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C81500 Copper vs. C95500 Bronze

Both C81500 copper and C95500 bronze are copper alloys. They have 81% of their average alloy composition in common.

For each property being compared, the top bar is C81500 copper and the bottom bar is C95500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 110
200 to 210
Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 17
8.4 to 10
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 44
44
Tensile Strength: Ultimate (UTS), MPa 350
700 to 850
Tensile Strength: Yield (Proof), MPa 280
320 to 470

Thermal Properties

Latent Heat of Fusion, J/g 210
230
Maximum Temperature: Mechanical, °C 200
230
Melting Completion (Liquidus), °C 1090
1050
Melting Onset (Solidus), °C 1080
1040
Specific Heat Capacity, J/kg-K 390
450
Thermal Conductivity, W/m-K 320
42
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 82
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 83
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 31
28
Density, g/cm3 8.9
8.2
Embodied Carbon, kg CO2/kg material 2.6
3.5
Embodied Energy, MJ/kg 41
57
Embodied Water, L/kg 310
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
58 to 61
Resilience: Unit (Modulus of Resilience), kJ/m3 330
420 to 950
Stiffness to Weight: Axial, points 7.3
8.0
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 11
24 to 29
Strength to Weight: Bending, points 12
21 to 24
Thermal Diffusivity, mm2/s 91
11
Thermal Shock Resistance, points 12
24 to 29

Alloy Composition


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Aluminum (Al), % 0 to 0.1
10 to 11.5
Chromium (Cr), % 0.4 to 1.5
0
Copper (Cu), % 97.4 to 99.6
78 to 84
Iron (Fe), % 0 to 0.1
3.0 to 5.0
Lead (Pb), % 0 to 0.020
0
Manganese (Mn), % 0
0 to 3.5
Nickel (Ni), % 0
3.0 to 5.5
Silicon (Si), % 0 to 0.15
0
Tin (Sn), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0 to 0.5
0 to 0.5