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C23400 Brass vs. C65500 Bronze

Both C23400 brass and C65500 bronze 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 (9, in this case) are not shown.

For each property being compared, the top bar is C23400 brass and the bottom bar is C65500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Poisson's Ratio 0.32
0.34
Rockwell B Hardness 52 to 91
62 to 97
Shear Modulus, GPa 42
43
Tensile Strength: Ultimate (UTS), MPa 370 to 640
360 to 760

Thermal Properties

Latent Heat of Fusion, J/g 190
260
Maximum Temperature: Mechanical, °C 160
200
Melting Completion (Liquidus), °C 970
1030
Melting Onset (Solidus), °C 930
970
Specific Heat Capacity, J/kg-K 390
400
Thermal Conductivity, W/m-K 120
36
Thermal Expansion, µm/m-K 19
18

Otherwise Unclassified Properties

Base Metal Price, % relative 27
29
Density, g/cm3 8.5
8.6
Embodied Carbon, kg CO2/kg material 2.6
2.7
Embodied Energy, MJ/kg 43
42
Embodied Water, L/kg 320
300

Common Calculations

Stiffness to Weight: Axial, points 7.2
7.5
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 12 to 21
12 to 24
Strength to Weight: Bending, points 13 to 19
13 to 21
Thermal Diffusivity, mm2/s 36
10
Thermal Shock Resistance, points 12 to 22
12 to 26

Alloy Composition

Copper (Cu), % 81 to 84
91.5 to 96.7
Iron (Fe), % 0 to 0.050
0 to 0.8
Lead (Pb), % 0 to 0.050
0 to 0.050
Manganese (Mn), % 0
0.5 to 1.3
Nickel (Ni), % 0
0 to 0.6
Silicon (Si), % 0
2.8 to 3.8
Zinc (Zn), % 15.7 to 19
0 to 1.5
Residuals, % 0
0 to 0.5

Comparable Variants