Qingdao Jero Steel Co., Ltd.
                                                                                                           
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Regular Spangle GI Steel Coil 20mm-1250mm Width with 30-275g/m² Zinc Coating for Roofing Applications

Price Negotiable
Price: 520-560usd/ton
MOQ: 20 tons
Delivery Time: 10-25 working days
Brand: JERO STEEL
Product Description
Product Overview
Our Shandong factory produces high-quality galvanized steel coils using continuous hot-dip galvanizing process. The steel sheet is immersed in molten zinc to create a protective zinc coating that prevents rust and corrosion.
Surface Types Available
Three types of galvanized steel coil surfaces comparison
Zero Spangle Surface
Smooth and uniform finish without visible zinc crystallization patterns.
Electro-galvanized Surface
Smooth, bright, and uniform appearance with fine metallic luster and no visible spangles.
Regular Spangle Surface
Distinct, visible zinc crystal patterns with textured metallic appearance.
Technical Specifications
Product Name Galvanized Steel Coil
Application Roofing Sheet, Rolling Shutter
Width 20mm-1250mm
Length Coil
Type Hot Dipped Galvanized Steel
Surface Galvanized Coated
Zinc Coating 30-275g/m²
Material SGCC DX51D SGCH G550
Shape Plate, Coil
Certificate ISO 9001:2008/SGS/BV
Thickness 0.12-3.0mm
Quality Assurance
Quality control testing equipment for steel coil inspection
Comprehensive Testing Procedures
Mechanical Properties Testing: Room-temperature and high-temperature mechanical tests, hardness testing, expansion, flattening, cupping, bending, and compression
Metallurgical & Corrosion Analysis: Macrostructure analysis, fracture detection, conductivity/resistance, grain size, hydrogen embrittlement, and salt spray testing
Dimensional & Surface Measurement: Surface roughness, burr angle, radius, and diameter measurement
Manufacturing Capabilities
Modern steel coil production facility interior Advanced galvanizing production line equipment
2 industry-leading GI production lines
5 PPGI production lines
1 pattern PPGI production line
2 GL production lines
40 professional and technical personnel
60 domestic and international trade personnel
Secure Packaging & Shipping
Properly secured steel coils in shipping container
Cushioning materials between coil and container walls
Specialized lashing straps for secure fastening
Non-slip wooden blocks to prevent movement
Waterproof packaging with desiccants for moisture protection
Hot-Dipped Galvanized Steel Coil Benefits
Our galvanized steel coils offer excellent corrosion resistance, easy painting capabilities, and superior workability. The hot-dip galvanizing process ensures long-lasting protection against rust, making these coils ideal for roofing sheets, rolling shutters, and various industrial applications.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Qingdao Jero Steel Co., Ltd.
Location NO.205 Zhengyang Road, Chengyang District, Qingdao,China
Contact Person Gary Lee

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