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Help CenterPrepainted Steel Coil DX51D in Custom RAL Shades for Roofing Sheet Production
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Custom RAL Shade Steel Coil for Roofing Applications
Designed for roofing sheet production, this DX51D PPGI coil allows customization in RAL colors while maintaining excellent corrosion resistance and durability. It ensures long-lasting, visually appealing roofs for residential and commercial projects.
Each batch includes EN 10204 3.1 mill test certificate with full mechanical, coating, and corrosion test data. Third-party inspection (SGS, BV, TÜV) supported. MOQ: 5 tons, trial orders welcome.
Key Specifications (PPGI Steel Coil)
Parameter |
Specification / Range |
Remarks |
Standards |
ASTM A755, A653, JIS G3312, EN 10169, GB/T 12754 |
Others (DIN, BS) on request |
Substrate Type |
Hot-dip galvanized steel (GI) / Galvalume steel (GL) |
GI: zinc coating; GL: Al-Zn coating |
Substrate Grades |
DX51D+Z, DX52D+Z, DX53D+Z, SGCC, CGCC, S280GD+Z, S350GD+Z, S550GD+Z |
Choice based on forming requirement |
Thickness |
0.12 mm – 1.5 mm (common); up to 2.0 mm available |
Tolerance: ±0.02 mm |
Width |
600 mm – 1250 mm (common); up to 1500 mm available |
Tolerance: ±1 mm (slit), ±3 mm (mill edge) |
Coil ID |
508 mm / 610 mm |
Standard |
Coil Weight |
3 – 9 tons per coil |
Custom weight available |
Zinc Coating (GI) |
40 – 275 g/m² (double-sided) |
Grades: Z40, Z60, Z100, Z180, Z275 |
Al-Zn Coating (GL) |
40 – 150 g/m² (double-sided) |
55% Al – 43.3% Zn – 1.6% Si |
Paint System |
2-coat 2-bake (Primer + Topcoat) |
Primer: 5–10 μm; Back coat: 5–25 μm |
Topcoat Thickness |
10 – 35 μm (front); 5 – 25 μm (back) |
Depending on coating type |
Paint Types |
PE (Polyester), SMP (Silicone-Modified Polyester), HDP (High Durability Polyester), PVDF (Kynar 500®) |
– |
Colors |
RAL color system (200+ colors) / Custom Pantone / Custom patterns |
Wood grain, brick, embossed available |
Surface Finish |
Glossy, matte, wrinkle, textured, embossed |
– |
Q1：Do you offer sample orders？
A：Yes, samples are available for quality evaluation. Sample cost is charged but refundable upon bulk order.
Q2：What is your MOQ？
A：Our standard MOQ is 100 kg per specification. For common grades and standard sizes, we accept small batch orders. Mixed orders for different products are also welcome.
Q3：Can you provide custom sizes？
A：Yes, we can produce any length, width, thickness, or diameter based on your drawings. Cutting, slitting, and other processing services are available with tolerance as required.
Q4：What certifications do you provide？
A：Each shipment comes with EN 10204 3.1 mill test certificate (MTC). Third-party inspection reports (SGS/BV/TÜV) can be arranged upon request.
Q5：What is your lead time？
A：7–15 working days for stock items. 20–30 days for custom orders, depending on quantity and specification.
Q6：What surface treatments are available？
A：Various surface treatments are available upon request, including pickled, polished, coated, oiled, or as required.
Q7：What payment terms do you accept？
A：T/T (30% deposit + 70% against BL copy), L/C at sight, Western Union, etc.
Q8：What about packaging for export？
A：Standard seaworthy packaging with waterproof protection, steel straps, corner protectors, and ISPM 15 fumigation certification. Custom packaging is available as required.
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