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C93700 Bronze vs. CC767S Brass

Both C93700 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. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C93700 bronze and the bottom bar is CC767S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 99
110
Elongation at Break, % 20
34
Poisson's Ratio 0.35
0.31
Shear Modulus, GPa 37
40
Tensile Strength: Ultimate (UTS), MPa 240
430
Tensile Strength: Yield (Proof), MPa 130
150

Thermal Properties

Latent Heat of Fusion, J/g 170
180
Maximum Temperature: Mechanical, °C 140
120
Melting Completion (Liquidus), °C 930
840
Melting Onset (Solidus), °C 760
790
Specific Heat Capacity, J/kg-K 350
390
Thermal Conductivity, W/m-K 47
110
Thermal Expansion, µm/m-K 19
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
32
Electrical Conductivity: Equal Weight (Specific), % IACS 10
36

Otherwise Unclassified Properties

Base Metal Price, % relative 33
23
Density, g/cm3 8.9
8.0
Embodied Carbon, kg CO2/kg material 3.5
2.7
Embodied Energy, MJ/kg 57
47
Embodied Water, L/kg 390
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40
110
Resilience: Unit (Modulus of Resilience), kJ/m3 79
100
Stiffness to Weight: Axial, points 6.2
7.3
Stiffness to Weight: Bending, points 17
20
Strength to Weight: Axial, points 7.5
15
Strength to Weight: Bending, points 9.6
16
Thermal Diffusivity, mm2/s 15
34
Thermal Shock Resistance, points 9.4
14

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0.1 to 0.8
Antimony (Sb), % 0 to 0.5
0
Copper (Cu), % 78 to 82
58 to 64
Iron (Fe), % 0 to 0.15
0 to 0.5
Lead (Pb), % 8.0 to 11
0 to 0.1
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0 to 1.0
0 to 1.0
Phosphorus (P), % 0 to 1.5
0
Silicon (Si), % 0 to 0.0050
0 to 0.2
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 9.0 to 11
0 to 0.1
Zinc (Zn), % 0 to 0.8
32.8 to 41.9
Residuals, % 0 to 1.0
0