Galvanized Steel Coil
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Galvanized steel coil for roofing sheets are essential construction materials known for their durability and resistance to corrosion. These coils are produced through a hot-dip galvanizing process, which involves coating steel with a layer of zinc to enhance its protective qualities. Typically made from low-carbon steel, galvanized steel coils are available in various grades, such as DX51D, DX52D, and others, depending on the required mechanical properties and applications.
Spangle: Zero/Regular/Small/Big Spangle
Zinc Coating: Z30-Z275
Thickness: 0.1-3.0mm
MOQ: 25MT
Quality: High-Quality Inspection
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Galvanized Steel Coil For Roofing Sheet
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Standard |
ASTM, AISI, DIN, GB, EN, JIS etc |
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Grade |
SGCC, DC51D, DX51D, DX52D, SGCD, SGHC, DX54D, S350GD, S450GD, S550GD etc |
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Thickness |
0.12mm-4.0mm or 0.8mm/1.0mm/1.2mm/1.5mm/2.0mm,etc |
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Width |
600mm, 762mm, 914mm, 1000mm, 1200mm, 1219mm, 1250mm, 1500mm |
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Zinc Coating |
Z30g-Z275g /m2, or as clients required |
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Spangle |
Zero spangle, regular spangle or normal spangle |
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Hardness |
Soft or hardness, as clients required. |
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Surface treatment |
Chromated and oiled, chromated and non-oiled, Anti-finger |
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Packing |
Waterproof paper+plastic film+iron packing+bundling or as per customers request. |
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Coil Weight |
3-8MT or as per requirement. |
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Application |
Corrugated steel sheet,Ceiling channel,industrial refrigeration,cold storage,door panel,sandwich panel,PU panel,writing board,PCM steel plate |
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Payment |
T/T, L/C at sigth. |
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Delivery Time |
In 15-30 after receipt advance or LC |
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Min order |
25 Mt (one 20ft FCL) |
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- Products Applications
1,Residential Roofing
Aesthetic Appeal: Galvanized steel roofing can be painted or left in its natural metallic finish, providing a modern look that complements various architectural styles.
Longevity: With proper installation, galvanized steel roofs can last 40 years or more, significantly reducing the need for replacement.
2,Commercial And Industrial Roofing
Durability: The robust nature of galvanized steel makes it suitable for industrial buildings that experience heavy foot traffic and equipment loads.
Fire Resistance: Steel is inherently fire-resistant, providing an added layer of safety for commercial structures.
3,Agricultural Structures
Moisture Resistance: The corrosion-resistant properties of galvanized steel make it ideal for barns, silos, and storage facilities that are exposed to high humidity and moisture.
Cost Efficiency: The long lifespan and low maintenance requirements of galvanized roofing reduce overall costs for agricultural operations.
- Surface Display
Surface state of Galvanized steel coil: Due to different treatment methods in the coating process, the surface state is different, forming Zero spangle, small spangle, Regular spangle and big spangle .
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Regular spangle zinc coating |
In the normal solidification process of the zinc layer, the zinc crystal grains are freely grown to form a coating having a distinct zinc flower morphology.
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small spangle zinc coating |
During the solidification of the zinc layer, the zinc grains are artificially restricted to form as fine a zinc coating as possible.
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Zero spangle zinc coating |
By adjusting the chemical composition of the plating solution, there is no visible visible zinc flower morphology, and the surface is uniformly coated. |
