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C17465 Copper vs. C23400 Brass

Both C17465 copper and C23400 brass are copper alloys. They have 83% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C17465 copper and the bottom bar is C23400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Poisson's Ratio 0.34
0.32
Rockwell B Hardness 44 to 110
52 to 91
Shear Modulus, GPa 44
42
Tensile Strength: Ultimate (UTS), MPa 310 to 930
370 to 640

Thermal Properties

Latent Heat of Fusion, J/g 210
190
Maximum Temperature: Mechanical, °C 210
160
Melting Completion (Liquidus), °C 1080
970
Melting Onset (Solidus), °C 1030
930
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 220
120
Thermal Expansion, µm/m-K 17
19

Otherwise Unclassified Properties

Base Metal Price, % relative 45
27
Density, g/cm3 8.9
8.5
Embodied Carbon, kg CO2/kg material 4.1
2.6
Embodied Energy, MJ/kg 64
43
Embodied Water, L/kg 310
320

Common Calculations

Stiffness to Weight: Axial, points 7.3
7.2
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 9.7 to 29
12 to 21
Strength to Weight: Bending, points 11 to 24
13 to 19
Thermal Diffusivity, mm2/s 64
36
Thermal Shock Resistance, points 11 to 33
12 to 22

Alloy Composition


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Aluminum (Al), % 0 to 0.2
0
Beryllium (Be), % 0.15 to 0.5
0
Copper (Cu), % 95.7 to 98.7
81 to 84
Iron (Fe), % 0 to 0.2
0 to 0.050
Lead (Pb), % 0.2 to 0.6
0 to 0.050
Nickel (Ni), % 1.0 to 1.4
0
Silicon (Si), % 0 to 0.2
0
Tin (Sn), % 0 to 0.25
0
Zinc (Zn), % 0
15.7 to 19
Zirconium (Zr), % 0 to 0.5
0
Residuals, % 0 to 0.5
0 to 0.2