We are supply: 1.PIPE: Carbon Steel/ Galvanized ( API5L-B, ASTM 106 B, ASTM A53) , Stainless Steel 304, 316, 316L, SCH.10, 20, 40, 80, 160 Welded and Seamless, Tembaga, Kuningan, Hydroulik, PVC 2....