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C52400 Bronze vs. ZA-12

C52400 bronze belongs to the copper alloys classification, while ZA-12 belongs to the zinc alloys. There are 25 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is C52400 bronze and the bottom bar is ZA-12.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
83
Poisson's Ratio 0.34
0.26
Rockwell B Hardness 50 to 100
56 to 63
Shear Modulus, GPa 41
33
Tensile Strength: Ultimate (UTS), MPa 450 to 880
260 to 400

Thermal Properties

Latent Heat of Fusion, J/g 190
120
Maximum Temperature: Mechanical, °C 170
100
Melting Completion (Liquidus), °C 1000
430
Melting Onset (Solidus), °C 840
380
Specific Heat Capacity, J/kg-K 370
450
Thermal Conductivity, W/m-K 50
120
Thermal Expansion, µm/m-K 18
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
28
Electrical Conductivity: Equal Weight (Specific), % IACS 11
42

Otherwise Unclassified Properties

Base Metal Price, % relative 35
11
Density, g/cm3 8.8
6.0
Embodied Carbon, kg CO2/kg material 3.6
3.4
Embodied Energy, MJ/kg 58
64
Embodied Water, L/kg 390
440

Common Calculations

Stiffness to Weight: Axial, points 6.9
7.6
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 14 to 28
12 to 19
Strength to Weight: Bending, points 15 to 23
15 to 20
Thermal Diffusivity, mm2/s 15
43
Thermal Shock Resistance, points 17 to 32
9.4 to 14

Alloy Composition

Aluminum (Al), % 0
10.5 to 11.5
Cadmium (Cd), % 0
0 to 0.0060
Copper (Cu), % 87.8 to 91
0.5 to 1.2
Iron (Fe), % 0 to 0.1
0 to 0.075
Lead (Pb), % 0 to 0.050
0 to 0.0060
Magnesium (Mg), % 0
0.015 to 0.030
Nickel (Ni), % 0
0 to 0.020
Phosphorus (P), % 0.030 to 0.35
0
Silicon (Si), % 0
0 to 0.060
Tin (Sn), % 9.0 to 11
0 to 0.0030
Zinc (Zn), % 0 to 0.2
87.1 to 89
Residuals, % 0 to 0.5
0