Regular Spangle Galvanized Steel, often referred to as spangle GI coil, is a high-quality cold-rolled steel substrate coated with a layer of zinc through a continuous hot-dip galvanizing process. This specific type of galvanized steel is characterized by its distinctive, visible crystalline pattern—the zinc spangle surface—which provides a classic metallic appearance alongside robust corrosion protection. It is a fundamental material for applications requiring durability and a traditional galvanized look. ChinaCNU Steel, with over 15 years of expertise, manufactures and exports premium Regular Spangle Galvanized Steel coils and sheets from our factory in Qingdao, serving industrial clients worldwide.
Product Specifications
Our Regular Spangle Galvanized Steel is produced to meet international standards, offering a versatile range of specifications to suit various project requirements. The defining feature is the visible, medium-sized spangle pattern that forms naturally during the zinc solidification process.
| Grade | Thickness (mm) | Width (mm) | Zinc Coating (g/m²) | Standard |
|---|---|---|---|---|
| DX51D, DX52D, SGCC | 0.12 – 3.0 | 600 – 1500 | 60 – 275 | ASTM A653, EN 10346, JIS G3302 |
| Q195, Q235, SGC400 | 0.18 – 2.5 | 800 – 1250 | 80 – 220 | GB/T 2518 |
Applications
The combination of strength, formability, and corrosion resistance makes Regular Spangle Galvanized Steel a preferred choice across numerous sectors. Its classic spangle finish is both functional and aesthetically accepted in many industrial contexts.
- Construction & Building: Roofing and wall cladding, structural frames, purlins, and trusses.
- Agricultural Equipment: Grain silos, animal housing, fencing, and irrigation systems.
- Manufacturing & Fabrication: Ductwork, electrical cabinets, guardrails, and general metalworks.
- Automotive: Non-exposed structural parts, truck frames, and interior components.
- Household Appliances: Back panels and internal frames for washers, dryers, and HVAC units.
Why Choose ChinaCNU Steel
When sourcing reliable regular spangle steel, partnering with a trusted manufacturer is crucial. ChinaCNU Steel provides a seamless supply chain and guaranteed quality.
- Direct Factory Source: We are a professional manufacturer based in Qingdao, China, ensuring competitive pricing and full control over production quality.
- Certified Quality: Our processes are ISO 9001 certified, with material inspection reports available from SGS, guaranteeing product consistency and performance.
- Flexible Order Quantities: We support projects of all scales with a manageable Minimum Order Quantity (MOQ) of 25 tons.
- Reliable Lead Time: We ensure timely delivery with a standard production and shipping lead time of 15-25 days.
- Secure Export Packing: Coils and sheets are packed with waterproof paper and steel wrappers, then secured on wooden pallets or in steel crates for safe ocean transport.
- Global Export Experience: With 15+ years in the industry, we have successfully exported to over 50 countries across Africa, the Middle East, Southeast Asia, and South America.
PPGI/GI Pricing
Pricing for Regular Spangle Galvanized Steel is primarily determined by raw material costs (steel coil and zinc), thickness, coating weight, and international market trends. As a factory, ChinaCNU Steel offers highly competitive FOB Tianjin prices. We provide tailored quotations based on your specific technical requirements and volume. For the most accurate and current regular spangle galvanized steel price, please contact our sales team with your detailed specifications for a free, no-obligation quote.
FAQ
What is the difference between regular spangle and minimal spangle galvanized steel?
The key difference lies in the visible surface pattern. Regular Spangle Galvanized Steel has a classic, medium-sized crystalline zinc spangle surface that is clearly visible to the eye, formed by natural zinc crystallization. Minimal spangle (or minimized spangle) steel undergoes a treatment to suppress crystal growth, resulting in a much finer, smoother, and more uniform appearance, which is often preferred for painting.
Can regular spangle galvanized steel be painted?
Yes, regular spangle galvanized steel can be painted, but surface preparation is critical. The pronounced spangle pattern may be slightly visible through thinner paint films. For optimal paint adhesion and finish, thorough cleaning and the use of a suitable primer designed for galvanized surfaces are essential. For applications requiring a perfectly smooth painted finish, minimal spangle or galvannealed steel is often recommended.
What are the advantages of choosing a regular spangle finish for my project?
Choosing a regular spangle steel coil offers several advantages. It provides excellent corrosion protection at a competitive cost. The natural spangle pattern can be desirable for architectural or industrial applications where a traditional galvanized look is acceptable or even preferred without the need for painting. It also offers good formability and weldability for fabrication.
What is your standard payment term and packing for export?
Our standard payment terms are T/T (Telegraphic Transfer) or L/C (Letter of Credit), ensuring a secure transaction for both parties. For export packing, we use industry-standard methods: coils are protected with waterproof paper and steel straps, while sheets are bundled on sturdy wooden pallets and wrapped in waterproof and steel-reinforced packing to prevent damage during long-distance shipping to destinations like Africa or South America.
Get Factory Price for Regular Spangle Galvanized Steel
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