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Commercially Pure Zinc vs. CC491K Bronze

Commercially pure zinc belongs to the zinc alloys classification, while CC491K 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 commercially pure zinc and the bottom bar is CC491K bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
110
Elongation at Break, % 38
13
Poisson's Ratio 0.25
0.34
Shear Modulus, GPa 35
40
Tensile Strength: Ultimate (UTS), MPa 97
260
Tensile Strength: Yield (Proof), MPa 79
120

Thermal Properties

Latent Heat of Fusion, J/g 110
190
Maximum Temperature: Mechanical, °C 90
160
Melting Completion (Liquidus), °C 410
980
Melting Onset (Solidus), °C 400
900
Specific Heat Capacity, J/kg-K 390
370
Thermal Conductivity, W/m-K 110
71
Thermal Expansion, µm/m-K 26
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
15
Electrical Conductivity: Equal Weight (Specific), % IACS 37
15

Otherwise Unclassified Properties

Base Metal Price, % relative 11
31
Density, g/cm3 6.6
8.9
Embodied Carbon, kg CO2/kg material 2.8
3.1
Embodied Energy, MJ/kg 53
51
Embodied Water, L/kg 340
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 34
27
Resilience: Unit (Modulus of Resilience), kJ/m3 36
67
Stiffness to Weight: Axial, points 7.4
6.7
Stiffness to Weight: Bending, points 23
18
Strength to Weight: Axial, points 4.1
8.1
Strength to Weight: Bending, points 7.1
10
Thermal Diffusivity, mm2/s 44
22
Thermal Shock Resistance, points 3.0
9.3

Alloy Composition

Aluminum (Al), % 0 to 0.010
0 to 0.010
Antimony (Sb), % 0
0 to 0.25
Cadmium (Cd), % 0 to 0.010
0
Copper (Cu), % 0 to 0.080
81 to 87
Iron (Fe), % 0 to 0.020
0 to 0.3
Lead (Pb), % 0 to 0.030
4.0 to 6.0
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 to 0.0030
4.0 to 6.0
Titanium (Ti), % 0 to 0.020
0
Zinc (Zn), % 99.827 to 100
4.0 to 6.0