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C36500 Muntz Metal vs. 2018 Aluminum

C36500 Muntz Metal belongs to the copper alloys classification, while 2018 aluminum belongs to the aluminum alloys. There are 29 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 C36500 Muntz Metal and the bottom bar is 2018 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
73
Elongation at Break, % 40
9.6
Poisson's Ratio 0.3
0.33
Shear Modulus, GPa 39
27
Shear Strength, MPa 270
270
Tensile Strength: Ultimate (UTS), MPa 400
420
Tensile Strength: Yield (Proof), MPa 160
310

Thermal Properties

Latent Heat of Fusion, J/g 170
390
Maximum Temperature: Mechanical, °C 120
220
Melting Completion (Liquidus), °C 900
640
Melting Onset (Solidus), °C 890
510
Specific Heat Capacity, J/kg-K 390
870
Thermal Conductivity, W/m-K 120
150
Thermal Expansion, µm/m-K 21
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
40
Electrical Conductivity: Equal Weight (Specific), % IACS 32
120

Otherwise Unclassified Properties

Base Metal Price, % relative 23
11
Density, g/cm3 8.0
3.1
Embodied Carbon, kg CO2/kg material 2.7
8.1
Embodied Energy, MJ/kg 46
150
Embodied Water, L/kg 320
1130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
37
Resilience: Unit (Modulus of Resilience), kJ/m3 120
670
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 20
45
Strength to Weight: Axial, points 14
38
Strength to Weight: Bending, points 15
41
Thermal Diffusivity, mm2/s 40
57
Thermal Shock Resistance, points 13
19

Alloy Composition

Aluminum (Al), % 0
89.7 to 94.4
Chromium (Cr), % 0
0 to 0.1
Copper (Cu), % 58 to 61
3.5 to 4.5
Iron (Fe), % 0 to 0.15
0 to 1.0
Lead (Pb), % 0.25 to 0.7
0
Magnesium (Mg), % 0
0.45 to 0.9
Manganese (Mn), % 0
0 to 0.2
Nickel (Ni), % 0
1.7 to 2.3
Silicon (Si), % 0
0 to 0.9
Tin (Sn), % 0 to 0.25
0
Zinc (Zn), % 37.5 to 41.8
0 to 0.25
Residuals, % 0
0 to 0.15