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EN AC-51300 Aluminum vs. EN AC-43500 Aluminum

Both EN AC-51300 aluminum and EN AC-43500 aluminum are aluminum alloys. They have 90% of their average alloy composition in common.

For each property being compared, the top bar is EN AC-51300 aluminum and the bottom bar is EN AC-43500 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 65
68 to 91
Elastic (Young's, Tensile) Modulus, GPa 67
72
Elongation at Break, % 3.7
4.5 to 13
Fatigue Strength, MPa 78
62 to 100
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 25
27
Tensile Strength: Ultimate (UTS), MPa 190
220 to 300
Tensile Strength: Yield (Proof), MPa 110
140 to 170

Thermal Properties

Latent Heat of Fusion, J/g 400
550
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 640
600
Melting Onset (Solidus), °C 600
590
Specific Heat Capacity, J/kg-K 910
900
Thermal Conductivity, W/m-K 110
140
Thermal Expansion, µm/m-K 24
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 31
38
Electrical Conductivity: Equal Weight (Specific), % IACS 100
130

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.7
2.6
Embodied Carbon, kg CO2/kg material 9.1
7.8
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1070

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.1
12 to 26
Resilience: Unit (Modulus of Resilience), kJ/m3 87
130 to 200
Stiffness to Weight: Axial, points 14
16
Stiffness to Weight: Bending, points 51
54
Strength to Weight: Axial, points 20
24 to 33
Strength to Weight: Bending, points 28
32 to 39
Thermal Diffusivity, mm2/s 45
60
Thermal Shock Resistance, points 8.6
10 to 14

Alloy Composition

Aluminum (Al), % 91.4 to 95.5
86.4 to 90.5
Copper (Cu), % 0 to 0.1
0 to 0.050
Iron (Fe), % 0 to 0.55
0 to 0.25
Magnesium (Mg), % 4.5 to 6.5
0.1 to 0.6
Manganese (Mn), % 0 to 0.45
0.4 to 0.8
Silicon (Si), % 0 to 0.55
9.0 to 11.5
Titanium (Ti), % 0 to 0.2
0 to 0.2
Zinc (Zn), % 0 to 0.1
0 to 0.070
Residuals, % 0 to 0.15
0 to 0.15