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EN AC-51300 Aluminum vs. 8021 Aluminum

Both EN AC-51300 aluminum and 8021 aluminum are aluminum alloys. They have a moderately high 94% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN AC-51300 aluminum and the bottom bar is 8021 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 67
70
Elongation at Break, % 3.7
2.3
Fatigue Strength, MPa 78
61
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 25
26
Tensile Strength: Ultimate (UTS), MPa 190
160
Tensile Strength: Yield (Proof), MPa 110
130

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 640
650
Melting Onset (Solidus), °C 600
640
Specific Heat Capacity, J/kg-K 910
900
Thermal Conductivity, W/m-K 110
220
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 31
56
Electrical Conductivity: Equal Weight (Specific), % IACS 100
180

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.0
Density, g/cm3 2.7
2.8
Embodied Carbon, kg CO2/kg material 9.1
8.1
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.1
3.4
Resilience: Unit (Modulus of Resilience), kJ/m3 87
130
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 51
49
Strength to Weight: Axial, points 20
16
Strength to Weight: Bending, points 28
23
Thermal Diffusivity, mm2/s 45
88
Thermal Shock Resistance, points 8.6
7.0

Alloy Composition

Aluminum (Al), % 91.4 to 95.5
98 to 98.8
Copper (Cu), % 0 to 0.1
0 to 0.050
Iron (Fe), % 0 to 0.55
1.2 to 1.7
Magnesium (Mg), % 4.5 to 6.5
0
Manganese (Mn), % 0 to 0.45
0
Silicon (Si), % 0 to 0.55
0 to 0.15
Titanium (Ti), % 0 to 0.2
0
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0 to 0.15
0 to 0.15