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705.0 Aluminum vs. C96300 Copper-nickel

705.0 aluminum belongs to the aluminum alloys classification, while C96300 copper-nickel 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 705.0 aluminum and the bottom bar is C96300 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 62 to 65
150
Elastic (Young's, Tensile) Modulus, GPa 69
130
Elongation at Break, % 8.4 to 10
11
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
49
Tensile Strength: Ultimate (UTS), MPa 240 to 260
580
Tensile Strength: Yield (Proof), MPa 130
430

Thermal Properties

Latent Heat of Fusion, J/g 390
230
Maximum Temperature: Mechanical, °C 180
240
Melting Completion (Liquidus), °C 640
1200
Melting Onset (Solidus), °C 610
1150
Specific Heat Capacity, J/kg-K 890
400
Thermal Conductivity, W/m-K 140
37
Thermal Expansion, µm/m-K 24
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 34
6.0
Electrical Conductivity: Equal Weight (Specific), % IACS 110
6.1

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
42
Density, g/cm3 2.8
8.9
Embodied Carbon, kg CO2/kg material 8.4
5.1
Embodied Energy, MJ/kg 150
76
Embodied Water, L/kg 1170
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 18 to 20
59
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 130
720
Stiffness to Weight: Axial, points 14
8.2
Stiffness to Weight: Bending, points 49
19
Strength to Weight: Axial, points 24 to 26
18
Strength to Weight: Bending, points 31 to 32
17
Thermal Diffusivity, mm2/s 55
10
Thermal Shock Resistance, points 11
20

Alloy Composition

Aluminum (Al), % 92.3 to 98.6
0
Carbon (C), % 0
0 to 0.15
Chromium (Cr), % 0 to 0.4
0
Copper (Cu), % 0 to 0.2
72.3 to 80.8
Iron (Fe), % 0 to 0.8
0.5 to 1.5
Lead (Pb), % 0
0 to 0.010
Magnesium (Mg), % 1.4 to 1.8
0
Manganese (Mn), % 0 to 0.6
0.25 to 1.5
Nickel (Ni), % 0
18 to 22
Niobium (Nb), % 0
0.5 to 1.5
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0 to 0.2
0 to 0.5
Sulfur (S), % 0
0 to 0.020
Titanium (Ti), % 0 to 0.25
0
Zinc (Zn), % 0 to 3.3
0
Residuals, % 0
0 to 0.5