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C70400 Copper-nickel vs. C86300 Bronze

Both C70400 copper-nickel and C86300 bronze are copper alloys. They have 66% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C70400 copper-nickel and the bottom bar is C86300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 45
42
Tensile Strength: Ultimate (UTS), MPa 300 to 310
850
Tensile Strength: Yield (Proof), MPa 95 to 230
480

Thermal Properties

Latent Heat of Fusion, J/g 210
200
Maximum Temperature: Mechanical, °C 210
160
Melting Completion (Liquidus), °C 1120
920
Melting Onset (Solidus), °C 1060
890
Specific Heat Capacity, J/kg-K 390
420
Thermal Conductivity, W/m-K 64
35
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 14
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 14
9.2

Otherwise Unclassified Properties

Base Metal Price, % relative 32
23
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 3.0
3.0
Embodied Energy, MJ/kg 47
51
Embodied Water, L/kg 300
360

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 38 to 220
1030
Stiffness to Weight: Axial, points 7.5
7.8
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 9.3 to 9.8
30
Strength to Weight: Bending, points 11 to 12
25
Thermal Diffusivity, mm2/s 18
11
Thermal Shock Resistance, points 10 to 11
28

Alloy Composition

Aluminum (Al), % 0
5.0 to 7.5
Copper (Cu), % 89.8 to 93.6
60 to 66
Iron (Fe), % 1.3 to 1.7
2.0 to 4.0
Lead (Pb), % 0 to 0.050
0 to 0.2
Manganese (Mn), % 0.3 to 0.8
2.5 to 5.0
Nickel (Ni), % 4.8 to 6.2
0 to 1.0
Tin (Sn), % 0
0 to 0.2
Zinc (Zn), % 0 to 1.0
22 to 28
Residuals, % 0 to 0.5
0 to 1.0