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C95200 Bronze vs. CC767S Brass

Both C95200 bronze and CC767S brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 62% of their average alloy composition in common.

For each property being compared, the top bar is C95200 bronze and the bottom bar is CC767S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 120
86
Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 29
34
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 42
40
Tensile Strength: Ultimate (UTS), MPa 520
430
Tensile Strength: Yield (Proof), MPa 190
150

Thermal Properties

Latent Heat of Fusion, J/g 230
180
Maximum Temperature: Mechanical, °C 220
120
Melting Completion (Liquidus), °C 1050
840
Melting Onset (Solidus), °C 1040
790
Specific Heat Capacity, J/kg-K 430
390
Thermal Conductivity, W/m-K 50
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 28
23
Density, g/cm3 8.3
8.0
Embodied Carbon, kg CO2/kg material 3.0
2.7
Embodied Energy, MJ/kg 50
47
Embodied Water, L/kg 380
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
110
Resilience: Unit (Modulus of Resilience), kJ/m3 170
100
Stiffness to Weight: Axial, points 7.6
7.3
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 17
15
Strength to Weight: Bending, points 17
16
Thermal Diffusivity, mm2/s 14
34
Thermal Shock Resistance, points 19
14

Alloy Composition

Aluminum (Al), % 8.5 to 9.5
0.1 to 0.8
Copper (Cu), % 86 to 89
58 to 64
Iron (Fe), % 2.5 to 4.0
0 to 0.5
Lead (Pb), % 0
0 to 0.1
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0
0 to 1.0
Silicon (Si), % 0
0 to 0.2
Tin (Sn), % 0
0 to 0.1
Zinc (Zn), % 0
32.8 to 41.9
Residuals, % 0 to 1.0
0