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C72500 Copper-nickel vs. C95200 Bronze

Both C72500 copper-nickel and C95200 bronze are copper alloys. They have 88% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C72500 copper-nickel and the bottom bar is C95200 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 45
42
Tensile Strength: Ultimate (UTS), MPa 420 to 780
520

Thermal Properties

Latent Heat of Fusion, J/g 210
230
Maximum Temperature: Mechanical, °C 210
220
Melting Completion (Liquidus), °C 1130
1050
Melting Onset (Solidus), °C 1060
1040
Specific Heat Capacity, J/kg-K 390
430
Thermal Conductivity, W/m-K 54
50
Thermal Expansion, µm/m-K 17
18

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 35
28
Density, g/cm3 8.9
8.3
Embodied Carbon, kg CO2/kg material 3.6
3.0
Embodied Energy, MJ/kg 55
50
Embodied Water, L/kg 320
380

Common Calculations

Stiffness to Weight: Axial, points 7.6
7.6
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 13 to 24
17
Strength to Weight: Bending, points 14 to 21
17
Thermal Diffusivity, mm2/s 16
14
Thermal Shock Resistance, points 14 to 27
19

Alloy Composition

Aluminum (Al), % 0
8.5 to 9.5
Copper (Cu), % 85.2 to 89.7
86 to 89
Iron (Fe), % 0 to 0.6
2.5 to 4.0
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0 to 0.2
0
Nickel (Ni), % 8.5 to 10.5
0
Tin (Sn), % 1.8 to 2.8
0
Zinc (Zn), % 0 to 0.5
0
Residuals, % 0
0 to 1.0