NEWS
The automotive industry is undergoing rapid technological transformation, driven by lightweight design, safety improvements, and corrosion resistance requirements. In this evolving environment, DX54D galvanized steel has become one of the most reliable materials for modern vehicle body production.
As global automakers increase production of fuel-efficient and electric vehicles, body structures are becoming more complex and demanding. Manufacturers require steel that offers excellent formability for deep drawing, precise stamping stability, and long-term corrosion protection. DX54D galvanized steel sheet and DX54D galvanized steel coil meet these technical demands while maintaining cost efficiency and production reliability.
DX54D's metallurgical structure allows the steel to be shaped into intricate geometries such as door skins, roof panels, hoods, quarter panels, reinforcement frames, and underbody components. This capability significantly reduces defect rates during forming and increases production line stability.
Typical DX54D Galvanized Steel Specifications for Automotive
| Item | Value |
|---|---|
| Grade | DX54D |
| Standard | EN 10346 |
| Thickness | 0.50 – 2.0 mm |
| Width | 700 – 1500 mm |
| Coating Weight | Z100 – Z275 |
| Elongation | ≥ 36% |
| Yield Strength | ≤ 120 MPa |
| Surface | Zero Spangle / Minimized Spangle |
| Surface Treatment | Passivated / Oiled / Anti-fingerprint |
Performance Advantages in Vehicle Structures
DX54D galvanized steel offers outstanding elongation and low yield strength, allowing steel to flow evenly during forming operations. This minimizes cracking, wrinkling, and surface imperfections. Its zinc coating forms a sacrificial barrier that protects steel substrates from corrosion, ensuring long service life even under harsh driving conditions.
The smooth surface of DX54D also enhances paint adhesion, improving exterior appearance and coating durability - critical for modern vehicle aesthetics.
By reducing scrap rates and improving stamping consistency, DX54D galvanized steel significantly lowers manufacturing costs. Production downtime caused by material defects is minimized, allowing automotive factories to operate at higher output levels.
With global vehicle production continuing to rise and electrification accelerating, demand for DX54D galvanized steel coil in the automotive sector is expected to remain strong. Manufacturers adopting DX54D benefit from improved performance, reduced lifecycle costs, and enhanced market competitiveness.
|
Standard |
Grade |
C |
Si |
Mn |
P |
S |
Ti |
|
Forcold Forming Chinese Standard |
DX51D+Z |
0.12 |
0.50 |
0.60 |
0.100 |
0.045 |
0.30 |
|
DX52D+Z |
0.12 |
0.50 |
0.60 |
0.100 |
0.045 |
0.30 |
|
|
DX53D+Z |
0.12 |
0.50 |
0.60 |
0.100 |
0.045 |
0.30 |
|
|
DX54D+Z |
0.12 |
0.50 |
0.60 |
0.100 |
0.045 |
0.30 |
|
|
DX56D+Z |
0.12 |
0.50 |
0.60 |
0.100 |
0.045 |
0.30 |
|
|
DX57D+Z |
0.12 |
0.50 |
0.60 |
0.100 |
0.045 |
0.30 |
|
|
Forcold Forming Japanese Standard |
SGCC |
0.15 |
0.50 |
0.80 |
0.050 |
0.030 |
0.025 |
|
SGCD1 |
0.12 |
0.50 |
0.60 |
0.040 |
0.030 |
0.025 |
|
|
SGCD3 |
0.08 |
0.50 |
0.45 |
0.030 |
0.030 |
0.025 |
|
|
SGCD4 |
0.06 |
0.50 |
0.45 |
0.030 |
0.030 |
0.025 |
|
|
For Structure Japanese Standard |
SGC340 |
0.25 |
0.50 |
1.70 |
0.200 |
0.035 |
0.025 |
|
SGC400 |
0.25 |
0.50 |
1.70 |
0.200 |
0.035 |
0.150 |
|
|
SGC490 |
0.30 |
0.50 |
2.00 |
0.200 |
0.035 |
0.025 |
|
|
SGC510 |
0.30 |
0.50 |
2.50 |
0.200 |
0.035 |
0.025 |
|
|
For Structure AISI Standard |
S220GD+Z |
0.20 |
0.60 |
0.70 |
0.100 |
0.045 |
0.025 |
|
S250GD+Z |
0.20 |
0.60 |
0.70 |
0.100 |
0.045 |
0.025 |
|
|
S280GD+Z |
0.20 |
0.60 |
0.70 |
0.100 |
0.045 |
0.025 |
|
|
S320GD+Z |
0.20 |
0.60 |
0.70 |
0.100 |
0.045 |
0.025 |
|
|
S350GD+Z |
0.20 |
0.60 |
0.70 |
0.100 |
0.045 |
0.150 |
|
|
S550GD+Z |
0.20 |
0.60 |
0.70 |
0.100 |
0.045 |
0.150 |
- Material Comparison
|
Chinese Standard |
Japan Standard |
European Standard |
|
DX51D Z/DC51D Z (CR) |
SGCC |
DX51D Z |
|
DX52D Z/DC52D Z |
SGCD1 |
DX52D With |
|
DX53D Z/DC53D Z/DX54D Z/DC54D Z |
SGCD2/SGCD3 |
DX53D Z/DX54D Z |
|
S220/250/280/320/350/550GD Z |
SGC340/400/440/490/570 |
S220/250/280/320/350GD Z |
|
DX51D Z/DD51D Z (HR) |
SGHC |
DX51D Z |
