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C24000 Brass vs. C87400 Brass

Both C24000 brass and C87400 brass are copper alloys. They have a moderately high 94% 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 C87400 brass.

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
41
Tensile Strength: Ultimate (UTS), MPa 310 to 640
390

Thermal Properties

Latent Heat of Fusion, J/g 190
250
Maximum Temperature: Mechanical, °C 160
170
Melting Completion (Liquidus), °C 1000
920
Melting Onset (Solidus), °C 970
820
Specific Heat Capacity, J/kg-K 390
400
Thermal Conductivity, W/m-K 140
28
Thermal Expansion, µm/m-K 19
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
6.7
Electrical Conductivity: Equal Weight (Specific), % IACS 34
7.2

Otherwise Unclassified Properties

Base Metal Price, % relative 27
27
Density, g/cm3 8.5
8.3
Embodied Carbon, kg CO2/kg material 2.6
2.7
Embodied Energy, MJ/kg 43
44
Embodied Water, L/kg 320
310

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
13
Strength to Weight: Bending, points 12 to 20
14
Thermal Diffusivity, mm2/s 43
8.3
Thermal Shock Resistance, points 10 to 22
14

Alloy Composition

Aluminum (Al), % 0
0 to 0.8
Copper (Cu), % 78.5 to 81.5
79 to 85.5
Iron (Fe), % 0 to 0.050
0
Lead (Pb), % 0 to 0.050
0 to 1.0
Silicon (Si), % 0
2.5 to 4.0
Zinc (Zn), % 18.2 to 21.5
12 to 16
Residuals, % 0
0 to 0.8