Usage/Application Due to its excellent performance, the pipe can be widely used in such areas as glass curtain walls, electric power towers, communication grids, water and gas transmission, wire casings, houses, bridges, metal structures, and so on. The length of this pre galvanized welded square steel pipe is range 5.8m to 12m. There are various kinds of material options in order to meet people's need. This pre galvanized welded square steel pipe is a new kind of square and rectangular tube. In addition, it adopts the most advanced process, which has passed the international CE certification. Equipped with excellent chemical composition and mechanical properties testing, it has longer service life than ordinary pipes on the market. Mechanical & manufacture, Steel structure, Shipbuilding, Bridging, Automobile chassis, Industrial water lines/plant piping, Vehicular chassis and frames, Idlers & belt conveyors Agriculture and Irrigation, Scaffoldings, Electrical Cable conduits, Cooling towers, Antenna and Telecom Towers, Cold storages, Tabular poles Fire Protection Systems, HVAC, Plumbing, Fabrication industry, Food Processing, Pharmaceutical, Petrochemical, Chemical, Machine Building, Automobile. Production description SurfaceGalvanized, 3PE, Painting, Coating Oil, Steel Stamp, Drilling, Etc PackingPacking In Bundle With Steel Strips; With Seaworthy Package At The End; Could Be Done With Your Requirement. InspectionWith Chemical Composition And Mechanical Properties Testing; Hydrostatic Test, Dimensional And Visual Inspection, With Nondestructive Inspection CertificationBV, IAF, SGS,COC, ISO Or As Per Customer ApplicationUrban/Civil Construction Pipe, Machine Structure Pipe, Agriculture Equipment Pipe, Water And Gas Pipe, Greenhouse Pipe, Scaffolding Pipe, Building Material Tube, Furniture Tube, Low Pressure Fluid Tube, Oil Pipe, Etc Trade TermsFOB, CFR, CIF, EXW, Etc. PaymentL/C, D/A, D/P, T/P Western Union, MoneyGram Acceptable, T/T Preferred Delivery TimeUsually Within 10-30 Days After Receipt Of Deposit, ASAP Loading PortXingang, TianjinChina Erw Tube suppliers website:http://www.tslcsteels.com/erw-tube/