Welded pipe Material:Q195,Q215,Q235,Q345 Round : OD16-1420mm Square :15*15mm--1000*1000mm Thick: 0.5-30mm ERW pipe Material:Q195,Q215,Q235,Q345 Round : OD16-1420mm Square :15*15mm--1000*1000mm Thick: 0.5-30mm Trademark:YUXINGStandard:EN10219,EN10210,ASTM A500,GB/T 3094-2000,GB/T6728-2002,GB/T 178-2005,JIS G 3466 .Productivity:2000 Ton per monthOrigin:Tianjin, ChinaPacking:in bundles or as ...