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What is DX53D Steel?
EN 10346 DX53D steel is a high-quality non-alloy cold-forming steel grade defined by the European EN 10346 standard, specifically designed for deep drawing and complex forming operations.
The designation "DX53D" has clear technical implications: "D" indicates deep-drawing suitability, "X" means no specified strength level (ensuring high ductility), "53" denotes a superior deep-drawing grade (more formable than DX51D and DX52D), and the second "D" signifies hot-dip galvanization. DX53D steel is a low-carbon aluminum-killed steel, featuring excellent weldability, stable coating adhesion, and the ability to be shaped into complex forms without cracking or surface damage-making it a top choice for demanding applications requiring both formability and corrosion resistance.
GNEE STEEL's DX53D galvanized steel sheet is produced in strict compliance with EN 10346 standards, with material numbers 1.0355 (base steel) and 1.0952 (galvanized condition) for global traceability and quality consistency.
DX53D Steel Equivalent Grades
DX53D steel has established equivalent grades across major international standards, ensuring compatibility and interchangeability in global projects. GNEE STEEL provides DX53D galvanized steel sheet with equivalents that meet regional standards, facilitating seamless integration into various applications. Below is the detailed equivalent grade table for DX53D steel:
|
Standard |
Equivalent Grade |
Notes |
|---|---|---|
|
European EN 10346 |
DX53D + Z (Z180), 1.0951, 1.0355 |
Base grade, material numbers for identification |
|
Chinese GB/T 2518-2008 |
DX53D + Z |
Direct equivalent for cold-forming galvanized steel |
|
Japanese JIS G 3302-2005 |
SGCD2 |
Matching deep-drawing and galvanization properties |
|
American ASTM A653M |
FS Type A, FS Type B |
Equivalent for hot-dip galvanized deep-drawing steel |
|
German DIN 17162 |
DX53D + Z |
Compliant with German cold-forming steel standards |
Applications of DX53D Galvanized Steel Sheet
Automotive Industry
Ideal for deep-drawn automotive components such as fuel tanks, oil pans, inner door panels, complex structural brackets, mufflers, and truck boxes. The high formability of DX53D and corrosion resistance of Z180 coating ensure long service life in harsh automotive environments.
Home Appliances
Used in the production of deep-drawn components like washing machine tubs, refrigerator casings, air conditioning units, microwave oven frames, and electrical cabinets. The smooth surface finish and stable forming performance make it suitable for appliance exterior and interior parts.
Construction Industry
Applied in roofing, wall cladding, garage panels, prefabricated houses, and pipelines. The Z180 galvanized coating provides long-term corrosion protection-up to 50 years in suburban environments and 20 years in urban/offshore areas-reducing maintenance costs.
Industrial & Agricultural Equipment
Suitable for agricultural greenhouses, barns, livestock housing, HVAC ducts, and industrial machinery casings. The coating's toughness withstands mechanical damage during transportation and installation, while the deep-drawing capability accommodates complex component designs.
DX53D Galvanized Steel Coil Chemical Composition
| Element | Maximum Content (%) |
| Carbon (C) | 0.12 |
| Silicon (Si) | 0.5 |
| Manganese (Mn) | 0.6 |
| Phosphorus (P) | 0.1 |
| Sulfur (S) | 0.045 |
| Titanium (Ti) | 0.3 |
This low-carbon composition ensures the DX53D base steel can undergo deep drawing and complex forming without cracking, while the Z180 galvanized coating forms a metallurgical bond with the steel for reliable corrosion protection.
DX53D Galvanized Steel Coil Mecahmical Properties
GNEE STEEL's EN 10346 DX53D galvanized steel sheet features stable mechanical properties, optimized for deep drawing and heavy forming operations. All properties comply with EN 10346 standards, with the following typical values (transverse direction):
| Property | Value |
| Tensile Strength (Rm) | 270 – 380 MPa |
| Yield Strength (Re) / (Rp0.2) | 140 – 260 MPa |
| Minimum Elongation (A80) | ≥ 30% |
For thinner DX53D galvanized steel sheets, the minimum elongation values decrease as the thickness reduces. The adjustments are as follows:
0.5mm < t ≤ 0.7mm → Min elongation is 2% lower than the table value.
0.35mm < t ≤ 0.5mm → Min elongation is 4% lower than the table value.
t ≤ 0.35mm → Min elongation is 7% lower than the table value.
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FAQ
Q1: What is the difference between DX53D and DX51D/DX52D galvanized steel sheets?
A1: The key difference lies in formability. DX53D is a deep-drawing grade with higher elongation (≥30%) and superior formability compared to DX51D (commercial grade, elongation ≥22%) and DX52D (forming grade, elongation ≥26%). DX53D is designed for complex deep-drawing operations, while DX51D/DX52D are suitable for simple bending and profiling. GNEE STEEL's DX53D Z180 sheet also features a more uniform surface finish, making it ideal for painting and coating applications.
Q2: What is the service life of EN 10346 DX53D galvanized steel sheet?
A2: The service life depends on the environment. In suburban areas, the Z180 galvanized coating provides maintenance-free service for over 50 years; in urban or offshore areas (high humidity/salt exposure), it lasts 20 years without repairs. The metallurgical bond between the zinc coating and steel substrate ensures the coating is tough and resistant to mechanical damage, further extending service life.
Q3: Can DX53D galvanized steel sheet be welded and painted?
A3: Yes. The low-carbon composition of DX53D steel ensures excellent weldability, compatible with common welding methods (MIG, TIG, spot welding). The Z180 galvanized coating also has good paint adhesion-simply clean the surface to remove oil/dust before painting to achieve a durable finish. GNEE STEEL can provide pre-treated sheets for direct painting if required.
Q4: What specifications does GNEE STEEL offer for DX53D galvanized steel sheet?
A4: We offer flexible specifications to meet diverse needs: Thickness: 0.30 – 3.00mm; Width: 600 – 1500mm (customizable up to 3500mm); Length: 1000 – 6000mm (customizable); Surface Finish: Regular spangle, minimized spangle, zero spangle; Coating: Z180 (standard), with Z60, Z100, Z275 options available. All products can be customized to your project requirements.
Q5: Why choose GNEE STEEL as your DX53D galvanized steel supplier?
A5: GNEE STEEL is a trusted supplier with strict adherence to EN 10346 standards, ensuring 100% compliance with chemical and mechanical properties. We offer competitive pricing, stable supply capacity, global shipping, and professional technical support. Our DX53D galvanized steel sheets are ISO-certified, with full traceability (material numbers 1.0355/1.0952) and consistent quality across batches-making us the preferred choice for global customers.
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