BLS Structural Steel
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| Product name | Pre-painted Galvanized Steel Coil |
| Base material | Galvanized / Galvalume |
| Thickness | 0.12~1.5 mm |
| Width | 600~1500 mm |
| Coil ID | 508 mm /610 mm |
| Coating | Top coating 15+5um, back paint 7+3um, or customized |
| Colors | RAL Colors or as sample |
| Surface treatment | Top paint: FVDF, HDP, SMP, PE, PU; Prime paint: polyurethane, epoxy, PE; Back paint: epoxy, modified polyester |
Functions as a sunlight proof cover, preventing destruction by ultraviolet rays. It forms a compact cover to reduce water and oxygen permeability.
Strengthens adhesiveness between the top paint and base metal. Contains corrosion inhibitors to resist rust even if moisture penetrates.
Increases adhesion and provides fundamental protection for the steel. Common coatings include galvanized and galvalumed alloys.
Cold rolled steel ensures mechanical properties and flatness. Back paint (Epoxy/Modified PE) maintains color and binding properties.



Widely used in roofing sheets, window-shades, car ceilings, vehicle shells, air conditioners, water machines, and various steel structures.


Founded in 2002, the group has grown into a major steel provider with annual sales reaching nearly 300,000 tons. We have established strategic partnerships with domestic large-scale steel companies.
Our facility spans 100,000 square meters, equipped for laser cutting, surface treatment, and deep processing. Our inventory consistently exceeds 20,000 tons to ensure rapid delivery.



