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C71640 Copper-nickel vs. C95200 Bronze

Both C71640 copper-nickel and C95200 bronze are copper alloys. They have 67% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C71640 copper-nickel and the bottom bar is C95200 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
110
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 52
42
Tensile Strength: Ultimate (UTS), MPa 490 to 630
520
Tensile Strength: Yield (Proof), MPa 190 to 460
190

Thermal Properties

Latent Heat of Fusion, J/g 240
230
Maximum Temperature: Mechanical, °C 260
220
Melting Completion (Liquidus), °C 1180
1050
Melting Onset (Solidus), °C 1120
1040
Specific Heat Capacity, J/kg-K 410
430
Thermal Conductivity, W/m-K 29
50
Thermal Expansion, µm/m-K 15
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
11
Electrical Conductivity: Equal Weight (Specific), % IACS 7.1
12

Otherwise Unclassified Properties

Base Metal Price, % relative 40
28
Density, g/cm3 8.9
8.3
Embodied Carbon, kg CO2/kg material 5.0
3.0
Embodied Energy, MJ/kg 73
50
Embodied Water, L/kg 280
380

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 750
170
Stiffness to Weight: Axial, points 8.7
7.6
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 15 to 20
17
Strength to Weight: Bending, points 16 to 18
17
Thermal Diffusivity, mm2/s 8.2
14
Thermal Shock Resistance, points 16 to 21
19

Alloy Composition


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Aluminum (Al), % 0
8.5 to 9.5
Copper (Cu), % 61.7 to 67.8
86 to 89
Iron (Fe), % 1.7 to 2.3
2.5 to 4.0
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 1.5 to 2.5
0
Nickel (Ni), % 29 to 32
0
Zinc (Zn), % 0 to 1.0
0
Residuals, % 0 to 0.5
0 to 1.0