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CC330G Bronze vs. C87500 Brass

Both CC330G bronze and C87500 brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 83% 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 CC330G bronze and the bottom bar is C87500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 20
18
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 42
42
Tensile Strength: Ultimate (UTS), MPa 530
460
Tensile Strength: Yield (Proof), MPa 190
190

Thermal Properties

Latent Heat of Fusion, J/g 230
260
Maximum Temperature: Mechanical, °C 220
170
Melting Completion (Liquidus), °C 1050
920
Melting Onset (Solidus), °C 1000
820
Specific Heat Capacity, J/kg-K 430
410
Thermal Conductivity, W/m-K 62
28
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 14
6.7
Electrical Conductivity: Equal Weight (Specific), % IACS 15
7.3

Otherwise Unclassified Properties

Base Metal Price, % relative 29
27
Density, g/cm3 8.4
8.3
Embodied Carbon, kg CO2/kg material 3.2
2.7
Embodied Energy, MJ/kg 52
44
Embodied Water, L/kg 390
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 82
67
Resilience: Unit (Modulus of Resilience), kJ/m3 170
160
Stiffness to Weight: Axial, points 7.5
7.4
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 18
16
Strength to Weight: Bending, points 17
16
Thermal Diffusivity, mm2/s 17
8.3
Thermal Shock Resistance, points 19
17

Alloy Composition

Aluminum (Al), % 8.0 to 10.5
0 to 0.5
Copper (Cu), % 87 to 92
79 to 85
Iron (Fe), % 0 to 1.2
0
Lead (Pb), % 0 to 0.3
0 to 0.5
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 0 to 1.0
0
Silicon (Si), % 0 to 0.2
3.0 to 5.0
Tin (Sn), % 0 to 0.3
0
Zinc (Zn), % 0 to 0.5
12 to 16
Residuals, % 0
0 to 0.5