Cold Rolled Square Tube
✔ Wall Thickness: 0.8~20mm
✔ Standard: ASTM A500, EN10219, EN10210
Product Description
Cold rolled steel is low-carbon steel rolled and finished at room temperature, below its recrystallization point. This permits better control over finished product shape, dimensions, and appearance.
Square tubes are commonly made of the following materials: Q235A, Q235C, Q235B, 20#, and Q345.
Product Specification
Certificate | ISO 9001: 2008, SGS, BV, CCIC etc |
Finish of pipe | Hot dipped galvanized with zinc 220~260g/m2; |
Pre-Galvanized with zinc 30~150g/m2 | |
Painted with black/varnish lacquer; | |
Oil on the surface to prevent rust; | |
Bare pipe without painting: | |
Pipe End | Plain end/ Bevel end; |
Groove end; | |
Joint with flange; | |
Threaded on two ends, one end with coupling, one end with plastic cap | |
Marking | As per client requirement or mill standard |
Painting method: Spray white paint | |
Packing | OD not less than 273mm: Loose packing, piece by piece. |
OD less than 273mm: In hexagonal seaworthy bundles packed by steel strips. | |
small sizes nested into big sizes. |
Strict Quality Control
1) During and after production, 4 QC staffs with more than 5 years experience inspect products in random.
2) National accredited laboratory with CNAS certificates
3) Acceptable inspection from third party appointed/paid by buyer, such as SGS, BV.
4) Approved by Malaysia, Indonesia, Singapore, Philippines, Australia, Peru and UK. We own UL /FM, ISO9001/18001, FPC certificates.
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