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Grade CX2MW Nickel vs. C70400 Copper-nickel

Grade CX2MW nickel belongs to the nickel alloys classification, while C70400 copper-nickel belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is grade CX2MW nickel and the bottom bar is C70400 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
120
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 84
45
Tensile Strength: Ultimate (UTS), MPa 620
300 to 310
Tensile Strength: Yield (Proof), MPa 350
95 to 230

Thermal Properties

Latent Heat of Fusion, J/g 330
210
Maximum Temperature: Mechanical, °C 980
210
Melting Completion (Liquidus), °C 1550
1120
Melting Onset (Solidus), °C 1490
1060
Specific Heat Capacity, J/kg-K 430
390
Thermal Conductivity, W/m-K 10
64
Thermal Expansion, µm/m-K 12
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
14
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
14

Otherwise Unclassified Properties

Base Metal Price, % relative 65
32
Density, g/cm3 8.9
8.9
Embodied Carbon, kg CO2/kg material 12
3.0
Embodied Energy, MJ/kg 170
47
Embodied Water, L/kg 290
300

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 290
38 to 220
Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 23
19
Strength to Weight: Axial, points 19
9.3 to 9.8
Strength to Weight: Bending, points 18
11 to 12
Thermal Diffusivity, mm2/s 2.7
18
Thermal Shock Resistance, points 17
10 to 11

Alloy Composition

Carbon (C), % 0 to 0.020
0
Chromium (Cr), % 20 to 22.5
0
Copper (Cu), % 0
89.8 to 93.6
Iron (Fe), % 2.0 to 6.0
1.3 to 1.7
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0 to 1.0
0.3 to 0.8
Molybdenum (Mo), % 12.5 to 14.5
0
Nickel (Ni), % 51.3 to 63
4.8 to 6.2
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0 to 0.8
0
Sulfur (S), % 0 to 0.025
0
Tungsten (W), % 2.5 to 3.5
0
Vanadium (V), % 0 to 0.35
0
Zinc (Zn), % 0
0 to 1.0
Residuals, % 0
0 to 0.5