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C82400 Copper vs. C71580 Copper-nickel

Both C82400 copper and C71580 copper-nickel are copper alloys. They have 69% of their average alloy composition in common. There are 27 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 C82400 copper and the bottom bar is C71580 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
140
Elongation at Break, % 1.0 to 20
40
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 45
51
Tensile Strength: Ultimate (UTS), MPa 500 to 1030
330
Tensile Strength: Yield (Proof), MPa 260 to 970
110

Thermal Properties

Latent Heat of Fusion, J/g 230
230
Maximum Temperature: Mechanical, °C 270
260
Melting Completion (Liquidus), °C 1000
1180
Melting Onset (Solidus), °C 900
1120
Specific Heat Capacity, J/kg-K 380
400
Thermal Conductivity, W/m-K 130
39
Thermal Expansion, µm/m-K 17
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
4.7
Electrical Conductivity: Equal Weight (Specific), % IACS 26
4.7

Otherwise Unclassified Properties

Density, g/cm3 8.8
8.9
Embodied Carbon, kg CO2/kg material 8.9
5.1
Embodied Energy, MJ/kg 140
74
Embodied Water, L/kg 310
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 10 to 83
100
Resilience: Unit (Modulus of Resilience), kJ/m3 270 to 3870
47
Stiffness to Weight: Axial, points 7.6
8.5
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 16 to 33
10
Strength to Weight: Bending, points 16 to 26
12
Thermal Diffusivity, mm2/s 39
11
Thermal Shock Resistance, points 17 to 36
11

Alloy Composition

Aluminum (Al), % 0 to 0.15
0
Beryllium (Be), % 1.6 to 1.9
0
Carbon (C), % 0
0 to 0.070
Chromium (Cr), % 0 to 0.1
0
Cobalt (Co), % 0.2 to 0.65
0
Copper (Cu), % 96 to 98.2
65.5 to 71
Iron (Fe), % 0 to 0.2
0 to 0.5
Lead (Pb), % 0 to 0.020
0 to 0.050
Manganese (Mn), % 0
0 to 0.3
Nickel (Ni), % 0 to 0.2
29 to 33
Tin (Sn), % 0 to 0.1
0
Titanium (Ti), % 0 to 0.12
0
Zinc (Zn), % 0 to 0.1
0 to 0.050
Residuals, % 0
0 to 0.5