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| Categories | GI Sheet Coil |
|---|---|
| Brand Name: | Duohe |
| Model Number: | G550 G450 Dx51d |
| Certification: | ISO,SGS,BV,etc. |
| Place of Origin: | CHINA |
| MOQ: | 3 tons |
| Price: | negotiable |
| Payment Terms: | T/T, L/C, Western Union |
| Supply Ability: | 3000 tons per month |
| Delivery Time: | ship within 10 days after received the advance |
| Packaging Details: | Standard export packing (waterproof paper + steel rings), or as your requirement |
| Name: | Hot Dipped Zinc Coated Galvanized Steel Coil |
| Standard: | ASTM, JIS, GB, AISI, DIN, BS |
| Grade: | G550 G450 Dx51d |
| Thickness: | 0.12-4mm |
| Width: | 600-1500mm |
| Zinc coating: | 30-400GSM, As Your Request |
| Tolerance: | ±1 |
| Application: | Roofing, Exterior and Interior Wall |
What is hot-dipped galvanized steel used for?
In addition to the atmosphere, hot-dip galvanizing is commonly used
to protect steel embedded in soil and/or
concrete or submerged in water. Though the corrosion mechanisms and life expectancy is different in each,
galvanized steel has a proven track record of longevity in all of these environments.
What is zinc coated steel?
Zinc-plated steel refers to steel that's been treated with a layer
of zinc. It features a thin layer but solid layer
of zinc over the surface, thus shielding the product's underlying steel. Zinc, of course, offers a superior level
of protection against oxidation when compared to raw and untreated steel.
Product description
Name | Gi Coils Hot Dipped SGCC Dx51d Metal Zinc Galvanised Sheet Roofing
Materials 275GSM 2mm Thick Z150 Z120 Z80 Regular Spangle Zinc
Coated Galvanized Steel Coil |
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 |
Width | 600-1500mm |
Thickness | 0.12-4mm |
Zinc coating | 30-400g/m2 |
Surface treatment | chromated / oiled/slightly oiled/ dry |
Hardness | soft, full hard, half hard |
Spangle | zero spangle / minimized spangle / regular spangle/ big spangle |
ID coil | 508mm or 610mm |
Coil weight | 2-8 MT per coil. According to the customer's requirements |
Package: | Standard export package (Plastic film in the first layer,second
layer is Kraft paper. Third layer is galvanized sheet) |
Application: | Industrial panels, roofing and siding for painting |
Chemical Composition | ||||||
GRADE | C | Si | Mn | P | S | Ti |
SGCC/DX51D+Z | ≤0.10 | ≤0.50 | ≤0.60 | ≤0.10 | ≤0.030 | ≤0.020 |
DX52D+Z | ≤0.10 | ≤0.50 | ≤0.60 | ≤0.10 | ≤0.030 | ≤0.020 |
SGCD/DX53D+Z | ≤0.10 | ≤0.30 | ≤0.50 | ≤0.05 | ≤0.030 | ≤0.020 |
SGCE/DX54D+Z | ≤0.10 | ≤0.30 | ≤0.30 | ≤0.03 | ≤0.020 | ≤0.020 |
DX56D+Z | ≤0.10 | ≤0.30 | ≤0.30 | ≤0.03 | ≤0.020 | ≤0.020 |
Structural | ≤0.20 | ≤0.60 | ≤1.70 | ≤0.10 | ≤0.045 | |
Mechanical Properties | ||||||
GRADE | Yield Strength MPa | Tensile Strength MPa | Elongation % | |||
SGCC(DX51D+Z) | ≥205 | ≥270 | - | |||
SGCD(DX53D+Z) | - | ≥270 | 38 | |||
SGCE(DX54D+Z) | - | ≥270 | 40 | |||
DX56D+Z | - | ≥270 | 42 | |||




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