BG astm a106b a53 q235 carbon steel gi pipe for construction & real estate 1.Commodity Namegi pipe2.StandardASTM A106 ,ASTM A53 ,API5L B ,ASTM A179, ASTM A210 ,ANSI B36.10,GB 5310,GB6479,GB9948,GB/T17396GB 3087, GB/T 8162 ,GB/T81633.Outer Diameter0.5-48 inch4.Wall Thickness3-30 mm5.Length6m,12m or as per customer's requirements6.PackingIn..