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CC381H Copper-nickel vs. EN 2.4669 Nickel

CC381H copper-nickel belongs to the copper alloys classification, while EN 2.4669 nickel belongs to the nickel alloys. They have a modest 32% of their average alloy composition in common, which, by itself, doesn't mean much. There are 28 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 CC381H copper-nickel and the bottom bar is EN 2.4669 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
190
Elongation at Break, % 20
16
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 52
73
Tensile Strength: Ultimate (UTS), MPa 380
1110
Tensile Strength: Yield (Proof), MPa 140
720

Thermal Properties

Latent Heat of Fusion, J/g 240
310
Maximum Temperature: Mechanical, °C 260
960
Melting Completion (Liquidus), °C 1180
1380
Melting Onset (Solidus), °C 1120
1330
Specific Heat Capacity, J/kg-K 410
460
Thermal Conductivity, W/m-K 30
12
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.8
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 6.9
1.5

Otherwise Unclassified Properties

Base Metal Price, % relative 40
60
Density, g/cm3 8.9
8.4
Embodied Carbon, kg CO2/kg material 5.0
10
Embodied Energy, MJ/kg 73
150
Embodied Water, L/kg 280
260

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 60
160
Resilience: Unit (Modulus of Resilience), kJ/m3 68
1380
Stiffness to Weight: Axial, points 8.6
13
Stiffness to Weight: Bending, points 19
23
Strength to Weight: Axial, points 12
37
Strength to Weight: Bending, points 13
28
Thermal Diffusivity, mm2/s 8.4
3.1
Thermal Shock Resistance, points 13
33

Alloy Composition

Aluminum (Al), % 0 to 0.010
0.4 to 1.0
Carbon (C), % 0 to 0.030
0 to 0.080
Chromium (Cr), % 0
14 to 17
Cobalt (Co), % 0
0 to 1.0
Copper (Cu), % 64.5 to 69.9
0 to 0.5
Iron (Fe), % 0.5 to 1.5
5.0 to 9.0
Lead (Pb), % 0 to 0.030
0
Manganese (Mn), % 0.6 to 1.2
0 to 1.0
Nickel (Ni), % 29 to 31
65.9 to 77.7
Niobium (Nb), % 0
0.7 to 1.2
Phosphorus (P), % 0 to 0.010
0 to 0.020
Silicon (Si), % 0 to 0.1
0 to 0.5
Sulfur (S), % 0 to 0.010
0 to 0.015
Titanium (Ti), % 0
2.3 to 2.8
Zinc (Zn), % 0 to 0.5
0