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C86200 Bronze vs. CC767S Brass

Both C86200 bronze and CC767S brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 88% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C86200 bronze and the bottom bar is CC767S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 21
34
Poisson's Ratio 0.32
0.31
Shear Modulus, GPa 42
40
Tensile Strength: Ultimate (UTS), MPa 710
430
Tensile Strength: Yield (Proof), MPa 350
150

Thermal Properties

Latent Heat of Fusion, J/g 190
180
Maximum Temperature: Mechanical, °C 160
120
Melting Completion (Liquidus), °C 940
840
Melting Onset (Solidus), °C 900
790
Specific Heat Capacity, J/kg-K 410
390
Thermal Conductivity, W/m-K 35
110
Thermal Expansion, µm/m-K 20
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
32
Electrical Conductivity: Equal Weight (Specific), % IACS 9.0
36

Otherwise Unclassified Properties

Base Metal Price, % relative 23
23
Density, g/cm3 8.0
8.0
Embodied Carbon, kg CO2/kg material 2.9
2.7
Embodied Energy, MJ/kg 49
47
Embodied Water, L/kg 340
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
110
Resilience: Unit (Modulus of Resilience), kJ/m3 540
100
Stiffness to Weight: Axial, points 7.8
7.3
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 25
15
Strength to Weight: Bending, points 22
16
Thermal Diffusivity, mm2/s 11
34
Thermal Shock Resistance, points 23
14

Alloy Composition

Aluminum (Al), % 3.0 to 4.9
0.1 to 0.8
Copper (Cu), % 60 to 66
58 to 64
Iron (Fe), % 2.0 to 4.0
0 to 0.5
Lead (Pb), % 0 to 0.2
0 to 0.1
Manganese (Mn), % 2.5 to 5.0
0 to 0.5
Nickel (Ni), % 0 to 1.0
0 to 1.0
Silicon (Si), % 0
0 to 0.2
Tin (Sn), % 0 to 0.2
0 to 0.1
Zinc (Zn), % 22 to 28
32.8 to 41.9
Residuals, % 0 to 1.0
0