5052 Alloy Aluminium Plate Manufacturer For Automotive Access Door
| Attribute | Value |
|---|---|
| Type | Aluminum plate |
| Alloy | 5052 |
| Temper | H32 |
| Surface | PVC film protection |
| Application | Automotive access door |
| Trade Terms | FOB CIF CNF EXW |
5052 is a non-heat-treatable aluminum-magnesium alloy (5xxx series) known for its excellent corrosion resistance, good formability, and weldability. It's widely used in marine, automotive, construction, and electronic applications.
Primary: Al (balance) + Mg (2.2-2.8%) + Cr (0.15-0.35%)
Low Cu/Fe content provides superior corrosion resistance compared to copper-containing alloys (e.g., 2024).
- ♦ Corrosion Resistance: Excellent saltwater/chemical resistance, ideal for underbody panels or wet climates.
- ♦ Formability: Moderate strength (O/H32 tempers) allows deep drawing and bending (e.g., curved panel edges).
- ♦ Weldability: Compatible with MIG/TIG welding; no post-weld heat treatment required (unlike 6xxx alloys).
- ♦ Weight: Density: 2.68 g/cm³ (~65% lighter than steel).
- ✅ Dent Resistance: H32/H34 tempers (YS: 180-230 MPa) withstand minor impacts.
- ✅ Surface Finish Options: Anodizing (aesthetic) or painting (color-matching).
- ✅ Cost-Effectiveness: More affordable than 6xxx (e.g., 6061) and 7xxx (e.g., 7075) series.
- ✅ Durability: Resists oil, detergents, and oxidation over long-term use.
| Alloy | Pros | Cons | Best For |
|---|---|---|---|
| 5052 | Corrosion/weld/cost balance | Lower strength than 6xxx/7xxx | High-volume access panels |
| 6061 | Higher strength (T6) | Requires heat treatment | Structural parts (non-door) |
| 3003 | Lower cost, more ductile | Low strength (dents easily) | Interior trim |
| 7075 | Ultra-high strength | Poor corrosion resistance | Racing/military vehicles |
Strength: 7075 > 6061 > 5052 > 3003
Corrosion Resistance: 5052 ≈ 3003 > 6061 > 7075
Cost: 7075 > 6061 > 5052 > 3003
Manufacturing Process: Bending, Welding
Specification: 800x1200mm, 42kg
Aluminum-made alloy plate is much lighter than iron, with good corrosion resistance while maintaining the same safety and crashworthiness as before, resulting in economic fuel consumption and minimum CO2 discharge.
- EVs: Tesla battery access covers (5052-H32 for lightweighting + rustproofing).
- Trucks: Volvo truck service panels (5052-H34 for dent resistance + weldability).
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