Cold Rolled Galvanized Steel Coil Z40-275 Gi Sheet 0.12-6.0mm Thinkness
Product | Galvanized Steel Coil | Certificate | ISO9001 | Grade | DX51D Dx52D Dx53D Dx54D Dx55D | Surface Treatment | coated, chromated, oiled | Thickness | 0.12-4.0mm | Width | 600-1250mm | Zinc coating | 30-275g/m2 | Spangle | zero/small/regular/big | Capacity | about 10000 tons per month for the coil product | Package | plastic film + water proof paper + steel plate+ packing steel strip. | Application | construction, home appliance, ship building, etc. | | | Chemical passivating treatment | minimize the chance of white rust forming during the transit and storage | maintain the bright shiny appearance for a longer time | Oils | minimize the tendency for storage and transit stain | passivating + oils | provide the protection from the storage and transit stain by special chemicals called corrosion inhibitors | |
Content:
| | DX51D+Z | |
| | Minimized Spangle (M) | |
Steel Grade | | Chemically Passivated (C) | |
| | Not Oiled | |
| | Z30--275 | |
Thickness tolerances | Normal thickness tolerances | 0.40 < thickness ≤ 0.60 | ± 0.060 |
| | 0.60 < thickness ≤ 0.80 | ± 0.070 |
| | 0.80 < thickness ≤ 1.00 | ± 0.080 |
| | 1.00 < thickness ≤ 1.20 | |
| | | |
Width tolerances | | 1200 < width ≤ 1500 | 6 ~ 0 |
Chemical composition:
Designation | Chemical composition % by mass max. |
Steel grade | | C | Si | Mn | P | S | TI |
Steel name | Symbols for the types of available coatings |
DX51D | +Z | 0.18 | 0.5 | 1.2 | 0.12 | 0.045 | 0.3 |
