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CC761S Brass vs. C92500 Bronze

Both CC761S brass and C92500 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 82% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is CC761S brass and the bottom bar is C92500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 8.7
11
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 42
40
Tensile Strength: Ultimate (UTS), MPa 540
310
Tensile Strength: Yield (Proof), MPa 340
190

Thermal Properties

Latent Heat of Fusion, J/g 260
190
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 960
980
Melting Onset (Solidus), °C 910
870
Specific Heat Capacity, J/kg-K 410
370
Thermal Conductivity, W/m-K 27
63
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40
12
Electrical Conductivity: Equal Weight (Specific), % IACS 43
12

Otherwise Unclassified Properties

Base Metal Price, % relative 27
35
Density, g/cm3 8.3
8.7
Embodied Carbon, kg CO2/kg material 2.7
3.7
Embodied Energy, MJ/kg 45
61
Embodied Water, L/kg 300
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 41
30
Resilience: Unit (Modulus of Resilience), kJ/m3 530
170
Stiffness to Weight: Axial, points 7.4
6.8
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 18
9.8
Strength to Weight: Bending, points 18
12
Thermal Diffusivity, mm2/s 8.0
20
Thermal Shock Resistance, points 19
12

Alloy Composition

Aluminum (Al), % 0 to 0.1
0 to 0.0050
Antimony (Sb), % 0 to 0.050
0 to 0.25
Copper (Cu), % 78 to 83
85 to 88
Iron (Fe), % 0 to 0.6
0 to 0.3
Lead (Pb), % 0 to 0.8
1.0 to 1.5
Manganese (Mn), % 0 to 0.2
0
Nickel (Ni), % 0 to 1.0
0.8 to 1.5
Phosphorus (P), % 0 to 0.030
0 to 1.5
Silicon (Si), % 3.0 to 5.0
0 to 0.0050
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0 to 0.3
10 to 12
Zinc (Zn), % 8.9 to 19
0 to 0.5
Residuals, % 0
0 to 0.7