Square and rectangular tube can be welded tube and seamless tube, surface can be paintes of anti rust oil or hot dip galvanized, it is used for machinery, processing, structure building, automobile manufacturing, shipbuiding, electric power etc.
Standard：GB/T6728-2002,GB/T6725-2002, GBT3094-2000, JG 178-2005, ASTM A 500 JIS G3466,EN10210 etc
Grade：Q195, Q235, Q345, S235JR, St37-2
Diameter：10x10mm to 600x600mm
Thickness：0.5mm - 20mm
Length：5.8m, 6m, 9m, 12m, or other length as request
Surface：Oiled, black painted or hot dip galvanized
Post time: Jun-14-2023