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C95520 Bronze vs. CC767S Brass

Both C95520 bronze and CC767S brass are copper alloys. They have 63% of their average alloy composition in common.

For each property being compared, the top bar is C95520 bronze and the bottom bar is CC767S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 280
86
Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 2.6
34
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 44
40
Tensile Strength: Ultimate (UTS), MPa 970
430
Tensile Strength: Yield (Proof), MPa 530
150

Thermal Properties

Latent Heat of Fusion, J/g 240
180
Maximum Temperature: Mechanical, °C 240
120
Melting Completion (Liquidus), °C 1070
840
Melting Onset (Solidus), °C 1020
790
Specific Heat Capacity, J/kg-K 450
390
Thermal Conductivity, W/m-K 40
110
Thermal Expansion, µm/m-K 18
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
32
Electrical Conductivity: Equal Weight (Specific), % IACS 12
36

Otherwise Unclassified Properties

Base Metal Price, % relative 29
23
Density, g/cm3 8.2
8.0
Embodied Carbon, kg CO2/kg material 3.6
2.7
Embodied Energy, MJ/kg 58
47
Embodied Water, L/kg 390
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21
110
Resilience: Unit (Modulus of Resilience), kJ/m3 1210
100
Stiffness to Weight: Axial, points 8.0
7.3
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 33
15
Strength to Weight: Bending, points 27
16
Thermal Diffusivity, mm2/s 11
34
Thermal Shock Resistance, points 33
14

Alloy Composition


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Aluminum (Al), % 10.5 to 11.5
0.1 to 0.8
Chromium (Cr), % 0 to 0.050
0
Cobalt (Co), % 0 to 0.2
0
Copper (Cu), % 74.5 to 81.3
58 to 64
Iron (Fe), % 4.0 to 5.5
0 to 0.5
Lead (Pb), % 0 to 0.030
0 to 0.1
Manganese (Mn), % 0 to 1.5
0 to 0.5
Nickel (Ni), % 4.2 to 6.0
0 to 1.0
Silicon (Si), % 0 to 0.15
0 to 0.2
Tin (Sn), % 0 to 0.25
0 to 0.1
Zinc (Zn), % 0 to 0.3
32.8 to 41.9
Residuals, % 0 to 0.5
0