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C71640 Copper-nickel vs. Z41321 Zinc

C71640 copper-nickel belongs to the copper alloys classification, while Z41321 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 Z41321 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
190
Tensile Strength: Yield (Proof), MPa 190 to 460
150

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
12
Density, g/cm3 8.9
6.6
Embodied Carbon, kg CO2/kg material 5.0
2.8
Embodied Energy, MJ/kg 73
54
Embodied Water, L/kg 280
340

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 750
130
Stiffness to Weight: Axial, points 8.7
7.4
Stiffness to Weight: Bending, points 20
23
Strength to Weight: Axial, points 15 to 20
7.9
Strength to Weight: Bending, points 16 to 18
11
Thermal Diffusivity, mm2/s 8.2
44
Thermal Shock Resistance, points 16 to 21
5.9

Alloy Composition


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Aluminum (Al), % 0
0 to 0.010
Cadmium (Cd), % 0
0 to 0.0050
Copper (Cu), % 61.7 to 67.8
0.5 to 1.0
Iron (Fe), % 1.7 to 2.3
0 to 0.010
Lead (Pb), % 0 to 0.050
0 to 0.010
Manganese (Mn), % 1.5 to 2.5
0
Nickel (Ni), % 29 to 32
0
Tin (Sn), % 0
0 to 0.0030
Titanium (Ti), % 0
0.080 to 0.18
Zinc (Zn), % 0 to 1.0
98.8 to 99.42
Residuals, % 0 to 0.5
0