Leading Manufacturer of Galvanized Steel Coil Offering Full Range of Sizes and Coating Classes
Hot Dipped Galvanized Steel Coil
Galvanized steel coil is a type of steel coil that has undergone surface galvanizing treatment. It is coated with a layer of zinc on the surface of a substrate (such as cold-rolled or hot-rolled steel plate) to improve its corrosion resistance and service life. The galvanizing process mainly includes two methods: hot-dip galvanizing (hot-dip galvanizing) and electroplating galvanizing. Among them, hot-dip galvanizing is more common, with a thicker zinc layer and stronger protection.
| Product Name |
Hot Dipped Galvanized Steel Coil |
Surface |
Big/Regular/Zero/Bright Spangle |
| Thickness |
0.12-4.0mm |
Type |
Coil Sheet Strip |
| Width |
900-1250mm; Strip:20-600mm |
Coil ID. |
508/610mm |
| Zinc Coating |
20-275g/m2 |
Service |
Welding Pipe,Cutting Length,Slitting Strip |
| Garden |
DX51D,DX52D,SGCC,GB,ASTM A653,JIS,G3302 |
Test report |
Provide |
Advantages of Galvanized Steel
- Excellent corrosion resistance, zinc has more reactive chemical properties than iron and will preferentially react with oxygen and water vapor in the environment to form a dense oxide film. The service life of galvanized steel plates can reach 10-50 years, far exceeding that of ordinary steel plates.
- High cost-effectiveness and low cost anti-corrosion: Compared with stainless steel or other alloy steels, galvanizing process has lower cost, but can significantly improve the durability of steel plates and reduce maintenance or replacement costs.
- Good processing performance, galvanized steel sheet can be processed by cutting, bending, welding, etc.
- High strength and lightweight, different strength substrates (such as low bon steel and high-strength steel) can be selected according to needs.
- Aesthetics, the galvanized layer presents a silver gray luster, neat and beautiful, suitable for exposed use occasions.
- Environmental friendliness and recyclability: Galvanized steel plates are 100% recyclable, and zinc itself is also a reusable resource.
Available Steel Grade (Ensure weight and support third-party testing)
| Steel grade |
Coating |
Yield(MPA) |
Tensile(MPA) |
Elongation(%) |
| DX51D |
Z,ZF |
-- |
270-500 |
20 |
| DX52D |
Z,ZF |
140-300 |
270-420 |
22 |
| DX53D |
Z,ZF |
140-260 |
270-380 |
26 |
| DX54D |
Z,ZF |
140-220 |
270-350 |
30 |
| S220GD |
Z,ZF |
220 |
300 |
18 |
| S250GD |
Z,ZF |
250 |
330 |
17 |
| S280GD |
Z,ZF |
280 |
360 |
16 |
| S320GD |
Z,ZF |
320 |
390 |
15 |
| S350GD |
Z,ZF |
350 |
420 |
14 |
| S400GD |
Z,ZF |
400 |
470 |
-- |
| S450GD |
Z,ZF |
450 |
530 |
-- |
| S500GD |
Z,ZF |
500 |
560 |
-- |
Select type Galvanized Steel based on requirements