DX52D galvanized coil is a galvanized steel material with a thin and uniform zinc layer on its surface. This zinc layer can effectively protect the steel coil from corrosion and oxidation. In addition, DX52D galvanized coil also has good processing performance and welding performance, and can meet various building processing and construction needs. DX52D galvanized coil can be used for various welding operations. Since there is a layer of galvanized layer on its surface, you need to pay attention to the protection of the galvanized layer during welding to avoid welding defects.
Product Parameters
|
Product Name |
DX52D/SGCD1 Galvanized Coil |
|
Thickness |
0.12mm-3.5mm |
|
Width |
600mm-1500mm |
|
Length |
508mm/610mm, Support Customization |
|
Standard |
AISI, ASTM, DIN, JIS, GB, JIS, SUS, EN, etc. |
|
Zinc Layer |
Hot Galvanizing: 60-275g/m² |
|
Pre-galvanized: 80-275g/m² |
Mechanical Properties
|
Grade |
Yield Strength MPa≥ |
Tensile Strength MPa≥ |
Elongation A%≥ |
|
DX51D Z/ZM/AZ/AM |
240-380 |
270-500 |
22 |
|
DX52D Z/ZM/AZ/AM |
140-300 |
270-420 |
26 |
|
DX53D Z/ZM/AZ/AM |
140-260 |
270-380 |
30 |
|
DX54D Z/ZM/AZ/AM |
120-220 |
260-350 |
36 |
|
S220GD Z/ZM/AM |
220 |
300 |
20 |
|
S250GD Z/ZM/AZ/AM |
250 |
330 |
19 |
|
S280GD Z/ZM/AM |
280 |
360 |
18 |
|
S300GD A/AM |
300 |
380 |
18 |
|
S320GD Z/ZM/AM |
320 |
390 |
17 |
|
S350GD Z/ZM/AZ/AM |
350 |
420 |
16 |
|
S450GD A/AM |
450 |
480 |
15 |
|
S550GD Z/ZM/AZ/AM |
550 |
550 |
- |
Galvanized GI Steel Coil

Galvanised Steel Coil Benefits
Corrosion and rust resistance: The main advantage of galvanised steel coil is its anti-corrosion and anti-rust properties. The iron element in steel is a highly reactive chemical, prone to rusting. but the addition of zinc plays a role of protective buffer between the steel and moisture or oxygen. So the zinc coating acts as a barrier to resist external attacks, and will sacrifice itself to protect the underlying steel.
Life expectancy: With galvanization, the life expectancy of GI coil is far in excess of 50 years in working environments, and it can last over 20 years with severe water exposure.
Cost: Firstly, galvanizing is a lower overall cost compared to other coatings. In addition, galvanized steel coil can be applied at any time when delivered. It does not require additional preparation for the surface, inspections, painting or coatings.
Durability and reliability: Galvanized steel often uses hot rolled or cold rolled steel coil as base metal. The strength of steel is high and the zinc coating is solid and enduring.
Hot dip galvanized steel coil application
Hot-dip galvanized steel coils are available with a pure zinc coating through the hot-dip galvanizing process. It offers the economy, strength and formability of steel combined with the corrosion resistance of zinc. The hot-dip process is the process by which steel gets coated in layers of zinc to protect against rust. It's especally useful for countless outdoor and industrial applications.
They are mainly used in building roof, door, window, roller shutter doorand automobile's vehicle shell, chassis, door, trunk lid, Oil tank, and fender, and also electric equipments, such as refrigerator base and shell and so on.
Quality Inspection
All goods will be inspected after finishing manufacture, a series of tests will be carried out, such as
1)Thickness test of BMT&TCT;
2)Width test;
3)Zinc coating test; ( including both Physical Detection & Chemical Detection)
4)Hardness test,
We ensure that all products confirm to the requirements of the order and relevant international standards.
Packaging&shipping

exhibition photos

customer visit case

gNEE teams

GNEE Steel always adheres to "quality goes first". We have a strict quality inspection system with 20+ professional inspectors and various sophisticated testing instruments. We perform various tests, such as punching test, bending test, cross-cut test, writing and erasing test, coating thickness test, etc. Third-party quality tests, such as SGS, BV, CE, etc., are also acceptable. More than that, we have a series of advanced equipment to offer further processing services, such as cutting, slitting, profiling, punching, bending, etc.

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