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EN 2.4669 Nickel vs. S31266 Stainless Steel

EN 2.4669 nickel belongs to the nickel alloys classification, while S31266 stainless steel belongs to the iron alloys. They have 46% of their average alloy composition in common. There are 31 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 EN 2.4669 nickel and the bottom bar is S31266 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 16
40
Fatigue Strength, MPa 390
400
Poisson's Ratio 0.29
0.28
Reduction in Area, % 31
56
Shear Modulus, GPa 73
81
Shear Strength, MPa 680
590
Tensile Strength: Ultimate (UTS), MPa 1110
860
Tensile Strength: Yield (Proof), MPa 720
470

Thermal Properties

Latent Heat of Fusion, J/g 310
310
Maximum Temperature: Mechanical, °C 960
1100
Melting Completion (Liquidus), °C 1380
1470
Melting Onset (Solidus), °C 1330
1420
Specific Heat Capacity, J/kg-K 460
460
Thermal Conductivity, W/m-K 12
12
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
1.8
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 60
37
Density, g/cm3 8.4
8.2
Embodied Carbon, kg CO2/kg material 10
6.5
Embodied Energy, MJ/kg 150
89
Embodied Water, L/kg 260
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
290
Resilience: Unit (Modulus of Resilience), kJ/m3 1380
540
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 37
29
Strength to Weight: Bending, points 28
24
Thermal Diffusivity, mm2/s 3.1
3.1
Thermal Shock Resistance, points 33
18

Alloy Composition

Aluminum (Al), % 0.4 to 1.0
0
Carbon (C), % 0 to 0.080
0 to 0.030
Chromium (Cr), % 14 to 17
23 to 25
Cobalt (Co), % 0 to 1.0
0
Copper (Cu), % 0 to 0.5
1.0 to 2.5
Iron (Fe), % 5.0 to 9.0
34.1 to 46
Manganese (Mn), % 0 to 1.0
2.0 to 4.0
Molybdenum (Mo), % 0
5.2 to 6.2
Nickel (Ni), % 65.9 to 77.7
21 to 24
Niobium (Nb), % 0.7 to 1.2
0
Nitrogen (N), % 0
0.35 to 0.6
Phosphorus (P), % 0 to 0.020
0 to 0.035
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.020
Titanium (Ti), % 2.3 to 2.8
0
Tungsten (W), % 0
1.5 to 2.5