Shunshihong Steel produces mill-direct prepainted galvanized steel coils designed for long-term outdoor durability, superior formability, and vibrant surface aesthetics across global industrial applications.
Technical Specifications & Parameters
• Steel Grades: DX51D+Z, SGCC, CGCC, S280GD, S350GD • Manufacturing Standards: JIS G3312, ASTM A755, EN 10169 • Thickness Range: 0.12 mm to 1.50 mm (TCT) • Width Range: 600 mm to 1250 mm standard mill width • Zinc Coating Weight: Z30 to Z275 g/m² hot-dip substrate • Paint Coating System: PE, SMP, HDP, PVDF decorative coatings • Coating Thickness: Top side 15–25 μm; Back side 5–12 μm • Color Selection: Full RAL color chart or customized color matching • Coil Weight & ID: 3.0 to 8.0 Metric Tons | 508 mm / 610 mm inner diameter
Strict Quality Inspection
Every production run undergoes thorough laboratory testing for zinc layer adhesion, MEK solvent rub resistance, impact resistance, salt spray exposure, and T-bend flexibility.
Industrial Applications
Key Performance Features
Packaging & Global Shipping
Widely utilized for corrugated roofing sheets, composite sandwich panels, wall cladding, cold storage facilities, home appliance housings, and structural roll-forming channels.
Delivers outstanding corrosion resistance, smooth surface finish, UV color stability, and high scratch resistance during deep drawing and cold bending operations.
Standard export seaworthy packaging with plastic film, waterproof craft paper, galvanized steel wrapping, side protectors, and robust steel strapping for ocean transit.
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