Hot dip galvanized steel to prevent corrosion of steel surfaces subjected to extend its service life, in a layer of metal zinc coated steel surface, so that it improved the surface characteristics of thin steel plate.
|
Item |
Specification |
|
Product |
Galvanized steel coil / GI |
|
Base material |
Cold rolled steel coil |
|
Thickness |
0.10-4.0mm, according to customer requirements |
|
Width |
100 -1250mm (according to your need) |
|
Coil Weight |
2.5-8tons |
|
Standard |
SGCH, SGCC, SPCC, DX51D, ASTM, EN10142, AISI, BS, DIN, GB, JIS, etc; |
|
Zinc-coating |
30-275g/m2 |
|
Tensile strength |
According to the material |
|
Coil ID |
508mm/610mm |
|
Technique |
Cold rolled、hot dipped galvanizing |
|
Tolerance |
Thickness: +/-0.02mm Width:+/-2mm |
|
Package |
Standard export package |
|
Payment |
T/T, L/C at sight |
|
Shipping time |
Within 30 days |

Package:
Seaworthy, waterproof paper + polyethylene rush inhibitor, the anti-rust paper, the ring of defense on inside and outside, steel belt, and the guard plate.
Main Uses of Galvanized Steel Coils
Galvanized steel coils, coated with a protective zinc layer, are widely used across various industries due to their excellent rust resistance and formability. Below is a detailed breakdown of their primary applications:
1. Construction Industry
Galvanized steel coils are extensively used in roofing, wall panels, ventilation ducts, and structural frameworks due to their long-term weather resistance. Examples include:
Prefabricated roofing components and balcony panels
Roll-up doors, warehouses, and kiosks
Corrosion-resistant exterior cladding for buildings
2. Automotive Manufacturing
In the automotive sector, galvanized steel coils are used for body panels, roofs, hoods, and chassis components, reducing weight while enhancing corrosion resistance. Key applications include:
Door inner panels (double-sided galvanized coils)
Bumpers and floor beams in high-moisture areas
Engine hoods (bake-hardening steel)
3. Home Appliance Manufacturing
Galvanized steel coils are commonly used in refrigerators, washing machines, and air conditioners for both exterior and internal components, offering durability and aesthetics. Typical uses include:
Refrigerator side panels and washing machine drums
Air conditioner housings and vacuum cleaner parts
High-voltage switchgear and electrical enclosures
4. Other Industrial Applications
Transportation: Railway vehicles, ship structures
Machinery Manufacturing: Warehouse racks, cable trays
Furniture & Hardware: Cabinets, sinks, door panels
Precision Instruments: Medical devices, aerospace components
5. Performance Advantages
The key benefits of galvanized steel coils include:
Cathodic protection: Zinc coating prevents rust even if scratched
Easy processing: Smooth surface suitable for stamping, welding, and forming
Eco-friendly: Complies with modern green manufacturing standards