbon Steel Welded Pipe 300Nb Sch10 Astm A 53 Gr.B Black Carbon Steel Welded Pipe 600Nb Sch10 Astm A 53 Gr B Black Carbon Steel Welded Pipe
