Hot-dip Galvalume Steel Sheet

Classification :
PRODUCT DETAILS
Hot-dip Galvalume Steel Sheet Description
Hot-dip aluminum-zinc plated steel plate is also called aluminum-zinc plated plate, aluminum-zinc plated natural color plate, aluminum-zinc plated fingerprint resistant plate and aluminum-zinc plated light plate. As the surface coating of the plate is an alloy composed of aluminum, zinc and other trace elements, it has outstanding corrosion resistance and gradually replaces galvanized plate. Aluminum-zinc plated plate is mainly used for steel structure roof, wall surface, switch cabinet body and household appliance board.
The mixed structure of hot dip aluminum zinc silicon coating has its unique advantages in corrosion resistance. When the aluminum-zinc plate is used, the zinc-aluminum eutectic in the aluminum-rich phase skeleton is first corroded, which has a good protective effect on the incision as pure zinc. The corroded product is not as easy to fall off as the galvanized plate, but is just stored in the aluminum-rich phase skeleton gap, which can prevent further corrosion of the coating to a certain extent.
Scope of Application
Construction industry: such as roof, internal and external wall panels, sound insulation walls, pipes, garages, etc.
Automotive industry: such as mufflers, exhaust pipes, wiper accessories, fuel tanks, truck containers, etc.
Household appliances: such as refrigerator backplane, air conditioner, microwave oven, LED backlight, electric cabinet, etc
Agricultural use: such as greenhouse, granary, pig farm, chicken coop, etc
Other industries: such as heat exchangers, dryers, etc.
Product Parameters
Product Name |
Hot-dip Galvalume Steel Sheet |
Thickness |
0.12mm-6.00mm |
Width |
600mm-1500mm |
Length |
1m-12m, Support Customization |
Standard |
AISI, ASTM, DIN, JIS, GB, JIS, SUS, EN, etc. |
Thickness of Aluminum Zinc Coating |
30-185g/m² |
Content of Al-Zn Coating |
Al: 55%, Zn: 43.5%, Si: 1.5% |
Chemical Composition
Al |
Zn |
Si |
Fe |
Cu |
Cd |
Pb |
Sn |
Ni |
Close Cr |
55-58 |
41-43 |
1.5-2 |
0.25 |
0.03 |
0.05 |
0.01 |
0.05 |
0.05 |
0.05 |
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 Surface Selection
Zero Spangle |
Minimized Spangle |
Normal Spangle |
Large Spangle |
|
|
|
|
Type of Coating |
Recommended Coating Weight |
Aluminum-zinc Alloy |
30/40/50/60/75/90/100/150 |
A: Coating quality50g/㎡,approximately equal to the coating thickness13.3pm |
Project |
Classification |
Symbol |
Type of Coating |
Aluminum-zinc Alloy |
AZ |
Surface Finish |
Conventional Sequins |
R |
Minimize Sequins |
M |
|
Skin Through |
S |
|
Surface Treatment |
Chromate Passivation |
c |
Non-chromate Passivation |
C5 |
|
Chromate Passivationoiling |
CO |
|
Chromium-free Passivationoiling |
CO5 |
|
Anti-fingerprint |
N |
|
Chromate-free/Anti-fingerprint |
N5 |
|
No chromate high weather resistance fingerprint |
NW |
|
Oil filling |
0 |
|
No treatment |
U |
Material Comparison
Chinese Standard |
European Standards |
American Standard |
Japanese Standard |
DC51D+AZ |
DX51D+AZ |
CS Type B, Type C |
SGLCC |
DC52D+AZ |
DX52D+AZ |
DS |
SGLCD |
S250GD+AZ |
S250GD+AZ |
255 |
- |
S300GD+AZ |
- |
- |
- |
S350GD+AZ |
S350GD+AZ |
345 |
Class1 SGLC490 |
S550GD+AZ |
S550GD+AZ |
550 |
SGLC570 |
Packing and delivery
The main products are carbon steel, stainless steel, galvanized steel, color-coated steel, color-coated steel L, sheet piles, H-shaped steel, channel steel, angle steel, rebar, aluminum products, etc. With its own processing plant and inventory warehouse, it can provide customers with various customized services such as galvanizing, color coating, leveling, striping, straightening, pressing, etc., and is committed to meeting the diverse customization needs of customers.
FACTORY WORKSHOP
Tianjin Baosteel Group is committed to providing high-quality steel products and services to global customers.Our product includes sheet, coil, bar, pipe, angle steel, flat bar, square steel, channel steel and other metal products. There are rich grades of steel, including stainless steel, carbon steel, galvanized, coated, aluminum, and tinplate.

Factory Workshop

Factory Workshop

Factory Workshop

Factory Workshop

Factory Workshop

Factory Workshop
CUSTOMER VISIT
Tianjin Baosteel Group will always adhere to its original aspiration and provide one-stop procurement services for global steel projects to ensure that customers can purchase the most-effective steel products and bring sincere and thoughtful services to you.

APPLICATION AREAS
Our customers are distributed all over the country and involve a wide range of industries, such as automobiles, kitchen equipment, elevators, tableware, pressure vessels, metallurgical and chemical machinery, ships, electric heating equipment, and mechanical equipment.

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