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C10400 Copper vs. Z21721 Zinc

C10400 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 (3, in this case) are not shown.

For each property being compared, the top bar is C10400 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, % 2.3 to 50
40
Poisson's Ratio 0.34
0.25
Shear Modulus, GPa 43
35
Tensile Strength: Ultimate (UTS), MPa 230 to 410
150
Tensile Strength: Yield (Proof), MPa 77 to 400
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 1080
390
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 390
110
Thermal Expansion, µm/m-K 17
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
27
Electrical Conductivity: Equal Weight (Specific), % IACS 100
37

Otherwise Unclassified Properties

Base Metal Price, % relative 32
11
Density, g/cm3 9.0
6.6
Embodied Carbon, kg CO2/kg material 2.6
2.8
Embodied Energy, MJ/kg 42
53
Embodied Water, L/kg 340
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 8.5 to 91
57
Resilience: Unit (Modulus of Resilience), kJ/m3 25 to 690
88
Stiffness to Weight: Axial, points 7.2
7.3
Stiffness to Weight: Bending, points 18
22
Strength to Weight: Axial, points 7.2 to 13
6.4
Strength to Weight: Bending, points 9.4 to 14
9.6
Thermal Diffusivity, mm2/s 110
44
Thermal Shock Resistance, points 8.2 to 15
4.8

Alloy Composition

Aluminum (Al), % 0
0 to 0.0020
Cadmium (Cd), % 0
0 to 0.070
Copper (Cu), % 99.9 to 99.973
0 to 0.0050
Iron (Fe), % 0
0 to 0.010
Lead (Pb), % 0
0 to 1.0
Oxygen (O), % 0 to 0.0010
0
Silver (Ag), % 0.027 to 0.050
0
Titanium (Ti), % 0
0 to 0.020
Zinc (Zn), % 0
98.9 to 100
Residuals, % 0 to 0.050
0