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C72900 Copper-nickel vs. C16200 Copper

Both C72900 copper-nickel and C16200 copper are copper alloys. They have 76% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C72900 copper-nickel and the bottom bar is C16200 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 6.0 to 20
2.0 to 56
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 45
43
Shear Strength, MPa 540 to 630
190 to 390
Tensile Strength: Ultimate (UTS), MPa 870 to 1080
240 to 550
Tensile Strength: Yield (Proof), MPa 700 to 920
48 to 470

Thermal Properties

Latent Heat of Fusion, J/g 210
210
Maximum Temperature: Mechanical, °C 210
370
Melting Completion (Liquidus), °C 1120
1080
Melting Onset (Solidus), °C 950
1030
Specific Heat Capacity, J/kg-K 380
380
Thermal Conductivity, W/m-K 29
360
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.8
90
Electrical Conductivity: Equal Weight (Specific), % IACS 8.0
90

Otherwise Unclassified Properties

Base Metal Price, % relative 39
30
Density, g/cm3 8.8
9.0
Embodied Carbon, kg CO2/kg material 4.6
2.6
Embodied Energy, MJ/kg 72
41
Embodied Water, L/kg 360
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 49 to 210
10 to 99
Resilience: Unit (Modulus of Resilience), kJ/m3 2030 to 3490
10 to 970
Stiffness to Weight: Axial, points 7.6
7.2
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 27 to 34
7.4 to 17
Strength to Weight: Bending, points 23 to 27
9.6 to 17
Thermal Diffusivity, mm2/s 8.6
100
Thermal Shock Resistance, points 31 to 38
8.7 to 20

Alloy Composition

Cadmium (Cd), % 0
0.7 to 1.2
Copper (Cu), % 74.1 to 78
98.6 to 99.3
Iron (Fe), % 0 to 0.5
0 to 0.2
Lead (Pb), % 0 to 0.020
0
Magnesium (Mg), % 0 to 0.15
0
Manganese (Mn), % 0 to 0.3
0
Nickel (Ni), % 14.5 to 15.5
0
Niobium (Nb), % 0 to 0.1
0
Tin (Sn), % 7.5 to 8.5
0
Zinc (Zn), % 0 to 0.5
0
Residuals, % 0 to 0.3
0