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C16500 Copper vs. C72700 Copper-nickel

Both C16500 copper and C72700 copper-nickel are copper alloys. They have 85% 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 C16500 copper and the bottom bar is C72700 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 1.5 to 53
4.0 to 36
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 43
44
Shear Strength, MPa 200 to 310
310 to 620
Tensile Strength: Ultimate (UTS), MPa 280 to 530
460 to 1070
Tensile Strength: Yield (Proof), MPa 97 to 520
580 to 1060

Thermal Properties

Latent Heat of Fusion, J/g 210
210
Maximum Temperature: Mechanical, °C 340
200
Melting Completion (Liquidus), °C 1070
1100
Melting Onset (Solidus), °C 1010
930
Specific Heat Capacity, J/kg-K 380
380
Thermal Conductivity, W/m-K 250
54
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 60
11
Electrical Conductivity: Equal Weight (Specific), % IACS 61
11

Otherwise Unclassified Properties

Base Metal Price, % relative 31
36
Density, g/cm3 8.9
8.8
Embodied Carbon, kg CO2/kg material 2.6
4.0
Embodied Energy, MJ/kg 42
62
Embodied Water, L/kg 320
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 7.8 to 110
20 to 380
Resilience: Unit (Modulus of Resilience), kJ/m3 41 to 1160
1420 to 4770
Stiffness to Weight: Axial, points 7.1
7.4
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 8.6 to 17
14 to 34
Strength to Weight: Bending, points 11 to 16
15 to 26
Thermal Diffusivity, mm2/s 74
16
Thermal Shock Resistance, points 9.8 to 19
16 to 38

Alloy Composition

Cadmium (Cd), % 0.6 to 1.0
0
Copper (Cu), % 97.8 to 98.9
82.1 to 86
Iron (Fe), % 0 to 0.020
0 to 0.5
Lead (Pb), % 0
0 to 0.020
Magnesium (Mg), % 0
0 to 0.15
Manganese (Mn), % 0
0.050 to 0.3
Nickel (Ni), % 0
8.5 to 9.5
Niobium (Nb), % 0
0 to 0.1
Tin (Sn), % 0.5 to 0.7
5.5 to 6.5
Zinc (Zn), % 0
0 to 0.5
Residuals, % 0
0 to 0.3