Use:Scaffolding is a temporary structure used to support people and material in the construction or repair of buildings and other large structures. Material Storage Racks, Pallets, Hydraulic Platforms, Trusses, Columns, Purlins, Greenhouse, Stands Towers, Agricultural Equipment Standard:BS 1139, BS1387-1985, EN 39, EN10219, JIS G 3444 Certificate:EN10217, EN10219, API 5L PSL1/ PSL2, API 5CT Out Diameter:27mm, 38mm, 42mm, 48.3mm-48.6mm Wall Thickness: 2.0mm, 2.5mm, 2.75mm, 3.0mm, 3.25mm, 3.85mm, 4.0mm Length:5.8m, 6m, 6.4m, 6.5m, 0.3-18m End:Square cut, Burr removed Steel Grade:Q195, Q215, Q235, Q345, S235JR, S275JR, STK400, STK500 Surface:Lightly oiled, Hot dip galvanized, Electro galvanized, Black Packing:Plastic plugs in both ends, Wrapped in waterproof paper or PVC sleeve, and sackcloth with several steel stripsPlastic plugs in both ends, Wrapped in waterproof paper or PVC sleeve, and sackcloth with several steel strips Test:Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield strength, Elongation), Technical Properties (Flattening Test, Flaring Test, Bending Test, Hardness Test, Blow Test, Impact Test etc), Exterior Size Inspection. Mill Test Certificate:EN 10204/3.1B