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C24000 Brass vs. C99400 Brass

Both C24000 brass and C99400 brass are copper alloys. They have 83% of their average alloy composition in common. There are 22 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 C99400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 42
44
Tensile Strength: Ultimate (UTS), MPa 310 to 640
460 to 550

Thermal Properties

Latent Heat of Fusion, J/g 190
230
Maximum Temperature: Mechanical, °C 160
200
Melting Completion (Liquidus), °C 1000
1070
Melting Onset (Solidus), °C 970
1020
Specific Heat Capacity, J/kg-K 390
400
Thermal Expansion, µm/m-K 19
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
17
Electrical Conductivity: Equal Weight (Specific), % IACS 34
17

Otherwise Unclassified Properties

Base Metal Price, % relative 27
30
Density, g/cm3 8.5
8.7
Embodied Carbon, kg CO2/kg material 2.6
2.8
Embodied Energy, MJ/kg 43
45
Embodied Water, L/kg 320
310

Common Calculations

Stiffness to Weight: Axial, points 7.2
7.5
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 10 to 21
15 to 17
Strength to Weight: Bending, points 12 to 20
15 to 17
Thermal Shock Resistance, points 10 to 22
16 to 19

Alloy Composition

Aluminum (Al), % 0
0.5 to 2.0
Copper (Cu), % 78.5 to 81.5
83.5 to 96.5
Iron (Fe), % 0 to 0.050
1.0 to 3.0
Lead (Pb), % 0 to 0.050
0 to 0.25
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0
1.0 to 3.5
Silicon (Si), % 0
0.5 to 2.0
Zinc (Zn), % 18.2 to 21.5
0.5 to 5.0
Residuals, % 0
0 to 0.3