1.Item:Galvanized steel pipe 2.Material:Q195~Q345,16Mn,etc 3.Type:round,square,rectangular 4.package:bundled,woven bags,etc DescriptionGalvanized steel pipe,galvanized stee tube StandardASTM A53, BS1387, JIS G3458, G3461, BS EN10296, GB/T3091-2001MaterialGr.B, 10#,20#,45#,16Mn, Q195, Q215, Q235, Q345O.D1/2"-30"(6mm-800mm)W.T0.3mm~30mmLength6m,5.8m,3m,12m,18m,or be requiredCertificateISO,CE, ...