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EN 1.4418 Stainless Steel vs. N06920 Nickel

EN 1.4418 stainless steel belongs to the iron alloys classification, while N06920 nickel belongs to the nickel 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 (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.4418 stainless steel and the bottom bar is N06920 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 16 to 20
39
Fatigue Strength, MPa 350 to 480
220
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
82
Shear Strength, MPa 530 to 620
500
Tensile Strength: Ultimate (UTS), MPa 860 to 1000
730
Tensile Strength: Yield (Proof), MPa 540 to 790
270

Thermal Properties

Latent Heat of Fusion, J/g 280
320
Maximum Temperature: Mechanical, °C 870
990
Melting Completion (Liquidus), °C 1450
1500
Melting Onset (Solidus), °C 1400
1440
Specific Heat Capacity, J/kg-K 480
440
Thermal Conductivity, W/m-K 15
11
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 13
55
Density, g/cm3 7.8
8.6
Embodied Carbon, kg CO2/kg material 2.8
9.4
Embodied Energy, MJ/kg 39
130
Embodied Water, L/kg 130
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130 to 170
230
Resilience: Unit (Modulus of Resilience), kJ/m3 730 to 1590
180
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 31 to 36
24
Strength to Weight: Bending, points 26 to 28
21
Thermal Diffusivity, mm2/s 4.0
2.8
Thermal Shock Resistance, points 31 to 36
19

Alloy Composition

Carbon (C), % 0 to 0.060
0 to 0.030
Chromium (Cr), % 15 to 17
20.5 to 23
Cobalt (Co), % 0
0 to 5.0
Iron (Fe), % 73.2 to 80.2
17 to 20
Manganese (Mn), % 0 to 1.5
0 to 1.0
Molybdenum (Mo), % 0.8 to 1.5
8.0 to 10
Nickel (Ni), % 4.0 to 6.0
36.9 to 53.5
Nitrogen (N), % 0 to 0.020
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.7
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030
Tungsten (W), % 0
1.0 to 3.0