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C28500 Muntz Metal vs. B390.0 Aluminum

C28500 Muntz Metal belongs to the copper alloys classification, while B390.0 aluminum belongs to the aluminum alloys. There are 28 material properties with values for both materials. Properties with values for just one material (3, 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 C28500 Muntz Metal and the bottom bar is B390.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
76
Elongation at Break, % 20
0.88
Poisson's Ratio 0.3
0.33
Shear Modulus, GPa 40
29
Tensile Strength: Ultimate (UTS), MPa 520
320
Tensile Strength: Yield (Proof), MPa 380
250

Thermal Properties

Latent Heat of Fusion, J/g 170
640
Maximum Temperature: Mechanical, °C 110
170
Melting Completion (Liquidus), °C 900
580
Melting Onset (Solidus), °C 890
580
Specific Heat Capacity, J/kg-K 390
880
Thermal Conductivity, W/m-K 100
130
Thermal Expansion, µm/m-K 21
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29
27
Electrical Conductivity: Equal Weight (Specific), % IACS 33
88

Otherwise Unclassified Properties

Base Metal Price, % relative 22
11
Density, g/cm3 7.9
2.8
Embodied Carbon, kg CO2/kg material 2.7
7.3
Embodied Energy, MJ/kg 46
130
Embodied Water, L/kg 320
940

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 94
2.6
Resilience: Unit (Modulus of Resilience), kJ/m3 700
410
Stiffness to Weight: Axial, points 7.3
15
Stiffness to Weight: Bending, points 20
51
Strength to Weight: Axial, points 18
32
Strength to Weight: Bending, points 18
38
Thermal Diffusivity, mm2/s 33
55
Thermal Shock Resistance, points 17
15

Alloy Composition

Aluminum (Al), % 0
72.7 to 79.6
Copper (Cu), % 57 to 59
4.0 to 5.0
Iron (Fe), % 0 to 0.35
0 to 1.3
Lead (Pb), % 0 to 0.25
0
Magnesium (Mg), % 0
0.45 to 0.65
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0
0 to 0.1
Silicon (Si), % 0
16 to 18
Titanium (Ti), % 0
0 to 0.1
Zinc (Zn), % 39.5 to 43
0 to 1.5
Residuals, % 0
0 to 0.2