Zero Spangle Galvanized Steel Coil refers to a specific type of surface finish on hot-dip galvanized steel. It is characterized by a uniform, smooth, and silver-gray surface with no visible zinc crystals, or “spangles.” This finish is achieved through a controlled manufacturing process involving specific zinc bath chemistry and rapid cooling after the coating is applied.
The primary advantage of a zero spangle surface is its excellent suitability as a substrate for painting and powder coating. Its smooth texture ensures a flawless, high-quality final appearance without the underlying pattern of spangles showing through. For this reason, Zero Spangle is the standard requirement for high-end applications like automotive panels, home appliances, and as the base metal for color-coated steel (PPGI).
Why Choose Us
1. Consistent Quality – Quality is Our Lifeline
With great majority of raw materials from Baosteel, we ensure full in-house production control. Complete testing of mechanical properties with guaranteed thickness/width tolerance compliance.
2. Export Specialists – We Handle the Complexities
As 10+ years serving major overseas manufacturers, we can professionally handle the requirements of compliance, documentation, and shipping with proven track record.
3. Convenient Resources – As Easy As Local Supply
Flexible orders from small batches to large volumes. Multiple shipping options(LCL, FCL, Bulk Carrier) with dedicated after-sales support and regular customer visits.
4. Low Minimum Order & Sample Availability
We accept small orders starting from 0.5–5 tons and provide samples for evaluation, helping you verify quality before bulk purchasing.
Product Serve
| Grade | DX51D+Z, DX52D+Z, DX53D+Z, DX54D+Z, DX56D+Z | Certificate | IATF 16949:2016, ISO 45001, ISO 9001, ISO 14001 |
| Standard | GB/T, EN, JIS, ASTM | Technique | Cold Rolled |
| Thickness (mm) | 0.15-6.00 (Required) | Surface | zero, small, regular, large spangle |
| Width (mm) | 10-1500 (Provide slitting service) | MOQ | 0.5 Ton |
| Coil ID (mm) | 508/610 | Delivery Time | 2-4 weeks (Negotiate) |
| Production period | 2-4 weeks (Negotiate) | Package | Standard Package,Deluxe Package, Export Package |
Product Parameters
The chemical compositions and physical properties of each grade are as follows. We Strict compliance with customer requirements for thickness and width tolerances. Our fully in-house production line ensures consistent material stability at all times.
| Grade | C(%) | Si(%) | Mn(%) | P(%) | S(%) | Ti(%) |
|---|---|---|---|---|---|---|
| DX51D+Z | ≤ 0.18 | ≤ 0.5 | ≤ 1.2 | ≤ 0.12 | ≤ 0.045 | ≤ 0.3 |
| DX52D+Z | ≤ 0.12 | ≤ 0.5 | ≤ 0.6 | ≤ 0.1 | ≤ 0.045 | ≤ 0.3 |
| DX53D+Z | ≤ 0.12 | ≤ 0.5 | ≤ 0.6 | ≤ 0.1 | ≤ 0.045 | ≤ 0.3 |
| DX54D+Z | ≤ 0.12 | ≤ 0.5 | ≤ 0.6 | ≤ 0.1 | ≤ 0.045 | ≤ 0.3 |
| DX56D+Z | ≤ 0.12 | ≤ 0.5 | ≤ 0.6 | ≤ 0.1 | ≤ 0.045 | ≤ 0.3 |
| Grade | Tensile Strength (N/mm²) | Yield Strength (N/mm²) | Elongation (%) | Hardness (Hv0.5) |
|---|---|---|---|---|
| DX51D | No requirement | 270 – 500 | ≥ 22 | 100-125 |
| DX52D | 140 – 300 | 260 – 420 | ≥ 26 | 105-130 |
| DX53D | 140 – 260 | 260 – 380 | ≥ 30 | 115-140 |
| DX54D | 120 – 220 | 260 – 350 | ≥ 36 | 140-165 |
| DX56D | 120 – 180 | 260 – 330 | ≥ 39 | 140-165 |
Our engineering team is available to assist with your unique project needs. Feel free to contact us to discuss your application, and we will gladly provide material suggestions and arrange for samples.
Overview of Zero Spangle Galvanized Steel Sheet
Zero Spangle Galvanized Steel Sheet Surface Details
Zero Spangle Galvanized Steel Sheet in Storage
Due to its perfectly smooth and uniform surface, the applications for Zero Spangle galvanized steel are concentrated in industries where a high-quality painted or coated finish is essential.
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Automotive Industry: Body panels (doors, hoods, fenders), structural components, and other parts requiring a flawless paint finish.
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Home Appliances: The appearance of home appliances is a critical factor for consumers. The smooth zero spangle surface is the ideal base for the durable and aesthetically pleasing powder coats and paints used on these products.
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High-End Construction & Decoration: Architectural wall panels, high-quality steel doors, window frames, ceiling grids, and interior partitions that require painting.
If you have requirements for your product’s performance, but are not sure about the most suitable grade, or want to know more information about a specific grade, please do not hesitate to contact us.
Factory certificates
Our factory fully certified under IATF 16949, ISO 9001, ISO 14001, and ISO 45001 standards.
Performance Test
For each exported batch of galvanized steel, we measure thickness and width to confirm they meet your specifications. Upon request, we can also provide metallographic examination, tensile & elongation test and hardness testing.
Trust by foreign customers
With over 10 years of export experience, we have delivered thousands of tons to customers in more than 20 countries and earned widespread acclaim.
