1.OD:21.3- 219MM 2.WT:1.9-25 MM 3.Standard:ASTM,BS 1387,API 5L, 4.Own two factories 5.MOQ:20MTS

 HANKEL (TIANJIN)STEEL CO., LTD.

ERW Carbon Steel Round Pipe

The Tolerance of Outer Diameter and Wall Thickness(GB/T)