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C28500 Muntz Metal vs. 2618A Aluminum

C28500 Muntz Metal belongs to the copper alloys classification, while 2618A aluminum belongs to the aluminum alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, 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 2618A aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
72
Elongation at Break, % 20
4.5
Poisson's Ratio 0.3
0.33
Shear Modulus, GPa 40
27
Shear Strength, MPa 320
260
Tensile Strength: Ultimate (UTS), MPa 520
440
Tensile Strength: Yield (Proof), MPa 380
410

Thermal Properties

Latent Heat of Fusion, J/g 170
390
Maximum Temperature: Mechanical, °C 110
230
Melting Completion (Liquidus), °C 900
670
Melting Onset (Solidus), °C 890
560
Specific Heat Capacity, J/kg-K 390
880
Thermal Conductivity, W/m-K 100
150
Thermal Expansion, µm/m-K 21
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29
37
Electrical Conductivity: Equal Weight (Specific), % IACS 33
110

Otherwise Unclassified Properties

Base Metal Price, % relative 22
11
Density, g/cm3 7.9
3.0
Embodied Carbon, kg CO2/kg material 2.7
8.4
Embodied Energy, MJ/kg 46
150
Embodied Water, L/kg 320
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 94
19
Resilience: Unit (Modulus of Resilience), kJ/m3 700
1180
Stiffness to Weight: Axial, points 7.3
13
Stiffness to Weight: Bending, points 20
47
Strength to Weight: Axial, points 18
41
Strength to Weight: Bending, points 18
44
Thermal Diffusivity, mm2/s 33
59
Thermal Shock Resistance, points 17
19

Alloy Composition

Aluminum (Al), % 0
91.5 to 95.2
Copper (Cu), % 57 to 59
1.8 to 2.7
Iron (Fe), % 0 to 0.35
0.9 to 1.4
Lead (Pb), % 0 to 0.25
0
Magnesium (Mg), % 0
1.2 to 1.8
Manganese (Mn), % 0
0 to 0.25
Nickel (Ni), % 0
0.8 to 1.4
Silicon (Si), % 0
0.15 to 0.25
Titanium (Ti), % 0
0 to 0.2
Zinc (Zn), % 39.5 to 43
0 to 0.15
Zirconium (Zr), % 0
0 to 0.25
Residuals, % 0
0 to 0.15