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EN AC-45000 Aluminum vs. EN AC-44300 Aluminum

Both EN AC-45000 aluminum and EN AC-44300 aluminum are aluminum alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have a moderately high 94% of their average alloy composition in common.

For each property being compared, the top bar is EN AC-45000 aluminum and the bottom bar is EN AC-44300 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 77
68
Elastic (Young's, Tensile) Modulus, GPa 73
72
Elongation at Break, % 1.1
1.1
Fatigue Strength, MPa 75
100
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
27
Tensile Strength: Ultimate (UTS), MPa 180
270
Tensile Strength: Yield (Proof), MPa 110
150

Thermal Properties

Latent Heat of Fusion, J/g 470
570
Maximum Temperature: Mechanical, °C 180
170
Melting Completion (Liquidus), °C 640
590
Melting Onset (Solidus), °C 520
580
Specific Heat Capacity, J/kg-K 870
900
Thermal Conductivity, W/m-K 120
130
Thermal Expansion, µm/m-K 22
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
33
Electrical Conductivity: Equal Weight (Specific), % IACS 81
120

Otherwise Unclassified Properties

Base Metal Price, % relative 11
9.5
Density, g/cm3 3.0
2.5
Embodied Carbon, kg CO2/kg material 7.7
7.7
Embodied Energy, MJ/kg 140
140
Embodied Water, L/kg 1070
1050

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 1.7
2.6
Resilience: Unit (Modulus of Resilience), kJ/m3 80
150
Stiffness to Weight: Axial, points 14
16
Stiffness to Weight: Bending, points 47
55
Strength to Weight: Axial, points 17
29
Strength to Weight: Bending, points 24
36
Thermal Diffusivity, mm2/s 47
58
Thermal Shock Resistance, points 8.0
13

Alloy Composition


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Aluminum (Al), % 82.2 to 91.8
84.3 to 89.5
Chromium (Cr), % 0 to 0.15
0
Copper (Cu), % 3.0 to 5.0
0 to 0.1
Iron (Fe), % 0 to 1.0
0 to 1.0
Lead (Pb), % 0 to 0.3
0
Magnesium (Mg), % 0 to 0.55
0
Manganese (Mn), % 0.2 to 0.65
0 to 0.55
Nickel (Ni), % 0 to 0.45
0
Silicon (Si), % 5.0 to 7.0
10.5 to 13.5
Tin (Sn), % 0 to 0.15
0
Titanium (Ti), % 0 to 0.25
0 to 0.15
Zinc (Zn), % 0 to 2.0
0 to 0.15
Residuals, % 0 to 0.35
0 to 0.25