MakeItFrom.com
Menu (ESC)

C82400 Copper vs. C72700 Copper-nickel

Both C82400 copper and C72700 copper-nickel are copper alloys. They have 85% 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 C72700 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 1.0 to 20
4.0 to 36
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 45
44
Tensile Strength: Ultimate (UTS), MPa 500 to 1030
460 to 1070
Tensile Strength: Yield (Proof), MPa 260 to 970
580 to 1060

Thermal Properties

Latent Heat of Fusion, J/g 230
210
Maximum Temperature: Mechanical, °C 270
200
Melting Completion (Liquidus), °C 1000
1100
Melting Onset (Solidus), °C 900
930
Specific Heat Capacity, J/kg-K 380
380
Thermal Conductivity, W/m-K 130
54
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
11
Electrical Conductivity: Equal Weight (Specific), % IACS 26
11

Otherwise Unclassified Properties

Density, g/cm3 8.8
8.8
Embodied Carbon, kg CO2/kg material 8.9
4.0
Embodied Energy, MJ/kg 140
62
Embodied Water, L/kg 310
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 10 to 83
20 to 380
Resilience: Unit (Modulus of Resilience), kJ/m3 270 to 3870
1420 to 4770
Stiffness to Weight: Axial, points 7.6
7.4
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 16 to 33
14 to 34
Strength to Weight: Bending, points 16 to 26
15 to 26
Thermal Diffusivity, mm2/s 39
16
Thermal Shock Resistance, points 17 to 36
16 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
82.1 to 86
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
0.050 to 0.3
Nickel (Ni), % 0 to 0.2
8.5 to 9.5
Niobium (Nb), % 0
0 to 0.1
Tin (Sn), % 0 to 0.1
5.5 to 6.5
Titanium (Ti), % 0 to 0.12
0
Zinc (Zn), % 0 to 0.1
0 to 0.5
Residuals, % 0
0 to 0.3