... Steel Pipe 2.Grade:Q195, Q235, Q345, 10#, 20#, A53, A36, 3.WT:1-150mm OD ... :4m,6m 1.Products Description Material Q345 Galvanized Steel Pipe , galvanized steel pipe Q345,galvanized steel tube,carbon steel pipe ... BS4568, ASTM A53, GB/T3091-2001,etcRelated GradeQ195,Q235,Q345,10#,20#,A53,A36,Round pipeO.D.3mm~273mmW.T ... free to contact me !Choose Tiangang ,Choose Top Guarantee! Q345 Galvanized Steel Pipe