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C24000 Brass vs. C37100 Brass

Both C24000 brass and C37100 brass are copper alloys. They have 80% of their average alloy composition in common. There are 25 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 C37100 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Poisson's Ratio 0.32
0.31
Rockwell Superficial 30T Hardness 51 to 78
43 to 71
Shear Modulus, GPa 42
40
Tensile Strength: Ultimate (UTS), MPa 310 to 640
370 to 520

Thermal Properties

Latent Heat of Fusion, J/g 190
170
Maximum Temperature: Mechanical, °C 160
120
Melting Completion (Liquidus), °C 1000
900
Melting Onset (Solidus), °C 970
890
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 140
120
Thermal Expansion, µm/m-K 19
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
27
Electrical Conductivity: Equal Weight (Specific), % IACS 34
30

Otherwise Unclassified Properties

Base Metal Price, % relative 27
23
Density, g/cm3 8.5
8.0
Embodied Carbon, kg CO2/kg material 2.6
2.7
Embodied Energy, MJ/kg 43
45
Embodied Water, L/kg 320
320

Common Calculations

Stiffness to Weight: Axial, points 7.2
7.2
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 10 to 21
13 to 18
Strength to Weight: Bending, points 12 to 20
14 to 18
Thermal Diffusivity, mm2/s 43
39
Thermal Shock Resistance, points 10 to 22
12 to 17

Alloy Composition

Copper (Cu), % 78.5 to 81.5
58 to 62
Iron (Fe), % 0 to 0.050
0 to 0.15
Lead (Pb), % 0 to 0.050
0.6 to 1.2
Zinc (Zn), % 18.2 to 21.5
36.3 to 41.4
Residuals, % 0
0 to 0.4