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C72700 Copper-nickel vs. N06255 Nickel

C72700 copper-nickel belongs to the copper alloys classification, while N06255 nickel belongs to the nickel alloys. There are 25 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C72700 copper-nickel and the bottom bar is N06255 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
210
Elongation at Break, % 4.0 to 36
45
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 44
81
Shear Strength, MPa 310 to 620
460
Tensile Strength: Ultimate (UTS), MPa 460 to 1070
660
Tensile Strength: Yield (Proof), MPa 580 to 1060
250

Thermal Properties

Latent Heat of Fusion, J/g 210
320
Maximum Temperature: Mechanical, °C 200
1000
Melting Completion (Liquidus), °C 1100
1470
Melting Onset (Solidus), °C 930
1420
Specific Heat Capacity, J/kg-K 380
450
Thermal Expansion, µm/m-K 17
13

Otherwise Unclassified Properties

Base Metal Price, % relative 36
55
Density, g/cm3 8.8
8.5
Embodied Carbon, kg CO2/kg material 4.0
9.4
Embodied Energy, MJ/kg 62
130
Embodied Water, L/kg 350
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20 to 380
230
Resilience: Unit (Modulus of Resilience), kJ/m3 1420 to 4770
150
Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 19
23
Strength to Weight: Axial, points 14 to 34
22
Strength to Weight: Bending, points 15 to 26
20
Thermal Shock Resistance, points 16 to 38
17

Alloy Composition

Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
23 to 26
Copper (Cu), % 82.1 to 86
0 to 1.2
Iron (Fe), % 0 to 0.5
6.0 to 24
Lead (Pb), % 0 to 0.020
0
Magnesium (Mg), % 0 to 0.15
0
Manganese (Mn), % 0.050 to 0.3
0 to 1.0
Molybdenum (Mo), % 0
6.0 to 9.0
Nickel (Ni), % 8.5 to 9.5
47 to 52
Niobium (Nb), % 0 to 0.1
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 5.5 to 6.5
0
Titanium (Ti), % 0
0 to 0.69
Tungsten (W), % 0
0 to 3.0
Zinc (Zn), % 0 to 0.5
0
Residuals, % 0 to 0.3
0