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C52400 Bronze vs. ZA-27

C52400 bronze belongs to the copper alloys classification, while ZA-27 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-27.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
78
Poisson's Ratio 0.34
0.27
Rockwell B Hardness 50 to 100
60 to 72
Shear Modulus, GPa 41
31
Tensile Strength: Ultimate (UTS), MPa 450 to 880
400 to 430

Thermal Properties

Latent Heat of Fusion, J/g 190
130
Maximum Temperature: Mechanical, °C 170
120
Melting Completion (Liquidus), °C 1000
480
Melting Onset (Solidus), °C 840
380
Specific Heat Capacity, J/kg-K 370
530
Thermal Conductivity, W/m-K 50
130
Thermal Expansion, µm/m-K 18
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
30
Electrical Conductivity: Equal Weight (Specific), % IACS 11
53

Otherwise Unclassified Properties

Base Metal Price, % relative 35
11
Density, g/cm3 8.8
5.0
Embodied Carbon, kg CO2/kg material 3.6
4.2
Embodied Energy, MJ/kg 58
80
Embodied Water, L/kg 390
570

Common Calculations

Stiffness to Weight: Axial, points 6.9
8.6
Stiffness to Weight: Bending, points 18
28
Strength to Weight: Axial, points 14 to 28
22 to 24
Strength to Weight: Bending, points 15 to 23
24 to 25
Thermal Diffusivity, mm2/s 15
47
Thermal Shock Resistance, points 17 to 32
14 to 15

Alloy Composition

Aluminum (Al), % 0
25 to 28
Cadmium (Cd), % 0
0 to 0.0060
Copper (Cu), % 87.8 to 91
2.0 to 2.5
Iron (Fe), % 0 to 0.1
0 to 0.1
Lead (Pb), % 0 to 0.050
0 to 0.0060
Magnesium (Mg), % 0
0.010 to 0.020
Nickel (Ni), % 0
0 to 0.020
Phosphorus (P), % 0.030 to 0.35
0
Silicon (Si), % 0
0 to 0.080
Tin (Sn), % 9.0 to 11
0 to 0.0030
Zinc (Zn), % 0 to 0.2
69.3 to 73
Residuals, % 0 to 0.5
0