| Product | Steel Square Tube | 
| Out diameter | 10mm*10mm-500mm*500mm | 
| Thickness | 0.3 mm-20mm | 
| Length | 1-12m (as customer`s requirement) | 
| Section | Square | 
| Standard | ASTM A500,JG 178-2005,JIS G3466,EN10210 GB/T6728-2002,GB/T6725-2002, GBT3094-2000 | 
| Grade | ASTM A53, ASTM A106 ASTM A210, ASTM A283, ST33, ST37-2, ST52, DIN1626, DIN1629, STPY41, G3452, G3457, S235,S355, Q195-Q235, Q345 | 
| Surface | Hot dipped galvanized, per-galvanized,painted, oiled and etc. | 
| Certification | ISO9001:2008,SGS,BV, CE | 
| Quality test | We offer MTC (mill test certification) | 
| Provenance | Tianjin China | 
| Application | Widely used in mechanical manufacture, construction field, metallurgy industry, farm vehicles, agriculture greenhouse, automotive industry, railway, highway guardrail, container frame, furniture, decoration, steel structure etc | 
| MOQ | One container | 
| Price | FOB Xingang port, Tianjin | 
| Package | Packed in bundle, suitable for sea transport .or as customer`s requirement | 
| Payment terms | by L/C at sight or 30% deposit then pay the balance money after receive the copy of B/L | 
| Deliver Time | Within 15 days after received the deposit | 
| Main market | Asia, Latin America, Africa, Europe, and Oceania, including fifty countries or regions | 
| Test | 1 Chemical Component Analysis, 2 Mechanical Properties (Ultimate tensile strength, Yield strength, Elongation), 3 Technical Properties (Flattening Test, Bending Test, Blow Test, Impact Test), 4 Exterior Size Inspection, 5 Hydrostatic Test, 6 X-ray Test. 7 Third party |