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C31400 Bronze vs. C24000 Brass

Both C31400 bronze and C24000 brass are copper alloys. They have 89% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C31400 bronze and the bottom bar is C24000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 42
42
Tensile Strength: Ultimate (UTS), MPa 270 to 420
310 to 640

Thermal Properties

Latent Heat of Fusion, J/g 200
190
Maximum Temperature: Mechanical, °C 180
160
Melting Completion (Liquidus), °C 1040
1000
Melting Onset (Solidus), °C 1010
970
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 180
140
Thermal Expansion, µm/m-K 18
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 42
32
Electrical Conductivity: Equal Weight (Specific), % IACS 43
34

Otherwise Unclassified Properties

Base Metal Price, % relative 29
27
Density, g/cm3 8.8
8.5
Embodied Carbon, kg CO2/kg material 2.6
2.6
Embodied Energy, MJ/kg 42
43
Embodied Water, L/kg 310
320

Common Calculations

Stiffness to Weight: Axial, points 7.1
7.2
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 8.7 to 13
10 to 21
Strength to Weight: Bending, points 11 to 14
12 to 20
Thermal Diffusivity, mm2/s 54
43
Thermal Shock Resistance, points 9.6 to 15
10 to 22

Alloy Composition


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Copper (Cu), % 87.5 to 90.5
78.5 to 81.5
Iron (Fe), % 0 to 0.1
0 to 0.050
Lead (Pb), % 1.3 to 2.5
0 to 0.050
Nickel (Ni), % 0 to 0.7
0
Zinc (Zn), % 5.8 to 11.2
18.2 to 21.5
Residuals, % 0 to 0.4
0 to 0.2

Comparable Variants