5xxx · Al-Mg · ASTM B209 / EN AW-5052
5052-H32 Aluminum
Magnesium alloy with excellent corrosion resistance. Density ~2.68 g/cm³ — lighter than the 2.70 rule of thumb.
Density
2.68 g/cm³
2680 kg/m³
Yield (Rp0.2)
165 MPa
typical
Tensile (Rm)
215 MPa
typical
Elongation
12%
A
Modulus E
70 GPa
elastic
Hardness
60 HB
H32
α thermal
23.8×10⁻⁶/K
expansion
k thermal
138 W/m·K
conductivity
Density vs the 2.70 myth
True density for 5052-H32 Aluminum is 2.68 g/cm³. Using 2.70 introduces a -0.74% mass error.
1 m² × 10 mm plate (correct ρ)
26.80 kg
Same plate if ρ = 2.70
27.00 kg
Weldability
Excellent
Machinability
Fair
Corrosion resistance
Excellent
Typical applications
- • Marine sheet
- • Fuel tanks
- • Pressure vessels
Engineering pitfalls
- • Work hardening can affect formability on tight radii
Compare & related
Values are typical handbook figures for the stated temper (H32) and are intended for preliminary engineering. Production design must use certified material data and applicable design codes. Standard reference: ASTM B209 / EN AW-5052.