DX54D Galvanized Steel
DX54D Galvanized Steel is a widely used hot-dip galvanized steel product designed for excellent cold forming performance and superior corrosion resistance. Classified under EN 10346 standard, DX54D galvanized steel is particularly suitable for deep drawing and complex forming applications, making it a preferred choice in automotive components, construction panels, and household appliance manufacturing.
DX54D is a low-carbon structural steel grade coated with zinc through the hot-dip galvanizing process. The zinc coating forms a protective barrier that prevents oxidation and corrosion, significantly extending the service life of the steel.
Key characteristics of DX54D Galvanized Steel include:
- Excellent deep drawing capability
- High surface quality
- Uniform zinc coating
- Strong corrosion resistance
- Stable mechanical properties
This steel grade is supplied mainly in galvanized steel sheets and galvanized steel coils, allowing flexibility for different fabrication and processing needs.
DX54D Galvanized Steel Chemical Composition (EN 10346)
| Element | Max (%) |
|---|---|
| Carbon (C) | 0.10 |
| Manganese (Mn) | 0.50 |
| Phosphorus (P) | 0.035 |
| Sulfur (S) | 0.035 |
| Aluminum (Al) | 0.02 – 0.07 |
Table 1: Chemical Composition of DX54D Galvanized Steel Sheet and Coil
This carefully controlled composition ensures superior formability and weldability, making DX54D ideal for precision manufacturing.
Mechanical Properties of DX54D Galvanized Steel
| Property | Typical Value |
|---|---|
| Yield Strength (MPa) | 120 – 220 |
| Tensile Strength (MPa) | 260 – 350 |
| Elongation (%) | ≥ 36 |
| r-value (plastic strain ratio) | ≥ 1.6 |
Table 2: Mechanical Properties of DX54D Galvanized Steel
These mechanical parameters highlight why DX54D galvanized steel sheet and coil is widely chosen for deep drawing and forming operations.
Zinc Coating Types and Thickness
| Zinc Coating Grade | Zinc Coating (g/m²) | Corrosion Resistance | Typical Applications | Remarks |
| Z30 | 30 | Very low | Indoor parts, home appliance inner panels, ventilation ducts | Not suitable for outdoor use |
| Z60 | 60 |
Low |
Indoor structures, temporary facilities | Low cost |
| Z80 | 80 | Medium | Light steel structures, base metal for PPGI | Good cost performance |
| Z100 | 100 | Medium | PPGI, fencing, general construction
|
Common export grade |
| Z120 | 120 | Medium-High |
|
Longer service life |
| Z140 | 140 | Medium-High | Industrial buildings, agricultural facilities | Suitable for outdoor use |
| Z180 | 180 | High | Long-term outdoor structures, equipment housings
|
Recommended for outdoor use |
| Z200 | 200 | Very high | Humid environments, heavy structures
|
Higher cost |
| Z275 | 275 | Excellent
|
Coastal areas, solar mounting systems, high-corrosion environments | High standard |
DX54D Galvanized Steel vs Other Galvanized Grades
Compared to DX51D or DX52D, DX54D offers:
- Higher elongation
- Better deep drawing performance
- Lower cracking risk during forming
This advantage is crucial for high-precision manufacturing industries.
When sourcing DX54D Galvanized Steel Sheet and Coil, choosing a reliable supplier is essential. GNEE STEEL, founded in 2008, has become a trusted global steel supplier with:
8000+ cooperative clients
160+ exporting countries
200+ professional employees
GNEE STEEL provides strict quality control, stable delivery schedules, and customized solutions for DX54D galvanized steel products, making it an ideal partner for long-term cooperation.
| Grade | Yield Strength/Mpa | Tensile Strength/Mpa | Elongation/% |
| DX51D+Z | ≤360 | ≤440 | ≥20 |
| Dx52D+Z | ≤260 | 330-390 | ≥28 |
| DX53D+Z | ≤200 | 270-320 | ≥38 |
| DX54D+Z | ≤180 | 270-310 | ≥40 |
| S250GD+Z | ≥250 | ≥330 | ≥19 |
| S350GD+Z | ≥350 | ≥420 | ≥16 |
| S450GD+Z | ≥450 | ≥510 | ≥14 |
| S550GD+Z | ≥550 | ≥560 | / |
