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C24000 Brass vs. C64210 Bronze

Both C24000 brass and C64210 bronze 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 C64210 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.32
0.34
Rockwell B Hardness 52 to 91
77
Shear Modulus, GPa 42
42
Tensile Strength: Ultimate (UTS), MPa 310 to 640
570

Thermal Properties

Latent Heat of Fusion, J/g 190
250
Maximum Temperature: Mechanical, °C 160
210
Melting Completion (Liquidus), °C 1000
1040
Melting Onset (Solidus), °C 970
990
Specific Heat Capacity, J/kg-K 390
430
Thermal Conductivity, W/m-K 140
48
Thermal Expansion, µm/m-K 19
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
13
Electrical Conductivity: Equal Weight (Specific), % IACS 34
14

Otherwise Unclassified Properties

Base Metal Price, % relative 27
29
Density, g/cm3 8.5
8.4
Embodied Carbon, kg CO2/kg material 2.6
3.0
Embodied Energy, MJ/kg 43
49
Embodied Water, L/kg 320
360

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
19
Strength to Weight: Bending, points 12 to 20
18
Thermal Diffusivity, mm2/s 43
13
Thermal Shock Resistance, points 10 to 22
21

Alloy Composition

Aluminum (Al), % 0
6.3 to 7.0
Arsenic (As), % 0
0 to 0.15
Copper (Cu), % 78.5 to 81.5
89 to 92.2
Iron (Fe), % 0 to 0.050
0 to 0.3
Lead (Pb), % 0 to 0.050
0 to 0.050
Manganese (Mn), % 0
0 to 0.1
Nickel (Ni), % 0
0 to 0.25
Silicon (Si), % 0
1.5 to 2.0
Tin (Sn), % 0
0 to 0.2
Zinc (Zn), % 18.2 to 21.5
0 to 0.5
Residuals, % 0
0 to 0.5