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C82400 Copper vs. C71520 Copper-nickel

Both C82400 copper and C71520 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 C71520 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
140
Elongation at Break, % 1.0 to 20
10 to 45
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 45
51
Tensile Strength: Ultimate (UTS), MPa 500 to 1030
370 to 570
Tensile Strength: Yield (Proof), MPa 260 to 970
140 to 430

Thermal Properties

Latent Heat of Fusion, J/g 230
230
Maximum Temperature: Mechanical, °C 270
260
Melting Completion (Liquidus), °C 1000
1170
Melting Onset (Solidus), °C 900
1120
Specific Heat Capacity, J/kg-K 380
400
Thermal Conductivity, W/m-K 130
32
Thermal Expansion, µm/m-K 17
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
5.7
Electrical Conductivity: Equal Weight (Specific), % IACS 26
5.8

Otherwise Unclassified Properties

Density, g/cm3 8.8
8.9
Embodied Carbon, kg CO2/kg material 8.9
5.0
Embodied Energy, MJ/kg 140
73
Embodied Water, L/kg 310
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 10 to 83
54 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 270 to 3870
67 to 680
Stiffness to Weight: Axial, points 7.6
8.6
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 16 to 33
12 to 18
Strength to Weight: Bending, points 16 to 26
13 to 17
Thermal Diffusivity, mm2/s 39
8.9
Thermal Shock Resistance, points 17 to 36
12 to 19

Alloy Composition

Aluminum (Al), % 0 to 0.15
0
Beryllium (Be), % 1.6 to 1.9
0
Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0 to 0.1
0
Cobalt (Co), % 0.2 to 0.65
0
Copper (Cu), % 96 to 98.2
65 to 71.6
Iron (Fe), % 0 to 0.2
0.4 to 1.0
Lead (Pb), % 0 to 0.020
0 to 0.020
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0 to 0.2
28 to 33
Phosphorus (P), % 0
0 to 0.2
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 0 to 0.1
0
Titanium (Ti), % 0 to 0.12
0
Zinc (Zn), % 0 to 0.1
0 to 0.5
Residuals, % 0
0 to 0.5