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Z21721 Zinc vs. CC481K Bronze

Z21721 zinc belongs to the zinc alloys classification, while CC481K bronze belongs to the copper alloys. There are 28 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 Z21721 zinc and the bottom bar is CC481K bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
110
Elongation at Break, % 40
4.5
Poisson's Ratio 0.25
0.34
Shear Modulus, GPa 35
40
Tensile Strength: Ultimate (UTS), MPa 150
350
Tensile Strength: Yield (Proof), MPa 120
180

Thermal Properties

Latent Heat of Fusion, J/g 110
190
Maximum Temperature: Mechanical, °C 90
170
Melting Completion (Liquidus), °C 410
1000
Melting Onset (Solidus), °C 390
880
Specific Heat Capacity, J/kg-K 390
370
Thermal Conductivity, W/m-K 110
64
Thermal Expansion, µm/m-K 26
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
10
Electrical Conductivity: Equal Weight (Specific), % IACS 37
10

Otherwise Unclassified Properties

Base Metal Price, % relative 11
35
Density, g/cm3 6.6
8.7
Embodied Carbon, kg CO2/kg material 2.8
3.7
Embodied Energy, MJ/kg 53
60
Embodied Water, L/kg 340
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 57
13
Resilience: Unit (Modulus of Resilience), kJ/m3 88
150
Stiffness to Weight: Axial, points 7.3
6.9
Stiffness to Weight: Bending, points 22
18
Strength to Weight: Axial, points 6.4
11
Strength to Weight: Bending, points 9.6
13
Thermal Diffusivity, mm2/s 44
20
Thermal Shock Resistance, points 4.8
13

Alloy Composition

Aluminum (Al), % 0 to 0.0020
0 to 0.010
Antimony (Sb), % 0
0 to 0.050
Cadmium (Cd), % 0 to 0.070
0
Copper (Cu), % 0 to 0.0050
87 to 89.5
Iron (Fe), % 0 to 0.010
0 to 0.1
Lead (Pb), % 0 to 1.0
0 to 0.25
Manganese (Mn), % 0
0 to 0.050
Nickel (Ni), % 0
0 to 0.1
Phosphorus (P), % 0
0 to 1.0
Silicon (Si), % 0
0 to 0.010
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0
10 to 11.5
Titanium (Ti), % 0 to 0.020
0
Zinc (Zn), % 98.9 to 100
0 to 0.5