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Z21721 Zinc vs. CC493K Bronze

Z21721 zinc belongs to the zinc alloys classification, while CC493K 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 CC493K bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
100
Elongation at Break, % 40
14
Poisson's Ratio 0.25
0.34
Shear Modulus, GPa 35
39
Tensile Strength: Ultimate (UTS), MPa 150
270
Tensile Strength: Yield (Proof), MPa 120
140

Thermal Properties

Latent Heat of Fusion, J/g 110
180
Maximum Temperature: Mechanical, °C 90
160
Melting Completion (Liquidus), °C 410
960
Melting Onset (Solidus), °C 390
880
Specific Heat Capacity, J/kg-K 390
360
Thermal Conductivity, W/m-K 110
61
Thermal Expansion, µm/m-K 26
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
12
Electrical Conductivity: Equal Weight (Specific), % IACS 37
12

Otherwise Unclassified Properties

Base Metal Price, % relative 11
32
Density, g/cm3 6.6
8.9
Embodied Carbon, kg CO2/kg material 2.8
3.3
Embodied Energy, MJ/kg 53
53
Embodied Water, L/kg 340
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 57
33
Resilience: Unit (Modulus of Resilience), kJ/m3 88
89
Stiffness to Weight: Axial, points 7.3
6.5
Stiffness to Weight: Bending, points 22
18
Strength to Weight: Axial, points 6.4
8.6
Strength to Weight: Bending, points 9.6
11
Thermal Diffusivity, mm2/s 44
19
Thermal Shock Resistance, points 4.8
10

Alloy Composition

Aluminum (Al), % 0 to 0.0020
0 to 0.010
Antimony (Sb), % 0
0 to 0.3
Cadmium (Cd), % 0 to 0.070
0
Copper (Cu), % 0 to 0.0050
79 to 86
Iron (Fe), % 0 to 0.010
0 to 0.2
Lead (Pb), % 0 to 1.0
5.0 to 8.0
Nickel (Ni), % 0
0 to 2.0
Phosphorus (P), % 0
0 to 0.1
Silicon (Si), % 0
0 to 0.010
Sulfur (S), % 0
0 to 0.1
Tin (Sn), % 0
5.2 to 8.0
Titanium (Ti), % 0 to 0.020
0
Zinc (Zn), % 98.9 to 100
2.0 to 5.0