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EN AC-44200 Aluminum vs. EN AC-51300 Aluminum

Both EN AC-44200 aluminum and EN AC-51300 aluminum are aluminum alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 88% of their average alloy composition in common.

For each property being compared, the top bar is EN AC-44200 aluminum and the bottom bar is EN AC-51300 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 60
65
Elastic (Young's, Tensile) Modulus, GPa 72
67
Elongation at Break, % 6.2
3.7
Fatigue Strength, MPa 63
78
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
25
Tensile Strength: Ultimate (UTS), MPa 180
190
Tensile Strength: Yield (Proof), MPa 86
110

Thermal Properties

Latent Heat of Fusion, J/g 570
400
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 590
640
Melting Onset (Solidus), °C 580
600
Specific Heat Capacity, J/kg-K 910
910
Thermal Conductivity, W/m-K 130
110
Thermal Expansion, µm/m-K 21
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
31
Electrical Conductivity: Equal Weight (Specific), % IACS 130
100

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.5
2.7
Embodied Carbon, kg CO2/kg material 7.7
9.1
Embodied Energy, MJ/kg 140
150
Embodied Water, L/kg 1050
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 9.1
6.1
Resilience: Unit (Modulus of Resilience), kJ/m3 51
87
Stiffness to Weight: Axial, points 16
14
Stiffness to Weight: Bending, points 55
51
Strength to Weight: Axial, points 20
20
Strength to Weight: Bending, points 28
28
Thermal Diffusivity, mm2/s 59
45
Thermal Shock Resistance, points 8.4
8.6

Alloy Composition

Aluminum (Al), % 85.2 to 89.5
91.4 to 95.5
Copper (Cu), % 0 to 0.050
0 to 0.1
Iron (Fe), % 0 to 0.55
0 to 0.55
Magnesium (Mg), % 0
4.5 to 6.5
Manganese (Mn), % 0 to 0.35
0 to 0.45
Silicon (Si), % 10.5 to 13.5
0 to 0.55
Titanium (Ti), % 0 to 0.15
0 to 0.2
Zinc (Zn), % 0 to 0.1
0 to 0.1
Residuals, % 0 to 0.15
0 to 0.15