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DX54D AS120 Steel Coil is a high-performance hot dip aluminized carbon steel coil, engineered to deliver exceptional durability, formability, and corrosion resistance for industrial and commercial applications. As a core product of GNEE STEEL, the DX54D AS120 Steel Coil combines the superior deep-drawing performance of DX54D steel grade with the protective AS120 aluminized coating, creating a versatile material that outperforms traditional steel coils in harsh environments.

The hot dip aluminizing process ensures uniform coating adhesion, while the DX54D base steel provides excellent ductility and mechanical strength, making DX54D AS120 Steel Coil the preferred choice for customers seeking reliability and long service life. Suitable for Gauge 20 (0.81mm) applications, this aluminized steel coil is compliant with international standards including EN 10346 and ASTM A463, guaranteeing consistent quality and performance across all batches.
Specifications of DX54D AS120 Steel Coil
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Item |
Specification |
Standard |
Value |
|---|---|---|---|
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Product Name |
DX54D AS120 Aluminized Carbon Hot Dip Aluminum Coated Steel Coil |
EN 10346, ASTM A463 |
DX54D AS120 Steel Coil |
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Steel Grade |
Base Steel Grade |
EN 10346 |
DX54D |
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Gauge |
Thickness (Gauge 20) |
ASTM A653 |
0.81mm (±0.03mm) |
|
Coating Type |
Hot Dip Aluminized Coating |
ASTM A463 |
AS120 (Al-Si Alloy, 120g/m² per side) |
|
Coating Composition |
Al-Si Alloy |
ASTM A463 |
Al: 86-89%, Si: 6.5-8.5%, Trace Fe |
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Width |
Coil Width |
Customizable |
600-1600mm (±0.8mm), Custom Sizes Available |
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Coil ID |
Inner Diameter |
Industry Standard |
508mm or 610mm (Customizable) |
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Mechanical Properties |
Yield Strength |
EN 10346 |
120-220 MPa |
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Mechanical Properties |
Tensile Strength |
EN 10346 |
260-350 MPa |
|
Mechanical Properties |
Elongation (Lo=80mm) |
EN 10346 |
≥36% |
|
Surface Finish |
Coating Surface |
Customizable |
Regular (R), Minimized Spangle (M), Bright Finish |
|
Certification |
Quality Certification |
International Standard |
ISO, SGS, BV |
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Application Temperature |
Maximum Service Temperature |
ASTM A463 |
Up to 650°C (Continuous), 800°C (Peak) |
Application Scenarios of DX54D AS120 Steel Coil
DX54D AS120 Steel Coil is a versatile material designed to meet the demands of various high-performance applications, leveraging its excellent corrosion resistance, thermal stability, and deep-drawing capability. Below are the core application scenarios where DX54D AS120 Steel Coil delivers optimal performance:
Household & Commercial Kitchen Equipment
Ideal for manufacturing deep-press baking pans, oven trays, and kitchen utensils. The AS120 aluminized coating provides high-temperature corrosion resistance (up to 450°C) and excellent thermal reflectivity, ensuring uniform heat distribution and easy cleaning, while the DX54D grade's deep-drawing performance allows for complex shapes without cracking or tearing.
Automotive Industry
Suitable for automotive exhaust systems, heat shields, and underbody components. The hot dip aluminized coating resists high temperatures and exhaust gas corrosion, while the DX54D steel's ductility enables easy forming into custom shapes, extending the service life of automotive parts in harsh operating environments.


Industrial & Construction
Widely used in industrial furnace linings, heat exchangers, and building roofing/sidewall panels. The material's resistance to oxidation and high temperatures (up to 650°C) makes it perfect for high-heat industrial settings, while its corrosion resistance ensures long-term durability in outdoor construction applications.
Food Processing Equipment
Compliant with food contact standards, DX54D AS120 Steel Coil is used for food conveyor belts, processing tanks, and storage containers. The non-toxic aluminized coating prevents contamination, while the material's durability withstands repeated cleaning and harsh food processing environments.

Key Advantages of DX54D AS120 Steel Coil
Superior High-Temperature Corrosion Resistance
The AS120 aluminized (Al-Si alloy) coating forms a dense, self-healing barrier against oxidation, corrosion, and scaling at high temperatures (up to 650°C continuous service). This barrier resists degradation from acids, fats, moisture, and repeated cleaning cycles, significantly extending the service life of products made with DX54D AS120 Steel Coil compared to traditional steel coils.
Exceptional Deep-Drawing Performance
As a DX54D grade steel coil, it offers outstanding ductility and elongation (≥36%), enabling deep drawing and complex cold forming without cracking or tearing. This makes DX54D AS120 Steel Coil ideal for manufacturing products with intricate shapes, such as custom kitchen utensils and automotive components, while maintaining structural integrity.
Cost-Effective Durability & Versatility
Combining the strength of carbon steel with the protective properties of aluminized coating, DX54D AS120 Steel Coil delivers long-term reliability at a competitive cost. It eliminates the need for frequent maintenance or replacement, reducing overall operational costs. Additionally, its compliance with international standards and customizable specifications make it suitable for a wide range of industrial, commercial, and automotive applications.
GNEE Partners

Frequently Asked Questions (FAQ)
1.What is the difference between DX54D AS120 Steel Coil and regular galvanized steel coils?
DX54D AS120 Steel Coil uses a hot dip aluminized (Al-Si alloy) coating, while regular galvanized coils use zinc coating. The AS120 coating provides superior high-temperature resistance (up to 650°C) and corrosion resistance, especially in harsh environments, compared to zinc coatings. Additionally, the DX54D grade offers better deep-drawing performance than most galvanized steel grades, making it more suitable for complex forming applications.
2.Can DX54D AS120 Steel Coil be customized to different sizes or specifications?
Yes, GNEE STEEL offers full customization for DX54D AS120 Steel Coil. We can adjust the thickness (beyond Gauge 20), width (600-1600mm or custom), coil ID, surface finish, and coating weight to meet your specific application requirements. All customized products still comply with EN 10346 and ASTM A463 standards to ensure quality and performance.
3.What is the maximum operating temperature for DX54D AS120 Steel Coil?
DX54D AS120 Steel Coil can withstand continuous service temperatures up to 650°C and peak temperatures up to 800°C. This makes it ideal for high-heat applications such as industrial furnaces, automotive exhaust systems, and kitchen equipment that require stable performance under extreme heat conditions.
4.Is DX54D AS120 Steel Coil suitable for outdoor applications?
Absolutely. The AS120 aluminized coating forms a protective oxide layer that resists atmospheric corrosion, moisture, and UV damage, making DX54D AS120 Steel Coil highly suitable for outdoor applications such as building roofing, sidewall panels, and outdoor industrial equipment. It maintains its durability and performance even in harsh outdoor environments for many years.
5.Does GNEE STEEL provide quality certification for DX54D AS120 Steel Coil?
Yes, all DX54D AS120 Steel Coil products from GNEE STEEL are certified by ISO, SGS, and BV, complying with international standards (EN 10346, ASTM A463). We also provide detailed test reports for each batch, including mechanical properties, coating thickness, and corrosion resistance, to ensure you receive high-quality, reliable products.
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GNEE STEEL GALVANIZED STEEL COIL |
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Standard |
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Grade |
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