Brighten : Brighten steel pipe is made of brighten annealed steel strip ( a kind of material corresponding to CR.) .
Tianjin Minjie Steel Co.,Ltd
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Square/ Rectangular Tube
Brighten : Brighten steel pipe is made of brighten annealed steel strip ( a kind of material corresponding to CR.) Similar with black tube made of cold rolled coil, brighten steel pipe keeps the original brighten color of steel
Painted :Painted pipe to remove the rust and clean the oil first and then paint the required color paint.
Electro galvanized: The technology of electro galvanized tube is similar to hot dipped galvanized tube, but the thickness of zinc coating is less than hot dipped galvanized tube.
Pre-galvanized: Pre-galvanized tube is made of hot dipped galvanized steel strip directlyPainted :Painted pipe to remove the rust and clean the oil first and then paint the required color paint.
Standard: GB/T6728:2002 , ASTM A500 , JIS G3466 , EN10210 ,EN10219, ASTM A500 Gr. A.B.C.Steel Grade: Q195-Q235 , Q345 , S235, S355, S235JR, S355JR.STK400/500 .Packing: Hexagonal bundles of max. 3,000kg with several steel strips, Two tags on each bundle, Wrapped in waterproof paperTest:: Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield strength, Elongation), Technical Properties (Flattening Test, Bending Test, Blow Test, Impact Test), Exterior Size Inspection, Hydrostatic Test, X-ray Test.Third party inspection:SGS, BV, Lloyds etc. Size:
It is customized.
galvanized rectangular tube
