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C71580 Copper-nickel vs. C82400 Copper

Both C71580 copper-nickel and C82400 copper 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 C71580 copper-nickel and the bottom bar is C82400 copper.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Electrical Properties

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

Otherwise Unclassified Properties

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

Common Calculations

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

Alloy Composition

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