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EN 2.4669 Nickel vs. EN 1.4557 Stainless Steel

EN 2.4669 nickel belongs to the nickel alloys classification, while EN 1.4557 stainless steel belongs to the iron alloys. They have 42% of their average alloy composition in common. There are 30 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 EN 2.4669 nickel and the bottom bar is EN 1.4557 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 16
40
Fatigue Strength, MPa 390
260
Impact Strength: V-Notched Charpy, J 25
56
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
80
Tensile Strength: Ultimate (UTS), MPa 1110
560
Tensile Strength: Yield (Proof), MPa 720
300

Thermal Properties

Latent Heat of Fusion, J/g 310
300
Maximum Temperature: Mechanical, °C 960
1090
Melting Completion (Liquidus), °C 1380
1460
Melting Onset (Solidus), °C 1330
1420
Specific Heat Capacity, J/kg-K 460
460
Thermal Conductivity, W/m-K 12
15
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
2.2

Otherwise Unclassified Properties

Base Metal Price, % relative 60
29
Density, g/cm3 8.4
8.0
Embodied Carbon, kg CO2/kg material 10
5.6
Embodied Energy, MJ/kg 150
76
Embodied Water, L/kg 260
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
190
Resilience: Unit (Modulus of Resilience), kJ/m3 1380
210
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 37
19
Strength to Weight: Bending, points 28
19
Thermal Diffusivity, mm2/s 3.1
4.0
Thermal Shock Resistance, points 33
12

Alloy Composition

Aluminum (Al), % 0.4 to 1.0
0
Carbon (C), % 0 to 0.080
0 to 0.020
Chromium (Cr), % 14 to 17
19.5 to 20.5
Cobalt (Co), % 0 to 1.0
0
Copper (Cu), % 0 to 0.5
0.5 to 1.0
Iron (Fe), % 5.0 to 9.0
49.5 to 56.3
Manganese (Mn), % 0 to 1.0
0 to 1.2
Molybdenum (Mo), % 0
6.0 to 7.0
Nickel (Ni), % 65.9 to 77.7
17.5 to 19.5
Niobium (Nb), % 0.7 to 1.2
0
Nitrogen (N), % 0
0.18 to 0.24
Phosphorus (P), % 0 to 0.020
0 to 0.030
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.010
Titanium (Ti), % 2.3 to 2.8
0