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C72800 Copper-nickel vs. C86300 Bronze

Both C72800 copper-nickel and C86300 bronze are copper alloys. They have 65% of their average alloy composition in common. There are 28 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 C72800 copper-nickel and the bottom bar is C86300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 3.9 to 23
14
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 44
42
Tensile Strength: Ultimate (UTS), MPa 520 to 1270
850
Tensile Strength: Yield (Proof), MPa 250 to 1210
480

Thermal Properties

Latent Heat of Fusion, J/g 210
200
Maximum Temperature: Mechanical, °C 200
160
Melting Completion (Liquidus), °C 1080
920
Melting Onset (Solidus), °C 920
890
Specific Heat Capacity, J/kg-K 380
420
Thermal Conductivity, W/m-K 55
35
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 11
9.2

Otherwise Unclassified Properties

Base Metal Price, % relative 38
23
Density, g/cm3 8.8
7.8
Embodied Carbon, kg CO2/kg material 4.4
3.0
Embodied Energy, MJ/kg 68
51
Embodied Water, L/kg 360
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 37 to 99
100
Resilience: Unit (Modulus of Resilience), kJ/m3 260 to 5650
1030
Stiffness to Weight: Axial, points 7.4
7.8
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 17 to 40
30
Strength to Weight: Bending, points 16 to 30
25
Thermal Diffusivity, mm2/s 17
11
Thermal Shock Resistance, points 19 to 45
28

Alloy Composition

Aluminum (Al), % 0 to 0.1
5.0 to 7.5
Antimony (Sb), % 0 to 0.020
0
Bismuth (Bi), % 0 to 0.0010
0
Boron (B), % 0 to 0.0010
0
Copper (Cu), % 78.3 to 82.8
60 to 66
Iron (Fe), % 0 to 0.5
2.0 to 4.0
Lead (Pb), % 0 to 0.0050
0 to 0.2
Magnesium (Mg), % 0.0050 to 0.15
0
Manganese (Mn), % 0.050 to 0.3
2.5 to 5.0
Nickel (Ni), % 9.5 to 10.5
0 to 1.0
Niobium (Nb), % 0.1 to 0.3
0
Phosphorus (P), % 0 to 0.0050
0
Silicon (Si), % 0 to 0.050
0
Sulfur (S), % 0 to 0.0025
0
Tin (Sn), % 7.5 to 8.5
0 to 0.2
Titanium (Ti), % 0 to 0.010
0
Zinc (Zn), % 0 to 1.0
22 to 28
Residuals, % 0 to 0.3
0 to 1.0