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C70600 Copper-nickel vs. C95820 Bronze

Both C70600 copper-nickel and C95820 bronze are copper alloys. They have 87% 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 C95820 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 3.0 to 34
15
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 46
44
Tensile Strength: Ultimate (UTS), MPa 290 to 570
730
Tensile Strength: Yield (Proof), MPa 63 to 270
310

Thermal Properties

Latent Heat of Fusion, J/g 220
230
Maximum Temperature: Mechanical, °C 220
230
Melting Completion (Liquidus), °C 1150
1080
Melting Onset (Solidus), °C 1100
1020
Specific Heat Capacity, J/kg-K 390
440
Thermal Conductivity, W/m-K 44
38
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.8
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 9.9
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 33
29
Density, g/cm3 8.9
8.3
Embodied Carbon, kg CO2/kg material 3.4
3.5
Embodied Energy, MJ/kg 51
56
Embodied Water, L/kg 300
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.5 to 160
86
Resilience: Unit (Modulus of Resilience), kJ/m3 16 to 290
400
Stiffness to Weight: Axial, points 7.7
8.0
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 9.1 to 18
24
Strength to Weight: Bending, points 11 to 17
22
Thermal Diffusivity, mm2/s 13
11
Thermal Shock Resistance, points 9.8 to 19
25

Alloy Composition

Aluminum (Al), % 0
9.0 to 10
Copper (Cu), % 84.7 to 90
77.5 to 82.5
Iron (Fe), % 1.0 to 1.8
4.0 to 5.0
Lead (Pb), % 0 to 0.050
0 to 0.020
Manganese (Mn), % 0 to 1.0
0 to 1.5
Nickel (Ni), % 9.0 to 11
4.5 to 5.8
Silicon (Si), % 0
0 to 0.1
Tin (Sn), % 0
0 to 0.020
Zinc (Zn), % 0 to 1.0
0 to 0.2
Residuals, % 0
0 to 0.8