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C67300 Bronze vs. CC766S Brass

Both C67300 bronze and CC766S brass are copper alloys. They have a very high 95% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C67300 bronze and the bottom bar is CC766S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 12
28
Poisson's Ratio 0.31
0.31
Shear Modulus, GPa 41
40
Tensile Strength: Ultimate (UTS), MPa 500
500
Tensile Strength: Yield (Proof), MPa 340
190

Thermal Properties

Latent Heat of Fusion, J/g 190
180
Maximum Temperature: Mechanical, °C 130
130
Melting Completion (Liquidus), °C 870
840
Melting Onset (Solidus), °C 830
800
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 95
89
Thermal Expansion, µm/m-K 20
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22
32
Electrical Conductivity: Equal Weight (Specific), % IACS 25
36

Otherwise Unclassified Properties

Base Metal Price, % relative 23
24
Density, g/cm3 8.0
8.0
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 46
48
Embodied Water, L/kg 320
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 55
110
Resilience: Unit (Modulus of Resilience), kJ/m3 550
180
Stiffness to Weight: Axial, points 7.4
7.3
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 17
17
Strength to Weight: Bending, points 17
18
Thermal Diffusivity, mm2/s 30
28
Thermal Shock Resistance, points 16
17

Alloy Composition

Aluminum (Al), % 0 to 0.25
0.3 to 1.8
Antimony (Sb), % 0
0 to 0.1
Copper (Cu), % 58 to 63
58 to 64
Iron (Fe), % 0 to 0.5
0 to 0.5
Lead (Pb), % 0.4 to 3.0
0 to 0.5
Manganese (Mn), % 2.0 to 3.5
0 to 0.5
Nickel (Ni), % 0 to 0.25
0 to 2.0
Silicon (Si), % 0.5 to 1.5
0 to 0.6
Tin (Sn), % 0 to 0.3
0 to 0.5
Zinc (Zn), % 27.2 to 39.1
29.5 to 41.7
Residuals, % 0 to 0.5
0