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C31400 Bronze vs. ZA-8

C31400 bronze belongs to the copper alloys classification, while ZA-8 belongs to the zinc alloys. There are 29 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C31400 bronze and the bottom bar is ZA-8.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
85 to 86
Elongation at Break, % 6.8 to 29
1.3 to 8.0
Poisson's Ratio 0.33
0.26
Shear Modulus, GPa 42
34
Shear Strength, MPa 180 to 240
240 to 280
Tensile Strength: Ultimate (UTS), MPa 270 to 420
210 to 370
Tensile Strength: Yield (Proof), MPa 78 to 310
210 to 290

Thermal Properties

Latent Heat of Fusion, J/g 200
110
Maximum Temperature: Mechanical, °C 180
100
Melting Completion (Liquidus), °C 1040
400
Melting Onset (Solidus), °C 1010
380
Specific Heat Capacity, J/kg-K 380
440
Thermal Conductivity, W/m-K 180
120
Thermal Expansion, µm/m-K 18
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 42
28
Electrical Conductivity: Equal Weight (Specific), % IACS 43
40

Otherwise Unclassified Properties

Base Metal Price, % relative 29
11
Density, g/cm3 8.8
6.3
Embodied Carbon, kg CO2/kg material 2.6
3.3
Embodied Energy, MJ/kg 42
62
Embodied Water, L/kg 310
420

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 26 to 59
2.8 to 28
Resilience: Unit (Modulus of Resilience), kJ/m3 28 to 420
260 to 490
Stiffness to Weight: Axial, points 7.1
7.5
Stiffness to Weight: Bending, points 18
23
Strength to Weight: Axial, points 8.7 to 13
9.3 to 17
Strength to Weight: Bending, points 11 to 14
12 to 18
Thermal Diffusivity, mm2/s 54
42
Thermal Shock Resistance, points 9.6 to 15
7.6 to 13

Alloy Composition


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Aluminum (Al), % 0
8.0 to 8.8
Cadmium (Cd), % 0
0 to 0.0060
Copper (Cu), % 87.5 to 90.5
0.8 to 1.3
Iron (Fe), % 0 to 0.1
0 to 0.075
Lead (Pb), % 1.3 to 2.5
0 to 0.0060
Magnesium (Mg), % 0
0.015 to 0.030
Nickel (Ni), % 0 to 0.7
0 to 0.020
Silicon (Si), % 0
0 to 0.045
Tin (Sn), % 0
0 to 0.0030
Zinc (Zn), % 5.8 to 11.2
89.7 to 91.2
Residuals, % 0 to 0.4
0

Comparable Variants