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C18100 Copper vs. C87600 Bronze

Both C18100 copper and C87600 bronze are copper alloys. They have a moderately high 91% 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 C18100 copper and the bottom bar is C87600 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 8.3
18
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 47
42
Tensile Strength: Ultimate (UTS), MPa 510
470
Tensile Strength: Yield (Proof), MPa 460
230

Thermal Properties

Latent Heat of Fusion, J/g 210
280
Maximum Temperature: Mechanical, °C 200
190
Melting Completion (Liquidus), °C 1080
970
Melting Onset (Solidus), °C 1020
860
Specific Heat Capacity, J/kg-K 390
410
Thermal Conductivity, W/m-K 320
28
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 80
6.0
Electrical Conductivity: Equal Weight (Specific), % IACS 81
6.4

Otherwise Unclassified Properties

Base Metal Price, % relative 31
29
Density, g/cm3 8.9
8.5
Embodied Carbon, kg CO2/kg material 2.7
2.7
Embodied Energy, MJ/kg 43
43
Embodied Water, L/kg 310
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40
71
Resilience: Unit (Modulus of Resilience), kJ/m3 900
240
Stiffness to Weight: Axial, points 7.3
7.4
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 16
16
Strength to Weight: Bending, points 16
16
Thermal Diffusivity, mm2/s 94
8.1
Thermal Shock Resistance, points 18
17

Alloy Composition

Chromium (Cr), % 0.4 to 1.2
0
Copper (Cu), % 98.7 to 99.49
88 to 92.5
Lead (Pb), % 0
0 to 0.5
Magnesium (Mg), % 0.030 to 0.060
0
Silicon (Si), % 0
3.5 to 5.5
Zinc (Zn), % 0
4.0 to 7.0
Zirconium (Zr), % 0.080 to 0.2
0
Residuals, % 0
0 to 0.5