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EN 2.4878 Nickel vs. C71520 Copper-nickel

EN 2.4878 nickel belongs to the nickel alloys classification, while C71520 copper-nickel belongs to the copper alloys. They have a modest 31% of their average alloy composition in common, which, by itself, doesn't mean much. There are 27 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 2.4878 nickel and the bottom bar is C71520 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
140
Elongation at Break, % 13 to 17
10 to 45
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 78
51
Shear Strength, MPa 750 to 760
250 to 340
Tensile Strength: Ultimate (UTS), MPa 1210 to 1250
370 to 570
Tensile Strength: Yield (Proof), MPa 740 to 780
140 to 430

Thermal Properties

Latent Heat of Fusion, J/g 330
230
Maximum Temperature: Mechanical, °C 1030
260
Melting Completion (Liquidus), °C 1370
1170
Melting Onset (Solidus), °C 1320
1120
Specific Heat Capacity, J/kg-K 460
400
Thermal Conductivity, W/m-K 11
32
Thermal Expansion, µm/m-K 12
15

Otherwise Unclassified Properties

Base Metal Price, % relative 80
40
Density, g/cm3 8.3
8.9
Embodied Carbon, kg CO2/kg material 10
5.0
Embodied Energy, MJ/kg 150
73
Embodied Water, L/kg 370
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150 to 180
54 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 1370 to 1540
67 to 680
Stiffness to Weight: Axial, points 13
8.6
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 41 to 42
12 to 18
Strength to Weight: Bending, points 31
13 to 17
Thermal Diffusivity, mm2/s 2.8
8.9
Thermal Shock Resistance, points 37 to 39
12 to 19

Alloy Composition

Aluminum (Al), % 1.2 to 1.6
0
Boron (B), % 0.010 to 0.015
0
Carbon (C), % 0.030 to 0.070
0 to 0.050
Chromium (Cr), % 23 to 25
0
Cobalt (Co), % 19 to 21
0
Copper (Cu), % 0 to 0.2
65 to 71.6
Iron (Fe), % 0 to 1.0
0.4 to 1.0
Lead (Pb), % 0
0 to 0.020
Manganese (Mn), % 0 to 0.5
0 to 1.0
Molybdenum (Mo), % 1.0 to 2.0
0
Nickel (Ni), % 43.6 to 52.2
28 to 33
Niobium (Nb), % 0.7 to 1.2
0
Phosphorus (P), % 0 to 0.010
0 to 0.2
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.0070
0 to 0.020
Tantalum (Ta), % 0 to 0.050
0
Titanium (Ti), % 2.8 to 3.2
0
Zinc (Zn), % 0
0 to 0.5
Zirconium (Zr), % 0.030 to 0.070
0
Residuals, % 0
0 to 0.5

Comparable Variants