DX52D Steel Grades
High-Performance Galvanized Steel for Superior Formability and Corrosion Resistance
- Technical Support
DX52D Steel Technical Specifications & Applications
DX52D is a low-carbon, hot-dip galvanized steel grade compliant with EN 10346, offering excellent formability and corrosion resistance. With a tensile strength of 270–420 MPa and elongation ≥26%, it is ideal for applications requiring deep drawing and complex forming. Commonly used in construction, automotive, and appliance industries, DX52D provides reliable performance in environments with moderate exposure to moisture and corrosive elements. Manufactured under stringent quality controls, DX52D meets international standards, ensuring consistent quality and durability.
Table of Contents
1. Typical Uses & Selection Guidance
- Structural Applications DX52D is a low-carbon hot-dip galvanized steel grade compliant with EN 10346, combining excellent formability and corrosion resistance. It is widely used in construction, automotive, and appliance industries for roofing, wall cladding, and structural framing.
- Corrosion Protection The zinc coating on DX52D provides reliable corrosion resistance in environments with moderate moisture and exposure, extending the lifespan of gutters, panels, and general building components.
- Forming Advantages DX52D offers superior cold-forming properties, enabling efficient bending, cutting, stamping, and roll-forming. Its high ductility allows shaping into complex profiles without compromising structural integrity. Manufactured under strict quality controls, DX52D meets international standards, ensuring consistent performance in galvanized and structural steel applications. As a key product of Hengze Steel Group, DX52D is trusted worldwide for high-performance, durable galvanized structural steel solutions.
2. Technical Specifications Table
1. Chemical Composition Requirements (Maximum %)
| Steel Grade | Carbon (C) | Manganese (Mn) | Phosphorus (P) | Sulfur (S) | Silicon (Si) | Titanium (Ti) |
|---|---|---|---|---|---|---|
| DX52D | ≤ 0.12% | ≤ 0.60% | ≤ 0.10% | ≤ 0.045% | ≤ 0.50% | ≤ 0.30% |
2. Mechanical Property Requirements (Maximum Values)
| Steel Grade | Min. Yield Strength (MPa) | Min. Tensile Strength (MPa) | Min. Elongation (%) Lo=80mm | Bend Angle (°) | Mandrel Diameter (× Thickness t) |
|---|---|---|---|---|---|
| DX52D | 140–300 | 270–420 | ≥26 | 180° | 6t |
3. Coating Adhesion (180° Bend Test) Requirements
| Coating Class | Mandrel Diameter (× Thickness t) |
|---|---|
| Z100, Z200 | 1t |
| Z275, Z350, Z450, AZ150, AZ200, AM100, AM125, AM150, AM175, AM200, AM225 | 2t |
| Z600 | 3t |
4. Applicable Hot-Dip Metallic Coating Types
| Coating Class | Composition (%) | Key Features |
|---|---|---|
| Z (Zinc) | ≥99% Zinc | Basic corrosion protection; suitable for general use. |
| ZA (Zinc-Aluminium) | 95% Zn, 5% Al | Improved corrosion resistance over pure zinc. |
| ZF (Zinc-Iron) | Zinc with iron alloy | Enhanced hardness and wear resistance. |
| ZM (Zinc-Magnesium) | Zn with 2–4% Mg, 5–13% Al | Superior corrosion resistance in harsh environments. |
| AZ (Aluminium-Zinc) | 55% Al, 43.5% Zn, 1.5% Si | Excellent corrosion resistance and heat reflectivity. |
| AM (Aluminium-Magnesium) | Al with Mg alloy | High corrosion resistance; suitable for high-temperature applications. |
3. DX52D vs DX53D — What’s the Difference?
| Property | DX52D Steel Grade | DX53D Steel Grade |
|---|---|---|
| Yield Strength | 140–300 MPa | 140–260 MPa |
| Tensile Strength | 270–420 MPa | 270–380 MPa |
| Elongation (80mm) | ≥26% | ≥30% |
| Bendability | 180° with 6t mandrel | 180° with 6t mandrel |
DX52D Steel FAQ：
DX52D is a low-carbon, cold-rolled, hot-dip galvanized steel grade compliant with EN 10346. It offers excellent cold-forming performance for stamping, drawing, and roll-forming processes. Its zinc coating provides reliable corrosion protection, making it ideal for automotive, construction, and appliance applications.
DX52D has a yield strength of 140–300 MPa and tensile strength of 270–420 MPa. Its minimum elongation is ≥26% (Lo=80mm), ensuring high ductility and suitability for complex forming operations.
DX52D is widely used in:
Automotive: Body panels, structural components
Construction: Roofing, wall cladding, building frames
Home Appliances: Refrigerators, washing machines, microwaves
Agricultural Equipment: Machinery parts and storage solutions
Its combination of formability and corrosion resistance ensures reliable performance in these applications.
Compared to DX51D, DX52D offers higher tensile strength and elongation, making it better suited for deep drawing and complex shaping. For even higher formability, grades like DX53D or DX54D may be considered.
