Gnee Steel (tianjin) Co., Ltd.
                                                                                                           
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18 Years
Since 2008
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DX51D Z100 Zinc Coated Hot Dip Galvanized Steel Coil for Roofing Sheet

Price Negotiable
Price: Negotiable
MOQ: 10 Ton
Delivery Time: Negotiable
Brand: Gnee
Product Description
High Quality Galvanized Steel Sheet Coil
Hot DIP Galvanized Steel Coil Dx51d Z100 Gi Coil for Roofing Sheet PPGI Coil
Product Overview
Galvanized coil is manufactured by immersing steel plate in molten zinc to create a protective zinc layer. Produced through continuous hot-dip galvanizing process, it combines steel strength with zinc's corrosion resistance.
Manufacturing Process
Using cold-rolled or hot-rolled steel strip as substrate, the material is immersed in 450-460°C molten zinc. An iron-zinc reaction forms an alloy layer covered with pure zinc, followed by cooling and post-processing including passivation and oiling.
Applications
  • Construction (steel structures, roof panels)
  • Home appliances (refrigerator shells, washing machine inner drums)
  • Automotive (chassis anti-corrosion, exhaust pipe sheaths)
  • Energy (photovoltaic systems)
  • Container manufacturing
Product Specifications
Thickness 0.15-14mm or as required
Width 600-1200mm or as required
Length 600-12000mm or as required
Grade SGCC; SGCD1; SGCD2; SGCD3; SGC340; SGC400; SGC440; SGC590; DX51D+Z; DX52D+Z; DX53D+Z; DX54D+Z; S250GD+Z; S280GD+Z; S320GD+Z; S350GD+Z; S550GD+Z; Q-BQB420-2009
Zinc Coating Z30-275g/m²
Tolerance ±0.05mm
Bundles / Coil Weight 3-8MT/Coil or as requested
Surface Treatment Oiled / Chromed / Dry / According to customer requirements
Application Areas Gutters, Auto parts, Electrical Appliances, Purlin, Vending Machine, Refrigerator
Packing Standard export packing, or as customer demands
Payment Terms 30% T/T, L/C, Western Union
Production Capabilities
Production Lines
  • 5 sets of galvanized steel coils producing lines
  • 3 sets of hot rolled steel coils producing lines
  • 3 sets of hot rolled steel plate producing lines
  • 5 sets of deformed steel bar producing lines
Equipment
  • Laser cutting machine
  • CNC hydraulic punching machine
  • Bending machine
  • Shearing machine
Market Presence
We are one of the domestic biggest suppliers and export to markets worldwide.
Customization
Special specifications of steel products can be produced. We can process or manufacture according to your drawings and specifications.
Production process strictly conforms to international standards including DIN, ASTM, AISI, JIS, and BS to ensure superior quality.
Galvanized steel coil production and application examples High quality galvanized steel coil specifications and features

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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