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A380.0 Aluminum vs. C28500 Muntz Metal

A380.0 aluminum belongs to the aluminum alloys classification, while C28500 Muntz Metal belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.

For each property being compared, the top bar is A380.0 aluminum and the bottom bar is C28500 Muntz Metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 73
100
Elongation at Break, % 3.3
20
Poisson's Ratio 0.33
0.3
Shear Modulus, GPa 27
40
Shear Strength, MPa 190
320
Tensile Strength: Ultimate (UTS), MPa 290
520
Tensile Strength: Yield (Proof), MPa 160
380

Thermal Properties

Latent Heat of Fusion, J/g 510
170
Maximum Temperature: Mechanical, °C 170
110
Melting Completion (Liquidus), °C 590
900
Melting Onset (Solidus), °C 550
890
Specific Heat Capacity, J/kg-K 870
390
Thermal Conductivity, W/m-K 96
100
Thermal Expansion, µm/m-K 22
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
29
Electrical Conductivity: Equal Weight (Specific), % IACS 78
33

Otherwise Unclassified Properties

Base Metal Price, % relative 11
22
Density, g/cm3 2.9
7.9
Embodied Carbon, kg CO2/kg material 7.5
2.7
Embodied Energy, MJ/kg 140
46
Embodied Water, L/kg 1040
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 8.3
94
Resilience: Unit (Modulus of Resilience), kJ/m3 180
700
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 48
20
Strength to Weight: Axial, points 28
18
Strength to Weight: Bending, points 34
18
Thermal Diffusivity, mm2/s 38
33
Thermal Shock Resistance, points 13
17

Alloy Composition

Aluminum (Al), % 80.3 to 89.5
0
Copper (Cu), % 3.0 to 4.0
57 to 59
Iron (Fe), % 0 to 1.3
0 to 0.35
Lead (Pb), % 0
0 to 0.25
Magnesium (Mg), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 0 to 0.5
0
Silicon (Si), % 7.5 to 9.5
0
Tin (Sn), % 0 to 0.35
0
Zinc (Zn), % 0 to 3.0
39.5 to 43
Residuals, % 0
0 to 0.9