Customization: | Available |
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After-sales Service: | 24 Hours 7 Days |
Warranty: | Two Years |
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During the galvanization process, steel sheets or zinc steel coils undergo a treatment that applies a protective zinc coating to the surface, resulting in galvanized steel strips. This process creates a barrier between the steel and the surrounding environment, preventing corrosive substances from reaching the underlying steel. The zinc coating forms a sacrificial layer, shielding the steel from corrosion and extending its lifespan significantly.
Production: | Galvanized steel strip |
Grade: | DX51D+Z, DX52D+Z, DX53D+Z, DX54D+Z, DX56D+Z, DX57D+Z, DC51D+Z, SGCC, SGCD, S220GD+Z, S250GD+Z, S280GD+Z, S320GD+Z, S350GD+Z, S550GD+Z |
Types: | Commercial / Drawing / Deep Drawing / Structural quality |
Width: | 20-600mm |
Thickness: | 0.12-4mm |
Type of coating: | galvanized |
Zinc coating: | 30-400gsm |
Surface treatment: | Oil,Passivation,chromium-free passivating,passivation+oil,chromium-free passivation+oil |
Surface structure: | zero spangle / minimized spangle / regular spangle/ big spangle |
Package: | Standard export package (Plastic film in the first layer,second layer is Kraft paper. Third layer is the tray) |
Steel grades | Chemical composition% | Residual Element > |
Tensile strength (MPa) |
Yield strength (MPa) |
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C% < |
Si% < |
Mn% < |
P% < |
S% < |
Alt < |
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SGCC, DX51D+Z | 0.07 | 0.03 | 0.50 | 0.025 | 0.025 | 0.020 | Cu<0.10 Ni<0.08 Cr<0.10 As<0.05 Sn<0.05 |
270-500 | 140-280 |
DX52D+Z | 0.06 | 0.03 | 0.45 | 0.025 | 0.025 | 0.020 | 270-420 | 140-300 | |
DX53D+Z | 0.03 | 0.03 | 0.40 | 0.020 | 0.020 | 0.020 | 270-380 | 140-260 | |
S220GD+Z | 0.17 | 0.30 | 1.00 | 0.035 | 0.30 | 0.020 | 300-440 | >220 | |
S250GD+Z | 0.17 | 0.30 | 1.00 | 0.035 | 0.30 | 0.020 | 330-470 | >250 | |
S350GD+Z | 0.20 | 0.55 | 1.60 | 0.035 | 0.30 | 0.020 | 420-560 | >350 |
1.Who are we?
We are a GB/T 19001-2016/ISO 9001:2015 certified professional total solution provider and supplier of steel products.