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C70620 Copper-nickel vs. C83800 Bronze

Both C70620 copper-nickel and C83800 bronze are copper alloys. They have 84% of their average alloy composition in common. There are 22 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 C70620 copper-nickel and the bottom bar is C83800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
100
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 46
39
Tensile Strength: Ultimate (UTS), MPa 300 to 570
230

Thermal Properties

Latent Heat of Fusion, J/g 220
180
Maximum Temperature: Mechanical, °C 220
160
Melting Completion (Liquidus), °C 1120
1000
Melting Onset (Solidus), °C 1060
840
Specific Heat Capacity, J/kg-K 390
370
Thermal Conductivity, W/m-K 49
72
Thermal Expansion, µm/m-K 17
19

Otherwise Unclassified Properties

Base Metal Price, % relative 33
30
Density, g/cm3 8.9
8.8
Embodied Carbon, kg CO2/kg material 3.4
2.9
Embodied Energy, MJ/kg 51
47
Embodied Water, L/kg 300
340

Common Calculations

Stiffness to Weight: Axial, points 7.7
6.6
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 9.3 to 18
7.4
Strength to Weight: Bending, points 11 to 17
9.6
Thermal Diffusivity, mm2/s 14
22
Thermal Shock Resistance, points 10 to 20
8.6

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Carbon (C), % 0 to 0.050
0
Copper (Cu), % 86.5 to 90
82 to 83.8
Iron (Fe), % 1.0 to 1.8
0 to 0.3
Lead (Pb), % 0 to 0.020
5.0 to 7.0
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 9.0 to 11
0 to 1.0
Phosphorus (P), % 0 to 0.2
0 to 1.5
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0 to 0.020
0 to 0.080
Tin (Sn), % 0
3.3 to 4.2
Zinc (Zn), % 0 to 0.5
5.0 to 8.0
Residuals, % 0
0 to 0.7