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Help CenterPrepainted Steel Coil for Roofing & Wall Panels - Color Coated Galvanized Steel Easy Forming, Cut-to-Length Service
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As a trusted manufacturer under Hemaokang Steel (Shandong) Co., Ltd., we are proud to present our Prepainted Steel Coil for Roofing & Wall Panels. Established in 2025, our company has rapidly grown to export US$50 million to US$100 million annually, serving clients across North America, South America, Europe, Asia, Africa, and Oceania. With a dedicated team of 51–100 employees and ISO9001 certification, we ensure every coil meets rigorous quality standards. Our color-coated galvanized steel is engineered for easy forming and precise cut-to-length service, making it the ideal choice for modern roofing and wall panel applications.
This product combines a robust galvanized steel substrate with a durable, weather-resistant paint coating. The result is a material that offers excellent corrosion resistance, vibrant color retention, and superior formability. Whether you need curved roofing panels or flat wall cladding, our prepainted coils can be easily bent, punched, and cut without cracking or peeling. We also provide cut-to-length service to deliver sheets exactly to your specifications, reducing waste and saving labor time.
Key Features & Technical Specifications
- Superior Coating System: Available in polyester (PE), PVDF, or SMP with excellent UV resistance and color stability. Standard coating thickness: 20–30 μm top coat, 5–10 μm primer.
- Galvanized Substrate: Z60–Z275 hot-dip galvanized steel (per ASTM A653) ensures long-term rust protection. Zinc coating weight customizable.
- Excellent Formability: T-bend test ≤ 3T, impact resistance ≥ 9J, pencil hardness F–2H. No cracking or delamination during bending.
- Dimensional Flexibility: Thickness from 0.12mm to 1.5mm, width 600mm to 1250mm. Coil ID options: 508mm or 610mm.
- Surface Options: Smooth, embossed, or matte finish. Anti-fingerprint and chromated treatment available for enhanced durability.
| Parameter | Range | Remark |
| Thickness (mm) | 0.12 – 1.5 | Custom tolerance ±0.02mm |
| Width (mm) | 600 – 1250 | Slitting service available |
| Zinc Coating (g/m²) | 60 – 275 | Per ASTM A653 / JIS G3302 |
| Coil Weight (ton) | 3 – 10 | Customizable |
| Color Options | RAL standard colors | Custom color matching upon request |
Benefits to Your Business: Our prepainted coils are designed to streamline your production. The easy-forming property means less tool wear and faster fabrication. The cut-to-length service eliminates secondary shearing, reducing scrap and labor costs. The durable coating ensures long-lasting aesthetics, minimizing maintenance for your end customers. Whether you are a roofing contractor, building material supplier, or steel distributor, this product helps you deliver high-quality panels with consistent performance.
We adhere to ISO9001:2015 quality management system, ensuring every step from raw material procurement to final packaging is controlled. Our annual export volume of US$50–100 million demonstrates our reliability and global reach. With a team of 51–100 experienced professionals, we provide responsive customer service and technical support. We have successfully supplied projects in over 30 countries, including North America, Europe, Southeast Asia, and Africa.
Choose Hemaokang Steel for your next project. Contact us today for a quote or sample. We are committed to delivering prepainted steel coils that meet your exact specifications, with competitive pricing and on-time delivery.
Frequently Asked Questions
- What is the minimum order quantity for prepainted steel coils? Our MOQ is typically 25 tons per size and color, but we can accommodate smaller trial orders for new customers.
- Can you provide color matching to my specific RAL code? Yes, we offer custom color matching. Please provide the RAL code or a physical sample for reference.
- What is the lead time for cut-to-length sheets? Standard lead time is 15–25 working days after order confirmation, depending on quantity and customization.
- Are your coils suitable for coastal or high-corrosion environments? Yes, we recommend PVDF coating or higher zinc coating (Z275) for aggressive environments. Anti-fingerprint treatment is also available.
- Can you supply embossed or textured prepainted steel? Yes, we offer embossed patterns (e.g., stucco, wood grain) upon request. Minimum order quantity may apply.
- What certifications do you hold? We are ISO9001:2015 certified. Our products also comply with ASTM A653, JIS G3302, and EN 10143 standards.
- How do you ensure coating adhesion during forming? We use high-quality primer and top coat with strict T-bend testing (≤3T) to ensure no peeling or cracking during bending.
- Do you offer samples for testing? Yes, we provide free A4-size samples with freight collect. Contact our sales team to request.
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