Gnee Steel (tianjin) Co., Ltd.
                                                                                                           
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DX51D Z40-275 Hot Dipped Galvanized Steel Coil for Roofing Materials with Factory Price

Price Negotiable
Price: Negotiable
MOQ: 10 Ton
Delivery Time: Negotiable
Brand: Gnee
Product Description
Dx51d Z40-275 Hot Dipped GI Coated Steel Galvanized Steel Coil
High-quality galvanized steel coil specifically designed for roofing materials, available at competitive factory pricing.
Hot Dipped Galvanized Steel
Our Hot Dipped Galvanized Steel Sheet in Coil (GI) is manufactured by processing Full Hard sheet through acid washing, rolling, and zinc coating application. This process creates a protective zinc film that delivers exceptional corrosion resistance, superior paint adhesion, and excellent workability.
The hot-dip galvanizing process applies a durable zinc coating to steel sheets, providing reliable rust protection through zinc's self-sacrificing characteristics. This enables the selection and production of specific zinc coating weights, with maximum coating thickness up to 120g/m².
Galvanized Zinc Spangle Options
Available in various spangle sizes: Large Spangles, Regular Spangles, Small Spangles, and Zero Spangles.
Galvanized steel coil showing different zinc spangle patterns
Advantages of Galvanized Steel
  • Excellent Corrosion Resistance: Zinc's reactive properties create a protective oxide film, extending service life to 10-50 years
  • High Cost-Effectiveness: Lower cost than stainless steel with significant durability improvements and reduced maintenance
  • Superior Processability: Easily processed through cutting, bending, and welding operations
  • Strength and Lightweight: Available in various substrate strengths from low carbon to high-strength steel
  • Aesthetic Appeal: Silver-gray zinc coating provides clean, professional appearance for exposed applications
  • Environmental Sustainability: 100% recyclable material with zinc as a reusable resource
Product Specifications
Product Name Galvanized Coil
Standards EN10147, EN10142, DIN17162, JIS G3302, ASTM A653, JISG3302, ASTM A653M, EN10327, DIN17162, EN10142, EN10292
Grades DX51D, DX52D, DX53D, DX54D, S220GD, S250GD, S280GD, S350GD, S550GD, SGCC, SGHC, SGCH, SGH340, SGH400, SGH440, SGH490, SGH540, SGCD1, SGCD2, SGCD3, SGC340, SGC490, SGC570, SQ CR22(230), SQ CR22(255), SQ CR40(275), SQ CR(340), SQ CR80(550), CQ, FS, DDS, EDDS, SQ CR33(230), SQ CR37(255), SQ CR40(275), SQ CE50(340), SQ CR80(550) or Customer's Requirement
Thickness 0.12-3.00mm or customer's requirement
Width 100mm-1500mm according to customer's requirement
Coating Type Hot Dipped Galvanized Steel (HDGI)
Zinc Coating 30-275g/m²
Surface Treatment Passivation(C), Oiling(O), Lacquersealing(L), Phosphating(P), Untreated(U), Galvanized, PVC, Black and color painting, transparent oil, anti rust oil
Packing Water proof paper inner packing, galvanized steel or coated steel sheet outer packing, side guard plate, wrapped by seven steel belt or according to customer's requirement
Galvanized steel coil packaging and storage Close-up view of galvanized steel coil surface Industrial application of galvanized steel coils

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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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