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ZA-27 vs. C63800 Bronze

ZA-27 belongs to the zinc alloys classification, while C63800 bronze belongs to the copper alloys. There are 27 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is ZA-27 and the bottom bar is C63800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 78
110
Elongation at Break, % 2.0 to 4.5
7.9 to 41
Poisson's Ratio 0.27
0.34
Rockwell B Hardness 60 to 72
94 to 110
Shear Modulus, GPa 31
43
Shear Strength, MPa 230 to 330
320 to 500
Tensile Strength: Ultimate (UTS), MPa 400 to 430
460 to 1010

Thermal Properties

Latent Heat of Fusion, J/g 130
240
Maximum Temperature: Mechanical, °C 120
200
Melting Completion (Liquidus), °C 480
1030
Melting Onset (Solidus), °C 380
1000
Specific Heat Capacity, J/kg-K 530
410
Thermal Conductivity, W/m-K 130
40
Thermal Expansion, µm/m-K 26
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 30
10
Electrical Conductivity: Equal Weight (Specific), % IACS 53
10

Otherwise Unclassified Properties

Base Metal Price, % relative 11
30
Density, g/cm3 5.0
8.6
Embodied Carbon, kg CO2/kg material 4.2
2.8
Embodied Energy, MJ/kg 80
45
Embodied Water, L/kg 570
330

Common Calculations

Stiffness to Weight: Axial, points 8.6
7.4
Stiffness to Weight: Bending, points 28
19
Strength to Weight: Axial, points 22 to 24
15 to 33
Strength to Weight: Bending, points 24 to 25
15 to 26
Thermal Diffusivity, mm2/s 47
11
Thermal Shock Resistance, points 14 to 15
17 to 36

Alloy Composition

Aluminum (Al), % 25 to 28
2.5 to 3.1
Cadmium (Cd), % 0 to 0.0060
0
Cobalt (Co), % 0
0.25 to 0.55
Copper (Cu), % 2.0 to 2.5
92.4 to 95.8
Iron (Fe), % 0 to 0.1
0 to 0.2
Lead (Pb), % 0 to 0.0060
0 to 0.050
Magnesium (Mg), % 0.010 to 0.020
0
Manganese (Mn), % 0
0 to 0.1
Nickel (Ni), % 0 to 0.020
0 to 0.2
Silicon (Si), % 0 to 0.080
1.5 to 2.1
Tin (Sn), % 0 to 0.0030
0
Zinc (Zn), % 69.3 to 73
0 to 0.8
Residuals, % 0
0 to 0.5