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Z21721 Zinc vs. C90800 Bronze

Z21721 zinc belongs to the zinc alloys classification, while C90800 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 C90800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
110
Elongation at Break, % 40
13
Poisson's Ratio 0.25
0.34
Shear Modulus, GPa 35
40
Tensile Strength: Ultimate (UTS), MPa 150
330
Tensile Strength: Yield (Proof), MPa 120
170

Thermal Properties

Latent Heat of Fusion, J/g 110
190
Maximum Temperature: Mechanical, °C 90
170
Melting Completion (Liquidus), °C 410
990
Melting Onset (Solidus), °C 390
870
Specific Heat Capacity, J/kg-K 390
370
Thermal Conductivity, W/m-K 110
68
Thermal Expansion, µm/m-K 26
18

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 11
36
Density, g/cm3 6.6
8.7
Embodied Carbon, kg CO2/kg material 2.8
3.8
Embodied Energy, MJ/kg 53
62
Embodied Water, L/kg 340
410

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 57
35
Resilience: Unit (Modulus of Resilience), kJ/m3 88
140
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
12
Thermal Diffusivity, mm2/s 44
21
Thermal Shock Resistance, points 4.8
12

Alloy Composition

Aluminum (Al), % 0 to 0.0020
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Cadmium (Cd), % 0 to 0.070
0
Copper (Cu), % 0 to 0.0050
85.3 to 89
Iron (Fe), % 0 to 0.010
0 to 0.15
Lead (Pb), % 0 to 1.0
0 to 0.25
Nickel (Ni), % 0
0 to 0.5
Phosphorus (P), % 0
0 to 0.3
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0
11 to 13
Titanium (Ti), % 0 to 0.020
0
Zinc (Zn), % 98.9 to 100
0 to 0.25