MakeItFrom.com
Menu (ESC)

C82400 Copper vs. C72900 Copper-nickel

Both C82400 copper and C72900 copper-nickel are copper alloys. They have 77% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C82400 copper and the bottom bar is C72900 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 1.0 to 20
6.0 to 20
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 45
45
Tensile Strength: Ultimate (UTS), MPa 500 to 1030
870 to 1080
Tensile Strength: Yield (Proof), MPa 260 to 970
700 to 920

Thermal Properties

Latent Heat of Fusion, J/g 230
210
Maximum Temperature: Mechanical, °C 270
210
Melting Completion (Liquidus), °C 1000
1120
Melting Onset (Solidus), °C 900
950
Specific Heat Capacity, J/kg-K 380
380
Thermal Conductivity, W/m-K 130
29
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
7.8
Electrical Conductivity: Equal Weight (Specific), % IACS 26
8.0

Otherwise Unclassified Properties

Density, g/cm3 8.8
8.8
Embodied Carbon, kg CO2/kg material 8.9
4.6
Embodied Energy, MJ/kg 140
72
Embodied Water, L/kg 310
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 10 to 83
49 to 210
Resilience: Unit (Modulus of Resilience), kJ/m3 270 to 3870
2030 to 3490
Stiffness to Weight: Axial, points 7.6
7.6
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 16 to 33
27 to 34
Strength to Weight: Bending, points 16 to 26
23 to 27
Thermal Diffusivity, mm2/s 39
8.6
Thermal Shock Resistance, points 17 to 36
31 to 38

Alloy Composition

Aluminum (Al), % 0 to 0.15
0
Beryllium (Be), % 1.6 to 1.9
0
Chromium (Cr), % 0 to 0.1
0
Cobalt (Co), % 0.2 to 0.65
0
Copper (Cu), % 96 to 98.2
74.1 to 78
Iron (Fe), % 0 to 0.2
0 to 0.5
Lead (Pb), % 0 to 0.020
0 to 0.020
Magnesium (Mg), % 0
0 to 0.15
Manganese (Mn), % 0
0 to 0.3
Nickel (Ni), % 0 to 0.2
14.5 to 15.5
Niobium (Nb), % 0
0 to 0.1
Tin (Sn), % 0 to 0.1
7.5 to 8.5
Titanium (Ti), % 0 to 0.12
0
Zinc (Zn), % 0 to 0.1
0 to 0.5
Residuals, % 0
0 to 0.3