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C72150 Copper-nickel vs. C87600 Bronze

Both C72150 copper-nickel and C87600 bronze are copper alloys. They have 55% 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 C72150 copper-nickel and the bottom bar is C87600 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 150
110
Elongation at Break, % 29
18
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 55
42
Tensile Strength: Ultimate (UTS), MPa 490
470
Tensile Strength: Yield (Proof), MPa 210
230

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Maximum Temperature: Mechanical, °C 600
190
Melting Completion (Liquidus), °C 1210
970
Melting Onset (Solidus), °C 1250
860
Specific Heat Capacity, J/kg-K 410
410
Thermal Conductivity, W/m-K 22
28
Thermal Expansion, µm/m-K 14
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.5
6.0
Electrical Conductivity: Equal Weight (Specific), % IACS 3.6
6.4

Otherwise Unclassified Properties

Base Metal Price, % relative 45
29
Density, g/cm3 8.9
8.5
Embodied Carbon, kg CO2/kg material 6.1
2.7
Embodied Energy, MJ/kg 88
43
Embodied Water, L/kg 270
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
71
Resilience: Unit (Modulus of Resilience), kJ/m3 150
240
Stiffness to Weight: Axial, points 9.1
7.4
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 15
16
Strength to Weight: Bending, points 15
16
Thermal Diffusivity, mm2/s 6.0
8.1
Thermal Shock Resistance, points 18
17

Alloy Composition

Carbon (C), % 0 to 0.1
0
Copper (Cu), % 52.5 to 57
88 to 92.5
Iron (Fe), % 0 to 0.1
0
Lead (Pb), % 0 to 0.050
0 to 0.5
Manganese (Mn), % 0 to 0.050
0
Nickel (Ni), % 43 to 46
0
Silicon (Si), % 0 to 0.5
3.5 to 5.5
Zinc (Zn), % 0 to 0.2
4.0 to 7.0
Residuals, % 0
0 to 0.5