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As-cast C82800 Copper vs. As-cast C95500 Bronze

Both as-cast C82800 copper and as-cast C95500 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 27 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is as-cast C82800 copper and the bottom bar is as-cast C95500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 20
10
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 46
44
Tensile Strength: Ultimate (UTS), MPa 670
700
Tensile Strength: Yield (Proof), MPa 380
320

Thermal Properties

Latent Heat of Fusion, J/g 240
230
Maximum Temperature: Mechanical, °C 310
230
Melting Completion (Liquidus), °C 930
1050
Melting Onset (Solidus), °C 890
1040
Specific Heat Capacity, J/kg-K 390
450
Thermal Conductivity, W/m-K 120
42
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 18
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 19
8.8

Otherwise Unclassified Properties

Density, g/cm3 8.7
8.2
Embodied Carbon, kg CO2/kg material 12
3.5
Embodied Energy, MJ/kg 190
57
Embodied Water, L/kg 310
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
58
Resilience: Unit (Modulus of Resilience), kJ/m3 590
420
Stiffness to Weight: Axial, points 7.8
8.0
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 21
24
Strength to Weight: Bending, points 20
21
Thermal Diffusivity, mm2/s 36
11
Thermal Shock Resistance, points 23
24

Alloy Composition

Aluminum (Al), % 0 to 0.15
10 to 11.5
Beryllium (Be), % 2.5 to 2.9
0
Chromium (Cr), % 0 to 0.1
0
Cobalt (Co), % 0.15 to 0.7
0
Copper (Cu), % 94.6 to 97.2
78 to 84
Iron (Fe), % 0 to 0.25
3.0 to 5.0
Lead (Pb), % 0 to 0.020
0
Manganese (Mn), % 0
0 to 3.5
Nickel (Ni), % 0 to 0.2
3.0 to 5.5
Silicon (Si), % 0.2 to 0.35
0
Tin (Sn), % 0 to 0.1
0
Titanium (Ti), % 0 to 0.12
0
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0
0 to 0.5