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C70600 Copper-nickel vs. C94300 Bronze

Both C70600 copper-nickel and C94300 bronze are copper alloys. They have 71% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C70600 copper-nickel and the bottom bar is C94300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
87
Elongation at Break, % 3.0 to 34
9.7
Poisson's Ratio 0.34
0.36
Shear Modulus, GPa 46
32
Tensile Strength: Ultimate (UTS), MPa 290 to 570
180
Tensile Strength: Yield (Proof), MPa 63 to 270
120

Thermal Properties

Latent Heat of Fusion, J/g 220
150
Maximum Temperature: Mechanical, °C 220
110
Melting Completion (Liquidus), °C 1150
820
Melting Onset (Solidus), °C 1100
760
Specific Heat Capacity, J/kg-K 390
320
Thermal Conductivity, W/m-K 44
63
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.8
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 9.9
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 33
28
Density, g/cm3 8.9
9.3
Embodied Carbon, kg CO2/kg material 3.4
2.9
Embodied Energy, MJ/kg 51
47
Embodied Water, L/kg 300
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.5 to 160
15
Resilience: Unit (Modulus of Resilience), kJ/m3 16 to 290
77
Stiffness to Weight: Axial, points 7.7
5.2
Stiffness to Weight: Bending, points 19
16
Strength to Weight: Axial, points 9.1 to 18
5.2
Strength to Weight: Bending, points 11 to 17
7.4
Thermal Diffusivity, mm2/s 13
21
Thermal Shock Resistance, points 9.8 to 19
7.1

Alloy Composition


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Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.8
Copper (Cu), % 84.7 to 90
67 to 72
Iron (Fe), % 1.0 to 1.8
0 to 0.15
Lead (Pb), % 0 to 0.050
23 to 27
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 9.0 to 11
0 to 1.0
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0
4.5 to 6.0
Zinc (Zn), % 0 to 1.0
0 to 0.8
Residuals, % 0 to 0.5
0 to 1.0