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C67300 Bronze vs. CC755S Brass

Both C67300 bronze and CC755S 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 CC755S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 12
9.5
Poisson's Ratio 0.31
0.31
Shear Modulus, GPa 41
40
Tensile Strength: Ultimate (UTS), MPa 500
390
Tensile Strength: Yield (Proof), MPa 340
250

Thermal Properties

Latent Heat of Fusion, J/g 190
170
Maximum Temperature: Mechanical, °C 130
120
Melting Completion (Liquidus), °C 870
820
Melting Onset (Solidus), °C 830
780
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 95
120
Thermal Expansion, µm/m-K 20
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22
27
Electrical Conductivity: Equal Weight (Specific), % IACS 25
30

Otherwise Unclassified Properties

Base Metal Price, % relative 23
23
Density, g/cm3 8.0
8.1
Embodied Carbon, kg CO2/kg material 2.7
2.7
Embodied Energy, MJ/kg 46
46
Embodied Water, L/kg 320
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 55
33
Resilience: Unit (Modulus of Resilience), kJ/m3 550
290
Stiffness to Weight: Axial, points 7.4
7.1
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 17
14
Strength to Weight: Bending, points 17
15
Thermal Diffusivity, mm2/s 30
38
Thermal Shock Resistance, points 16
13

Alloy Composition

Aluminum (Al), % 0 to 0.25
0.4 to 0.7
Copper (Cu), % 58 to 63
59.5 to 61
Iron (Fe), % 0 to 0.5
0.050 to 0.2
Lead (Pb), % 0.4 to 3.0
1.2 to 1.7
Manganese (Mn), % 2.0 to 3.5
0 to 0.050
Nickel (Ni), % 0 to 0.25
0 to 0.2
Silicon (Si), % 0.5 to 1.5
0 to 0.050
Tin (Sn), % 0 to 0.3
0 to 0.3
Zinc (Zn), % 27.2 to 39.1
35.8 to 38.9
Residuals, % 0 to 0.5
0