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C24000 Brass vs. C87600 Bronze

Both C24000 brass and C87600 bronze are copper alloys. They have 86% of their average alloy composition in common. There are 24 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 C24000 brass and the bottom bar is C87600 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 42
42
Tensile Strength: Ultimate (UTS), MPa 310 to 640
470

Thermal Properties

Latent Heat of Fusion, J/g 190
280
Maximum Temperature: Mechanical, °C 160
190
Melting Completion (Liquidus), °C 1000
970
Melting Onset (Solidus), °C 970
860
Specific Heat Capacity, J/kg-K 390
410
Thermal Conductivity, W/m-K 140
28
Thermal Expansion, µm/m-K 19
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
6.0
Electrical Conductivity: Equal Weight (Specific), % IACS 34
6.4

Otherwise Unclassified Properties

Base Metal Price, % relative 27
29
Density, g/cm3 8.5
8.5
Embodied Carbon, kg CO2/kg material 2.6
2.7
Embodied Energy, MJ/kg 43
43
Embodied Water, L/kg 320
300

Common Calculations

Stiffness to Weight: Axial, points 7.2
7.4
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 10 to 21
16
Strength to Weight: Bending, points 12 to 20
16
Thermal Diffusivity, mm2/s 43
8.1
Thermal Shock Resistance, points 10 to 22
17

Alloy Composition

Copper (Cu), % 78.5 to 81.5
88 to 92.5
Iron (Fe), % 0 to 0.050
0
Lead (Pb), % 0 to 0.050
0 to 0.5
Silicon (Si), % 0
3.5 to 5.5
Zinc (Zn), % 18.2 to 21.5
4.0 to 7.0
Residuals, % 0
0 to 0.5