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C86100 Bronze vs. Z20301 Zinc

C86100 bronze belongs to the copper alloys classification, while Z20301 zinc belongs to the zinc alloys. They have a modest 21% of their average alloy composition in common, which, by itself, doesn't mean much.

For each property being compared, the top bar is C86100 bronze and the bottom bar is Z20301 zinc.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
87
Elongation at Break, % 20
53
Poisson's Ratio 0.32
0.25
Shear Modulus, GPa 43
35
Tensile Strength: Ultimate (UTS), MPa 660
160
Tensile Strength: Yield (Proof), MPa 350
130

Thermal Properties

Latent Heat of Fusion, J/g 200
110
Maximum Temperature: Mechanical, °C 170
90
Melting Completion (Liquidus), °C 940
410
Melting Onset (Solidus), °C 900
400
Specific Heat Capacity, J/kg-K 420
390
Thermal Conductivity, W/m-K 35
110
Thermal Expansion, µm/m-K 20
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
27
Electrical Conductivity: Equal Weight (Specific), % IACS 9.0
37

Otherwise Unclassified Properties

Base Metal Price, % relative 24
11
Density, g/cm3 8.0
6.6
Embodied Carbon, kg CO2/kg material 2.9
2.8
Embodied Energy, MJ/kg 49
53
Embodied Water, L/kg 350
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
78
Resilience: Unit (Modulus of Resilience), kJ/m3 530
96
Stiffness to Weight: Axial, points 7.8
7.4
Stiffness to Weight: Bending, points 20
23
Strength to Weight: Axial, points 23
6.7
Strength to Weight: Bending, points 21
9.9
Thermal Diffusivity, mm2/s 10
44
Thermal Shock Resistance, points 21
5.0

Alloy Composition

Aluminum (Al), % 4.5 to 5.5
0 to 0.0020
Cadmium (Cd), % 0
0 to 0.010
Copper (Cu), % 66 to 68
0 to 0.0050
Iron (Fe), % 2.0 to 4.0
0 to 0.010
Lead (Pb), % 0 to 0.1
0 to 0.1
Manganese (Mn), % 2.5 to 5.0
0
Tin (Sn), % 0 to 0.1
0
Titanium (Ti), % 0
0 to 0.020
Zinc (Zn), % 17.3 to 25
99.853 to 100