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C87600 Bronze vs. CC764S Brass

Both C87600 bronze and CC764S brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 65% 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 C87600 bronze and the bottom bar is CC764S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 18
15
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 42
41
Tensile Strength: Ultimate (UTS), MPa 470
680
Tensile Strength: Yield (Proof), MPa 230
290

Thermal Properties

Latent Heat of Fusion, J/g 280
180
Maximum Temperature: Mechanical, °C 190
130
Melting Completion (Liquidus), °C 970
850
Melting Onset (Solidus), °C 860
810
Specific Heat Capacity, J/kg-K 410
400
Thermal Conductivity, W/m-K 28
94
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.0
32
Electrical Conductivity: Equal Weight (Specific), % IACS 6.4
36

Otherwise Unclassified Properties

Base Metal Price, % relative 29
23
Density, g/cm3 8.5
7.9
Embodied Carbon, kg CO2/kg material 2.7
2.9
Embodied Energy, MJ/kg 43
49
Embodied Water, L/kg 300
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71
80
Resilience: Unit (Modulus of Resilience), kJ/m3 240
390
Stiffness to Weight: Axial, points 7.4
7.6
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 16
24
Strength to Weight: Bending, points 16
22
Thermal Diffusivity, mm2/s 8.1
30
Thermal Shock Resistance, points 17
22

Alloy Composition

Aluminum (Al), % 0
1.0 to 3.0
Antimony (Sb), % 0
0 to 0.050
Copper (Cu), % 88 to 92.5
52 to 66
Iron (Fe), % 0
0.5 to 2.5
Lead (Pb), % 0 to 0.5
0 to 0.3
Manganese (Mn), % 0
0.3 to 4.0
Nickel (Ni), % 0
0 to 3.0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 3.5 to 5.5
0 to 0.1
Tin (Sn), % 0
0 to 0.3
Zinc (Zn), % 4.0 to 7.0
20.7 to 50.2
Residuals, % 0 to 0.5
0