Zero Spangle Galvanized Steel, also known as zero spangle GI coil, is a premium flat steel product characterized by its exceptionally smooth, uniform, and non-reflective zinc surface. This specialized finish is achieved through a precise skin pass galvanized process that eliminates the visible crystalline spangle pattern typical of standard galvanized sheets. Ideal for applications where a flawless, paint-ready surface is critical, this product offers superior corrosion resistance and aesthetic consistency. ChinaCNU Steel, with over 15 years of expertise, manufactures and exports high-quality zero spangle galvanized steel from our factory in Qingdao, China, to clients worldwide.
Our zero spangle galvanized steel is produced to meet stringent international standards, ensuring consistent quality and performance. Below are the detailed specifications for our product range.
| Grade | Thickness (mm) | Width (mm) | Zinc Coating (g/m²) | Standard |
|---|---|---|---|---|
| DX51D, DX52D, DX53D, SGCC | 0.12 – 3.0 | 600 – 1500 | 40 – 275 | ASTM A653, EN 10346, JIS G3302 |
| S280GD, S350GD | 0.4 – 2.5 | 800 – 1250 | 60 – 180 | EN 10346 |
| Q195, Q235 | 0.8 – 2.0 | 1000 – 1300 | 80 – 120 | GB/T 2518 |
The smooth zinc surface of zero spangle galvanized steel makes it exceptionally versatile for a wide array of industries where surface quality and corrosion protection are paramount.
Selecting ChinaCNU Steel as your supplier for zero spangle galvanized steel ensures you receive not just a product, but a reliable partnership backed by proven expertise and service.
Pricing for our zero spangle galvanized steel is highly competitive and varies based on current raw material costs, zinc coating weight, dimensions, and order volume. We provide FOB Qingdao pricing, which includes all costs up to loading the goods onto the vessel at the port of Qingdao, China. For the most accurate and up-to-date factory price, we strongly recommend requesting a personalized quote. Simply send us your detailed specifications, and our sales team will provide a free, no-obligation quote within 24 hours.
The primary difference lies in the surface appearance. Regular galvanized steel has a visible crystalline pattern called spangle. Zero spangle galvanized steel undergoes a specialized skin pass galvanized process that refines the zinc layer, resulting in a smooth, uniform, and matte surface that is ideal for painting and provides a more consistent aesthetic for high-end applications.
Absolutely. The corrosion protection comes from the zinc coating itself, not the spangle pattern. Our zero spangle GI coil offers the same excellent corrosion resistance as standard galvanized steel. The smooth surface can even provide better adhesion for paint systems, offering enhanced long-term protection for outdoor architectural and construction projects.
For standard specifications, our typical production and shipping lead time is between 15 to 25 days after order confirmation and receipt of payment. This efficient timeline is possible because we are a direct factory with control over our production schedule. Lead times for custom specifications may vary slightly, which we will confirm upon quotation.
While our standard commercial Minimum Order Quantity (MOQ) is 25 tons for coil products, we understand the need for sample testing. We can often provide sample sheets or small coils for product evaluation and testing purposes. Please contact our sales team with your specific request, and we will do our best to accommodate your needs.
Send us your specs and get a free FOB Qingdao quote within 24 hours.
