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C71640 Copper-nickel vs. Commercially Pure Zinc

C71640 copper-nickel belongs to the copper alloys classification, while commercially pure zinc belongs to the zinc alloys. There are 26 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C71640 copper-nickel and the bottom bar is commercially pure zinc.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
87
Poisson's Ratio 0.33
0.25
Shear Modulus, GPa 52
35
Tensile Strength: Ultimate (UTS), MPa 490 to 630
97
Tensile Strength: Yield (Proof), MPa 190 to 460
79

Thermal Properties

Latent Heat of Fusion, J/g 240
110
Maximum Temperature: Mechanical, °C 260
90
Melting Completion (Liquidus), °C 1180
410
Melting Onset (Solidus), °C 1120
400
Specific Heat Capacity, J/kg-K 410
390
Thermal Conductivity, W/m-K 29
110
Thermal Expansion, µm/m-K 15
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
27
Electrical Conductivity: Equal Weight (Specific), % IACS 7.1
37

Otherwise Unclassified Properties

Base Metal Price, % relative 40
11
Density, g/cm3 8.9
6.6
Embodied Carbon, kg CO2/kg material 5.0
2.8
Embodied Energy, MJ/kg 73
53
Embodied Water, L/kg 280
340

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 750
36
Stiffness to Weight: Axial, points 8.7
7.4
Stiffness to Weight: Bending, points 20
23
Strength to Weight: Axial, points 15 to 20
4.1
Strength to Weight: Bending, points 16 to 18
7.1
Thermal Diffusivity, mm2/s 8.2
44
Thermal Shock Resistance, points 16 to 21
3.0

Alloy Composition


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Aluminum (Al), % 0
0 to 0.010
Cadmium (Cd), % 0
0 to 0.010
Copper (Cu), % 61.7 to 67.8
0 to 0.080
Iron (Fe), % 1.7 to 2.3
0 to 0.020
Lead (Pb), % 0 to 0.050
0 to 0.030
Manganese (Mn), % 1.5 to 2.5
0
Nickel (Ni), % 29 to 32
0
Tin (Sn), % 0
0 to 0.0030
Titanium (Ti), % 0
0 to 0.020
Zinc (Zn), % 0 to 1.0
99.827 to 100
Residuals, % 0 to 0.5
0