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C14500 Copper vs. Z21721 Zinc

C14500 copper belongs to the copper alloys classification, while Z21721 zinc belongs to the zinc alloys. There are 28 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 C14500 copper and the bottom bar is Z21721 zinc.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
87
Elongation at Break, % 12 to 50
40
Poisson's Ratio 0.34
0.25
Shear Modulus, GPa 43
35
Tensile Strength: Ultimate (UTS), MPa 220 to 330
150
Tensile Strength: Yield (Proof), MPa 69 to 260
120

Thermal Properties

Latent Heat of Fusion, J/g 210
110
Maximum Temperature: Mechanical, °C 200
90
Melting Completion (Liquidus), °C 1080
410
Melting Onset (Solidus), °C 1050
390
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 360
110
Thermal Expansion, µm/m-K 17
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 94
27
Electrical Conductivity: Equal Weight (Specific), % IACS 95
37

Otherwise Unclassified Properties

Base Metal Price, % relative 33
11
Density, g/cm3 8.9
6.6
Embodied Carbon, kg CO2/kg material 2.6
2.8
Embodied Energy, MJ/kg 42
53
Embodied Water, L/kg 310
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 36 to 85
57
Resilience: Unit (Modulus of Resilience), kJ/m3 21 to 300
88
Stiffness to Weight: Axial, points 7.2
7.3
Stiffness to Weight: Bending, points 18
22
Strength to Weight: Axial, points 6.8 to 10
6.4
Strength to Weight: Bending, points 9.1 to 12
9.6
Thermal Diffusivity, mm2/s 100
44
Thermal Shock Resistance, points 8.0 to 12
4.8

Alloy Composition

Aluminum (Al), % 0
0 to 0.0020
Cadmium (Cd), % 0
0 to 0.070
Copper (Cu), % 99.2 to 99.596
0 to 0.0050
Iron (Fe), % 0
0 to 0.010
Lead (Pb), % 0
0 to 1.0
Phosphorus (P), % 0.0040 to 0.012
0
Tellurium (Te), % 0.4 to 0.7
0
Titanium (Ti), % 0
0 to 0.020
Zinc (Zn), % 0
98.9 to 100