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C92700 Bronze vs. CC760S Brass

Both C92700 bronze and CC760S brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 86% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C92700 bronze and the bottom bar is CC760S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 9.1
22
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 40
42
Tensile Strength: Ultimate (UTS), MPa 290
180
Tensile Strength: Yield (Proof), MPa 150
80

Thermal Properties

Latent Heat of Fusion, J/g 190
190
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 980
1000
Melting Onset (Solidus), °C 840
940
Specific Heat Capacity, J/kg-K 370
390
Thermal Conductivity, W/m-K 47
150
Thermal Expansion, µm/m-K 18
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
38
Electrical Conductivity: Equal Weight (Specific), % IACS 11
40

Otherwise Unclassified Properties

Base Metal Price, % relative 35
28
Density, g/cm3 8.7
8.6
Embodied Carbon, kg CO2/kg material 3.6
2.6
Embodied Energy, MJ/kg 58
43
Embodied Water, L/kg 390
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 22
33
Resilience: Unit (Modulus of Resilience), kJ/m3 110
29
Stiffness to Weight: Axial, points 6.8
7.2
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 9.1
5.8
Strength to Weight: Bending, points 11
8.2
Thermal Diffusivity, mm2/s 15
45
Thermal Shock Resistance, points 11
6.2

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.010
Antimony (Sb), % 0 to 0.25
0
Arsenic (As), % 0
0.050 to 0.15
Copper (Cu), % 86 to 89
83 to 88
Iron (Fe), % 0 to 0.2
0 to 0.15
Lead (Pb), % 1.0 to 2.5
0 to 0.5
Manganese (Mn), % 0
0 to 0.1
Nickel (Ni), % 0 to 1.0
0 to 0.1
Phosphorus (P), % 0 to 1.5
0
Silicon (Si), % 0 to 0.0050
0 to 0.020
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 9.0 to 11
0 to 0.3
Zinc (Zn), % 0 to 0.7
10.7 to 17
Residuals, % 0 to 0.7
0