Pre-Painted Galvanized Coil 0.45mm DX51D Z275 for Building Material
Product Spotlights
Premium Pre-Painted Galvanized Coil for Building Materials
Hemaokang Steel (Shandong) Co., Ltd., established in 2025 with an annual export value of US$50-100 million and a team of 51-100 skilled professionals, is proud to present our high-quality Pre-Painted Galvanized Coil 0.45mm DX51D Z275. As a trusted manufacturer backed by ISO9001 certification, we supply building material solutions to markets across North America, South America, Europe, Asia, Africa, Oceania, and more. Our product combines robust corrosion resistance, aesthetic versatility, and strict dimensional accuracy, making it an ideal choice for roofing, wall cladding, and structural applications. With a focus on durability and cost-effectiveness, this coil delivers long-term value for construction projects worldwide.
Key Features and Technical Specifications
- Base Metal: DX51D steel grade ensures excellent formability and strength for bending, stamping, and profiling.
- Zinc Coating: Z275 (275 g/m²) provides superior anti-corrosion protection, extending service life in harsh environments.
- Thickness: 0.45mm ±0.02mm precise gauge for consistent weight and performance.
- Paint System: Standard polyester coating (optional PVDF, HDP, or SMP) with high adhesion, UV resistance, and color retention.
- Color Options: Customizable to RAL colors or customer-specific shades, with smooth or embossed finishes.
- Width Range: 900-1250mm, customizable to meet project requirements.
- Coil Weight: 3-8 tons per coil, packed with anti-rust paper and steel pallets for safe transport.
- Application: Ideal for roofing sheets, wall panels, sandwich panels, ceiling, and other building components.
| Parameter | Value |
|---|---|
| Steel Grade | DX51D |
| Zinc Coating | Z275 (275 g/m²) |
| Thickness | 0.45mm (0.018 inch) |
| Width | 900-1250mm (customizable) |
| Paint Coating | Polyester (standard), PVDF/HDP optional |
| Color Range | RAL colors or custom |
| Hardness | HB (soft temper for profiling) |
| Standard | ISO9001, EN 10169 |
Product Advantages and Customer Benefits
- Excellent Corrosion Resistance: Z275 zinc coating combined with paint layer provides double protection against rust, suitable for coastal and industrial areas.
- Superior Formability: DX51D steel can be easily cold-rolled, profiled, and cut without cracking, reducing waste during fabrication.
- Lightweight Yet Strong: 0.45mm thickness reduces structural load while maintaining adequate strength for roofing and cladding.
- Energy Efficiency: Reflective paint colors help reduce heat absorption, improving building energy performance.
- Low Maintenance: The durable paint finish resists chalking, peeling, and fading, minimizing long-term upkeep costs.
- Versatile Aesthetics: Wide range of colors and finishes allows architects to achieve desired visual effects.
- Cost-Effective: Competitive pricing due to optimized production and direct factory supply, with no middlemen.
- Customizable Dimensions: Width and coil weight can be adjusted to match specific project needs, reducing material waste.
Trust and Reliability
Hemaokang Steel is a young but fast-growing enterprise with a strong commitment to quality. Our products are manufactured under strict ISO9001 quality management systems, ensuring every coil meets international standards. With an annual export value exceeding US$50 million, we have served clients in over 20 countries, including demanding markets in North America and Europe. Our team of 51-100 experienced professionals provides end-to-end support, from sample approval to timely delivery. We maintain a large inventory of raw materials and finished products, allowing us to fulfill orders efficiently. Choose Hemaokang Steel for your building material needs – where quality meets affordability.
Frequently Asked Questions
Our MOQ is 1 ton for standard sizes, but we can negotiate smaller quantities for sample orders.
Yes, we offer customized width from 900mm to 1250mm and colors based on RAL or provided samples. Additional lead time may apply.
With proper application, the paint layer can last 15-20 years, depending on environmental conditions. The zinc coating provides additional protection.
Absolutely, it is designed for exterior building applications such as roofing and wall cladding, with excellent UV and weather resistance.
We use standard seaworthy packing: inner anti-rust paper, outer steel pallet with steel straps, and protective edge angles to prevent damage during transit.
Yes, we offer free samples (shipping cost covered by buyer) for quality evaluation. Samples are usually ready within 3-5 days.
For standard specifications, delivery is within 15-20 days after deposit. Custom orders may require 25-30 days.
Yes, we provide mill test certificates and ISO9001 documentation with each shipment to ensure traceability.
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