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C70400 Copper-nickel vs. C82400 Copper

Both C70400 copper-nickel and C82400 copper are copper alloys. They have a moderately high 92% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C70400 copper-nickel and the bottom bar is C82400 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 45
45
Tensile Strength: Ultimate (UTS), MPa 300 to 310
500 to 1030
Tensile Strength: Yield (Proof), MPa 95 to 230
260 to 970

Thermal Properties

Latent Heat of Fusion, J/g 210
230
Maximum Temperature: Mechanical, °C 210
270
Melting Completion (Liquidus), °C 1120
1000
Melting Onset (Solidus), °C 1060
900
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 64
130
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 14
25
Electrical Conductivity: Equal Weight (Specific), % IACS 14
26

Otherwise Unclassified Properties

Density, g/cm3 8.9
8.8
Embodied Carbon, kg CO2/kg material 3.0
8.9
Embodied Energy, MJ/kg 47
140
Embodied Water, L/kg 300
310

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 38 to 220
270 to 3870
Stiffness to Weight: Axial, points 7.5
7.6
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 9.3 to 9.8
16 to 33
Strength to Weight: Bending, points 11 to 12
16 to 26
Thermal Diffusivity, mm2/s 18
39
Thermal Shock Resistance, points 10 to 11
17 to 36

Alloy Composition

Aluminum (Al), % 0
0 to 0.15
Beryllium (Be), % 0
1.6 to 1.9
Chromium (Cr), % 0
0 to 0.1
Cobalt (Co), % 0
0.2 to 0.65
Copper (Cu), % 89.8 to 93.6
96 to 98.2
Iron (Fe), % 1.3 to 1.7
0 to 0.2
Lead (Pb), % 0 to 0.050
0 to 0.020
Manganese (Mn), % 0.3 to 0.8
0
Nickel (Ni), % 4.8 to 6.2
0 to 0.2
Tin (Sn), % 0
0 to 0.1
Titanium (Ti), % 0
0 to 0.12
Zinc (Zn), % 0 to 1.0
0 to 0.1
Residuals, % 0
0 to 0.5