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CC763S Brass vs. C89320 Bronze

Both CC763S brass and C89320 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 63% of their average alloy composition in common. There are 26 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 CC763S brass and the bottom bar is C89320 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 7.3
17
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 41
40
Tensile Strength: Ultimate (UTS), MPa 490
270
Tensile Strength: Yield (Proof), MPa 270
140

Thermal Properties

Latent Heat of Fusion, J/g 190
190
Maximum Temperature: Mechanical, °C 140
180
Melting Completion (Liquidus), °C 870
1050
Melting Onset (Solidus), °C 830
930
Specific Heat Capacity, J/kg-K 400
360
Thermal Expansion, µm/m-K 20
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29
15
Electrical Conductivity: Equal Weight (Specific), % IACS 32
15

Otherwise Unclassified Properties

Base Metal Price, % relative 24
37
Density, g/cm3 8.0
8.9
Embodied Carbon, kg CO2/kg material 2.9
3.5
Embodied Energy, MJ/kg 49
56
Embodied Water, L/kg 330
490

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 30
38
Resilience: Unit (Modulus of Resilience), kJ/m3 340
93
Stiffness to Weight: Axial, points 7.5
6.8
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 17
8.5
Strength to Weight: Bending, points 17
10
Thermal Shock Resistance, points 16
10

Alloy Composition

Aluminum (Al), % 1.0 to 2.5
0 to 0.0050
Antimony (Sb), % 0 to 0.080
0 to 0.35
Bismuth (Bi), % 0
4.0 to 6.0
Copper (Cu), % 56.5 to 67
87 to 91
Iron (Fe), % 0.5 to 2.0
0 to 0.2
Lead (Pb), % 0 to 1.5
0 to 0.090
Manganese (Mn), % 1.0 to 3.5
0
Nickel (Ni), % 0 to 2.5
0 to 1.0
Phosphorus (P), % 0
0 to 0.3
Silicon (Si), % 0 to 1.0
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0 to 1.0
5.0 to 7.0
Zinc (Zn), % 18.9 to 41
0 to 1.0
Residuals, % 0
0 to 0.5