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C63020 Bronze vs. ZA-8

C63020 bronze belongs to the copper alloys classification, while ZA-8 belongs to the zinc alloys. There are 27 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is C63020 bronze and the bottom bar is ZA-8.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
85 to 86
Elongation at Break, % 6.8
1.3 to 8.0
Poisson's Ratio 0.33
0.26
Shear Modulus, GPa 44
34
Shear Strength, MPa 600
240 to 280
Tensile Strength: Ultimate (UTS), MPa 1020
210 to 370
Tensile Strength: Yield (Proof), MPa 740
210 to 290

Thermal Properties

Latent Heat of Fusion, J/g 230
110
Maximum Temperature: Mechanical, °C 230
100
Melting Completion (Liquidus), °C 1070
400
Melting Onset (Solidus), °C 1020
380
Specific Heat Capacity, J/kg-K 450
440
Thermal Conductivity, W/m-K 40
120
Thermal Expansion, µm/m-K 18
23

Otherwise Unclassified Properties

Base Metal Price, % relative 29
11
Density, g/cm3 8.2
6.3
Embodied Carbon, kg CO2/kg material 3.6
3.3
Embodied Energy, MJ/kg 58
62
Embodied Water, L/kg 390
420

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 63
2.8 to 28
Resilience: Unit (Modulus of Resilience), kJ/m3 2320
260 to 490
Stiffness to Weight: Axial, points 8.0
7.5
Stiffness to Weight: Bending, points 20
23
Strength to Weight: Axial, points 34
9.3 to 17
Strength to Weight: Bending, points 27
12 to 18
Thermal Diffusivity, mm2/s 11
42
Thermal Shock Resistance, points 35
7.6 to 13

Alloy Composition


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Aluminum (Al), % 10 to 11
8.0 to 8.8
Cadmium (Cd), % 0
0 to 0.0060
Chromium (Cr), % 0 to 0.050
0
Cobalt (Co), % 0 to 0.2
0
Copper (Cu), % 74.7 to 81.8
0.8 to 1.3
Iron (Fe), % 4.0 to 5.5
0 to 0.075
Lead (Pb), % 0 to 0.030
0 to 0.0060
Magnesium (Mg), % 0
0.015 to 0.030
Manganese (Mn), % 0 to 1.5
0
Nickel (Ni), % 4.2 to 6.0
0 to 0.020
Silicon (Si), % 0
0 to 0.045
Tin (Sn), % 0 to 0.25
0 to 0.0030
Zinc (Zn), % 0 to 0.3
89.7 to 91.2
Residuals, % 0 to 0.5
0