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C71640 Copper-nickel vs. C86300 Bronze

Both C71640 copper-nickel and C86300 bronze are copper alloys. They have 68% 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 C71640 copper-nickel and the bottom bar is C86300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
110
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 52
42
Tensile Strength: Ultimate (UTS), MPa 490 to 630
850
Tensile Strength: Yield (Proof), MPa 190 to 460
480

Thermal Properties

Latent Heat of Fusion, J/g 240
200
Maximum Temperature: Mechanical, °C 260
160
Melting Completion (Liquidus), °C 1180
920
Melting Onset (Solidus), °C 1120
890
Specific Heat Capacity, J/kg-K 410
420
Thermal Conductivity, W/m-K 29
35
Thermal Expansion, µm/m-K 15
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 7.1
9.2

Otherwise Unclassified Properties

Base Metal Price, % relative 40
23
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 5.0
3.0
Embodied Energy, MJ/kg 73
51
Embodied Water, L/kg 280
360

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 750
1030
Stiffness to Weight: Axial, points 8.7
7.8
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 15 to 20
30
Strength to Weight: Bending, points 16 to 18
25
Thermal Diffusivity, mm2/s 8.2
11
Thermal Shock Resistance, points 16 to 21
28

Alloy Composition

Aluminum (Al), % 0
5.0 to 7.5
Copper (Cu), % 61.7 to 67.8
60 to 66
Iron (Fe), % 1.7 to 2.3
2.0 to 4.0
Lead (Pb), % 0 to 0.050
0 to 0.2
Manganese (Mn), % 1.5 to 2.5
2.5 to 5.0
Nickel (Ni), % 29 to 32
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