Gnee Steel (tianjin) Co., Ltd.
                                                                                                           
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High Strength Grade S280GD Cold Rolled Galvanized Steel Coil with Zinc Coated 30-275g/m2 for Construction and Roofing

Price Negotiable
Price: Negotiable
MOQ: 10 Ton
Delivery Time: Negotiable
Brand: Gnee
Product Description
High Strength Grade S280GD S550GD Cold Rolled Galvanized Steel Coil
Galvanized Steel Coil is a high-quality product manufactured from steel that undergoes zinc coating through hot-dip galvanization. It offers excellent hardness, durability, and processing capabilities with HRB60-95. This galvanized steel sheet demonstrates high adaptability for welding, punching, cutting, bending, and decoiling operations. With elongation rates ranging from 16-30% and yield strength from 180-400MPa, it provides reliable performance for demanding applications. The primary materials DX51D and DX52D make this galvanized steel sheet an ideal choice for projects requiring high-quality, long-lasting steel solutions.
Product Specifications
Product Name Galvanized Steel Coil
Grade DX51D+Z, DX52D+Z, DX53D+Z, DX54D+Z, DX56D+Z
S250GD+Z, S280GD+Z, S350GD+Z, S550GD+Z
SGCC, SGCD, SGCE
Standard ASTM, AISI, JIS, DIN, GB, EN, etc.
Zinc Coated 30-275g/m²
Spangle Large Spangles, Regular Spangles, Small Spangles, Zero Spangles
Surface Treatment Chromated, oiled/non-oiled and anti-finger printing
Thickness 0.3-3.0 mm or as required
Width 600-1250 mm or as required
MOQ 5 TONS
Substrate Cold rolled, Hot rolled
Tolerance Thickness: ±0.01mm
Width: ±2mm
Packaging Export standard package: bundled wooden box, suitable for all kinds of transport, or as required
Application Construction, decoration, hardware, electric appliances, machinery and other industrial and civil purposes, such as electronic capacitor, composite cooker, rice cooker, refrigerator, computer casting, telecommunication equipment, lamp shade, air conditioner, cosmetics cover and more
Container Size 20ft GP: 5898mm (Length) × 2352mm (Width) × 2393mm (High)
40ft GP: 12032mm (Length) × 2352mm (Width) × 2393mm (High)
40ft HC: 12032mm (Length) × 2352mm (Width) × 2393mm (High)
Galvanized Steel Coil product display Galvanized Steel Coil manufacturing process
Advantages of Galvanized Steel
  • Excellent Corrosion Resistance: Zinc's reactive chemical properties create a dense oxide film that protects against environmental elements, extending service life to 10-50 years—far exceeding ordinary steel plates.
  • High Cost-Effectiveness: The galvanizing process offers lower costs compared to stainless steel or alloy steels while significantly improving durability and reducing maintenance or replacement expenses.
  • Superior Processing Performance: Galvanized steel sheets can be easily processed through cutting, bending, welding, and other fabrication methods.
  • High Strength & Lightweight: Available in various strength substrates including low carbon steel and high-strength steel to meet specific application requirements.
  • Aesthetic Appeal: The galvanized layer presents a clean silver-gray finish that is both attractive and suitable for exposed applications.
  • Environmental Sustainability: Galvanized steel plates are 100% recyclable, and zinc itself is a reusable resource, supporting eco-friendly manufacturing practices.

Get in Touch

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

Company Gnee Steel (tianjin) Co., Ltd.
Location FLAT/RM 1512 15/F LUCKY CENTRE NO.165-171 WAN CHAI ROAD WAN CHAI HK
Contact Person Kelly Zhang

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