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C95400 Bronze vs. Z21721 Zinc

C95400 bronze belongs to the copper alloys classification, while Z21721 zinc belongs to the zinc 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 C95400 bronze and the bottom bar is Z21721 zinc.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
87
Elongation at Break, % 8.1 to 16
40
Poisson's Ratio 0.34
0.25
Shear Modulus, GPa 43
35
Tensile Strength: Ultimate (UTS), MPa 600 to 710
150
Tensile Strength: Yield (Proof), MPa 240 to 360
120

Thermal Properties

Latent Heat of Fusion, J/g 230
110
Maximum Temperature: Mechanical, °C 230
90
Melting Completion (Liquidus), °C 1040
410
Melting Onset (Solidus), °C 1030
390
Specific Heat Capacity, J/kg-K 440
390
Thermal Conductivity, W/m-K 59
110
Thermal Expansion, µm/m-K 18
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
27
Electrical Conductivity: Equal Weight (Specific), % IACS 14
37

Otherwise Unclassified Properties

Base Metal Price, % relative 27
11
Density, g/cm3 8.2
6.6
Embodied Carbon, kg CO2/kg material 3.2
2.8
Embodied Energy, MJ/kg 53
53
Embodied Water, L/kg 390
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 48 to 75
57
Resilience: Unit (Modulus of Resilience), kJ/m3 250 to 560
88
Stiffness to Weight: Axial, points 7.7
7.3
Stiffness to Weight: Bending, points 20
22
Strength to Weight: Axial, points 20 to 24
6.4
Strength to Weight: Bending, points 19 to 22
9.6
Thermal Diffusivity, mm2/s 16
44
Thermal Shock Resistance, points 21 to 25
4.8

Alloy Composition

Aluminum (Al), % 10 to 11.5
0 to 0.0020
Cadmium (Cd), % 0
0 to 0.070
Copper (Cu), % 83 to 87
0 to 0.0050
Iron (Fe), % 3.0 to 5.0
0 to 0.010
Lead (Pb), % 0
0 to 1.0
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 0 to 1.5
0
Titanium (Ti), % 0
0 to 0.020
Zinc (Zn), % 0
98.9 to 100
Residuals, % 0 to 0.5
0