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A390.0 Aluminum vs. CR014A Copper

A390.0 aluminum belongs to the aluminum alloys classification, while CR014A copper belongs to the copper alloys. There are 28 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 A390.0 aluminum and the bottom bar is CR014A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 75
120
Elongation at Break, % 0.87 to 0.91
15
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 28
43
Tensile Strength: Ultimate (UTS), MPa 190 to 290
230
Tensile Strength: Yield (Proof), MPa 190 to 290
140

Thermal Properties

Latent Heat of Fusion, J/g 640
210
Maximum Temperature: Mechanical, °C 170
200
Melting Completion (Liquidus), °C 580
1090
Melting Onset (Solidus), °C 480
1040
Specific Heat Capacity, J/kg-K 880
390
Thermal Conductivity, W/m-K 130
380
Thermal Expansion, µm/m-K 20
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 20
98
Electrical Conductivity: Equal Weight (Specific), % IACS 67
99

Otherwise Unclassified Properties

Base Metal Price, % relative 11
32
Density, g/cm3 2.7
9.0
Embodied Carbon, kg CO2/kg material 7.3
2.6
Embodied Energy, MJ/kg 140
42
Embodied Water, L/kg 950
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 1.6 to 2.6
31
Resilience: Unit (Modulus of Resilience), kJ/m3 240 to 580
83
Stiffness to Weight: Axial, points 15
7.2
Stiffness to Weight: Bending, points 52
18
Strength to Weight: Axial, points 19 to 30
7.1
Strength to Weight: Bending, points 27 to 36
9.3
Thermal Diffusivity, mm2/s 56
110
Thermal Shock Resistance, points 9.0 to 14
8.1

Alloy Composition

Aluminum (Al), % 75.3 to 79.6
0
Bismuth (Bi), % 0
0 to 0.00050
Copper (Cu), % 4.0 to 5.0
99.913 to 99.969
Iron (Fe), % 0 to 0.5
0
Magnesium (Mg), % 0.45 to 0.65
0
Manganese (Mn), % 0 to 0.1
0
Phosphorus (P), % 0
0.0010 to 0.0070
Silicon (Si), % 16 to 18
0
Silver (Ag), % 0
0.030 to 0.050
Titanium (Ti), % 0 to 0.2
0
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0 to 0.2
0