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C70620 Copper-nickel vs. C17510 Copper

Both C70620 copper-nickel and C17510 copper are copper alloys. They have a moderately high 90% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C70620 copper-nickel and the bottom bar is C17510 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Poisson's Ratio 0.34
0.34
Rockwell B Hardness 65 to 87
44 to 99
Shear Modulus, GPa 46
44
Tensile Strength: Ultimate (UTS), MPa 300 to 570
310 to 860

Thermal Properties

Latent Heat of Fusion, J/g 220
220
Maximum Temperature: Mechanical, °C 220
220
Melting Completion (Liquidus), °C 1120
1070
Melting Onset (Solidus), °C 1060
1030
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 49
210
Thermal Expansion, µm/m-K 17
17

Otherwise Unclassified Properties

Base Metal Price, % relative 33
49
Density, g/cm3 8.9
8.9
Embodied Carbon, kg CO2/kg material 3.4
4.2
Embodied Energy, MJ/kg 51
65
Embodied Water, L/kg 300
310

Common Calculations

Stiffness to Weight: Axial, points 7.7
7.4
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 9.3 to 18
9.7 to 27
Strength to Weight: Bending, points 11 to 17
11 to 23
Thermal Diffusivity, mm2/s 14
60
Thermal Shock Resistance, points 10 to 20
11 to 30

Alloy Composition

Aluminum (Al), % 0
0 to 0.2
Beryllium (Be), % 0
0.2 to 0.6
Carbon (C), % 0 to 0.050
0
Cobalt (Co), % 0
0 to 0.3
Copper (Cu), % 86.5 to 90
95.9 to 98.4
Iron (Fe), % 1.0 to 1.8
0 to 0.1
Lead (Pb), % 0 to 0.020
0
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 9.0 to 11
1.4 to 2.2
Phosphorus (P), % 0 to 0.2
0
Silicon (Si), % 0
0 to 0.2
Sulfur (S), % 0 to 0.020
0
Zinc (Zn), % 0 to 0.5
0
Residuals, % 0
0 to 0.5