Description
Outer Diameter: | 15*15-500*500mm |
Length: | Max. 12 meters |
Standard: | GB, ANSI,ASME,ASTM, JIS,DIN,BS,EN |
Steel Grade: | Q195/Q215/Q235/Q345/10#/20#/ASTM A106 GRB |
Packing: | Hexagonal bundles of max. 3,000kg with several steel strips, Two tags on each bundle, Wrapped in waterproof paper |
Test: | 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. |
SIZE: | Hot rolled:W.T: 1.0-25mm |
Cold rolled:W.T:0.6-1.5mm | |
Other Surface Treatment: | painted letter, embossed |
Usage: | For construction , structure,furniture, guardrail,fencing |
Thick wall square & MS square tube specification table:
Black square steel pipe production process:
Domestic advanced equipment production, by high-frequency welding made of square cross-sectional shape size steel.
1.The high quality square steel tubing production can be used for a long time is not easy to deformation.
2.After a comprehensive and rigorous testing process, product accuracy is relatively better than others.
3.The company has the most advanced domestic machinery and equipment. The production process is also a strict control to ensure the production of best quality square steel pipe.