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C92800 Bronze vs. CC761S Brass

Both C92800 bronze and CC761S brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 81% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C92800 bronze and the bottom bar is CC761S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 1.0
8.7
Poisson's Ratio 0.35
0.33
Shear Modulus, GPa 37
42
Tensile Strength: Ultimate (UTS), MPa 280
540
Tensile Strength: Yield (Proof), MPa 210
340

Thermal Properties

Latent Heat of Fusion, J/g 170
260
Maximum Temperature: Mechanical, °C 140
170
Melting Completion (Liquidus), °C 960
960
Melting Onset (Solidus), °C 820
910
Specific Heat Capacity, J/kg-K 350
410
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
40
Electrical Conductivity: Equal Weight (Specific), % IACS 9.3
43

Otherwise Unclassified Properties

Base Metal Price, % relative 36
27
Density, g/cm3 8.7
8.3
Embodied Carbon, kg CO2/kg material 4.1
2.7
Embodied Energy, MJ/kg 67
45
Embodied Water, L/kg 430
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.5
41
Resilience: Unit (Modulus of Resilience), kJ/m3 210
530
Stiffness to Weight: Axial, points 6.4
7.4
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 8.8
18
Strength to Weight: Bending, points 11
18
Thermal Shock Resistance, points 11
19

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.1
Antimony (Sb), % 0 to 0.25
0 to 0.050
Copper (Cu), % 78 to 82
78 to 83
Iron (Fe), % 0 to 0.2
0 to 0.6
Lead (Pb), % 4.0 to 6.0
0 to 0.8
Manganese (Mn), % 0
0 to 0.2
Nickel (Ni), % 0 to 0.8
0 to 1.0
Phosphorus (P), % 0 to 1.5
0 to 0.030
Silicon (Si), % 0 to 0.0050
3.0 to 5.0
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 15 to 17
0 to 0.3
Zinc (Zn), % 0 to 0.8
8.9 to 19
Residuals, % 0 to 0.7
0