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6066 Aluminum vs. C28500 Muntz Metal

6066 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 (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 6066 aluminum and the bottom bar is C28500 Muntz Metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
100
Elongation at Break, % 7.8 to 17
20
Poisson's Ratio 0.33
0.3
Shear Modulus, GPa 26
40
Shear Strength, MPa 95 to 240
320
Tensile Strength: Ultimate (UTS), MPa 160 to 400
520
Tensile Strength: Yield (Proof), MPa 93 to 360
380

Thermal Properties

Latent Heat of Fusion, J/g 410
170
Maximum Temperature: Mechanical, °C 170
110
Melting Completion (Liquidus), °C 650
900
Melting Onset (Solidus), °C 560
890
Specific Heat Capacity, J/kg-K 890
390
Thermal Conductivity, W/m-K 150
100
Thermal Expansion, µm/m-K 23
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40
29
Electrical Conductivity: Equal Weight (Specific), % IACS 130
33

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
22
Density, g/cm3 2.8
7.9
Embodied Carbon, kg CO2/kg material 8.3
2.7
Embodied Energy, MJ/kg 150
46
Embodied Water, L/kg 1160
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 23 to 52
94
Resilience: Unit (Modulus of Resilience), kJ/m3 61 to 920
700
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 49
20
Strength to Weight: Axial, points 16 to 39
18
Strength to Weight: Bending, points 23 to 43
18
Thermal Diffusivity, mm2/s 61
33
Thermal Shock Resistance, points 6.9 to 17
17

Alloy Composition

Aluminum (Al), % 93 to 97
0
Chromium (Cr), % 0 to 0.4
0
Copper (Cu), % 0.7 to 1.2
57 to 59
Iron (Fe), % 0 to 0.5
0 to 0.35
Lead (Pb), % 0
0 to 0.25
Magnesium (Mg), % 0.8 to 1.4
0
Manganese (Mn), % 0.6 to 1.1
0
Silicon (Si), % 0.9 to 1.8
0
Titanium (Ti), % 0 to 0.2
0
Zinc (Zn), % 0 to 0.25
39.5 to 43
Residuals, % 0
0 to 0.9