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C86300 Bronze vs. C72200 Copper-nickel

Both C86300 bronze and C72200 copper-nickel are copper alloys. They have 65% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C86300 bronze and the bottom bar is C72200 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
130
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 42
48
Tensile Strength: Ultimate (UTS), MPa 850
350 to 580

Thermal Properties

Latent Heat of Fusion, J/g 200
220
Maximum Temperature: Mechanical, °C 160
230
Melting Completion (Liquidus), °C 920
1180
Melting Onset (Solidus), °C 890
1120
Specific Heat Capacity, J/kg-K 420
400
Thermal Conductivity, W/m-K 35
34
Thermal Expansion, µm/m-K 20
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
6.5
Electrical Conductivity: Equal Weight (Specific), % IACS 9.2
6.6

Otherwise Unclassified Properties

Base Metal Price, % relative 23
36
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 3.0
3.9
Embodied Energy, MJ/kg 51
59
Embodied Water, L/kg 360
300

Common Calculations

Stiffness to Weight: Axial, points 7.8
8.0
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 30
11 to 18
Strength to Weight: Bending, points 25
12 to 17
Thermal Diffusivity, mm2/s 11
9.6
Thermal Shock Resistance, points 28
12 to 20

Alloy Composition

Aluminum (Al), % 5.0 to 7.5
0
Chromium (Cr), % 0
0.3 to 0.7
Copper (Cu), % 60 to 66
78.1 to 84.2
Iron (Fe), % 2.0 to 4.0
0.5 to 1.0
Lead (Pb), % 0 to 0.2
0 to 0.050
Manganese (Mn), % 2.5 to 5.0
0 to 1.0
Nickel (Ni), % 0 to 1.0
15 to 18
Tin (Sn), % 0 to 0.2
0
Zinc (Zn), % 22 to 28
0 to 1.0
Residuals, % 0 to 1.0
0 to 0.2