Galvanized Q235 Square Hollow Section

  Galvanized Q235 Square Hollow Section
　　Grade:45#, 16Mn, Q195, Q215, Q235
　　Outer Diameter:15-1000mm
　　Application:Structure Pipe
　　Thickness:0.4 - 50 mm, 0.6 - 50 mm
　　Origin:China
　　Technique:ERW
　　Material:Q345A,Q345B,20#,45#,Q235
　　Length:5.8-12m
　　Certificate:ISO 9001, ISO14001, ISO18001, CE, EN1090
　　Trademark:Shengtian