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C72800 Copper-nickel vs. C95520 Bronze

Both C72800 copper-nickel and C95520 bronze are copper alloys. They have 84% of their average alloy composition in common. There are 28 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 C72800 copper-nickel and the bottom bar is C95520 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 3.9 to 23
2.6
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 44
44
Tensile Strength: Ultimate (UTS), MPa 520 to 1270
970
Tensile Strength: Yield (Proof), MPa 250 to 1210
530

Thermal Properties

Latent Heat of Fusion, J/g 210
240
Maximum Temperature: Mechanical, °C 200
240
Melting Completion (Liquidus), °C 1080
1070
Melting Onset (Solidus), °C 920
1020
Specific Heat Capacity, J/kg-K 380
450
Thermal Conductivity, W/m-K 55
40
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 38
29
Density, g/cm3 8.8
8.2
Embodied Carbon, kg CO2/kg material 4.4
3.6
Embodied Energy, MJ/kg 68
58
Embodied Water, L/kg 360
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 37 to 99
21
Resilience: Unit (Modulus of Resilience), kJ/m3 260 to 5650
1210
Stiffness to Weight: Axial, points 7.4
8.0
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 17 to 40
33
Strength to Weight: Bending, points 16 to 30
27
Thermal Diffusivity, mm2/s 17
11
Thermal Shock Resistance, points 19 to 45
33

Alloy Composition

Aluminum (Al), % 0 to 0.1
10.5 to 11.5
Antimony (Sb), % 0 to 0.020
0
Bismuth (Bi), % 0 to 0.0010
0
Boron (B), % 0 to 0.0010
0
Chromium (Cr), % 0
0 to 0.050
Cobalt (Co), % 0
0 to 0.2
Copper (Cu), % 78.3 to 82.8
74.5 to 81.3
Iron (Fe), % 0 to 0.5
4.0 to 5.5
Lead (Pb), % 0 to 0.0050
0 to 0.030
Magnesium (Mg), % 0.0050 to 0.15
0
Manganese (Mn), % 0.050 to 0.3
0 to 1.5
Nickel (Ni), % 9.5 to 10.5
4.2 to 6.0
Niobium (Nb), % 0.1 to 0.3
0
Phosphorus (P), % 0 to 0.0050
0
Silicon (Si), % 0 to 0.050
0 to 0.15
Sulfur (S), % 0 to 0.0025
0
Tin (Sn), % 7.5 to 8.5
0 to 0.25
Titanium (Ti), % 0 to 0.010
0
Zinc (Zn), % 0 to 1.0
0 to 0.3
Residuals, % 0
0 to 0.5