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Z21721 Zinc vs. C95200 Bronze

Z21721 zinc belongs to the zinc alloys classification, while C95200 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 C95200 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
110
Elongation at Break, % 40
29
Poisson's Ratio 0.25
0.34
Shear Modulus, GPa 35
42
Tensile Strength: Ultimate (UTS), MPa 150
520
Tensile Strength: Yield (Proof), MPa 120
190

Thermal Properties

Latent Heat of Fusion, J/g 110
230
Maximum Temperature: Mechanical, °C 90
220
Melting Completion (Liquidus), °C 410
1050
Melting Onset (Solidus), °C 390
1040
Specific Heat Capacity, J/kg-K 390
430
Thermal Conductivity, W/m-K 110
50
Thermal Expansion, µm/m-K 26
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
11
Electrical Conductivity: Equal Weight (Specific), % IACS 37
12

Otherwise Unclassified Properties

Base Metal Price, % relative 11
28
Density, g/cm3 6.6
8.3
Embodied Carbon, kg CO2/kg material 2.8
3.0
Embodied Energy, MJ/kg 53
50
Embodied Water, L/kg 340
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 57
120
Resilience: Unit (Modulus of Resilience), kJ/m3 88
170
Stiffness to Weight: Axial, points 7.3
7.6
Stiffness to Weight: Bending, points 22
19
Strength to Weight: Axial, points 6.4
17
Strength to Weight: Bending, points 9.6
17
Thermal Diffusivity, mm2/s 44
14
Thermal Shock Resistance, points 4.8
19

Alloy Composition

Aluminum (Al), % 0 to 0.0020
8.5 to 9.5
Cadmium (Cd), % 0 to 0.070
0
Copper (Cu), % 0 to 0.0050
86 to 89
Iron (Fe), % 0 to 0.010
2.5 to 4.0
Lead (Pb), % 0 to 1.0
0
Titanium (Ti), % 0 to 0.020
0
Zinc (Zn), % 98.9 to 100
0
Residuals, % 0
0 to 1.0