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EN 1.4418 Stainless Steel vs. N10665 Nickel

EN 1.4418 stainless steel belongs to the iron alloys classification, while N10665 nickel belongs to the nickel alloys. There are 30 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 1.4418 stainless steel and the bottom bar is N10665 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
220
Elongation at Break, % 16 to 20
45
Fatigue Strength, MPa 350 to 480
340
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 77
84
Shear Strength, MPa 530 to 620
600
Tensile Strength: Ultimate (UTS), MPa 860 to 1000
860
Tensile Strength: Yield (Proof), MPa 540 to 790
400

Thermal Properties

Latent Heat of Fusion, J/g 280
310
Maximum Temperature: Mechanical, °C 870
900
Melting Completion (Liquidus), °C 1450
1620
Melting Onset (Solidus), °C 1400
1570
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 15
11
Thermal Expansion, µm/m-K 10
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
1.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
1.2

Otherwise Unclassified Properties

Base Metal Price, % relative 13
75
Density, g/cm3 7.8
9.3
Embodied Carbon, kg CO2/kg material 2.8
15
Embodied Energy, MJ/kg 39
200
Embodied Water, L/kg 130
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130 to 170
320
Resilience: Unit (Modulus of Resilience), kJ/m3 730 to 1590
360
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
22
Strength to Weight: Axial, points 31 to 36
26
Strength to Weight: Bending, points 26 to 28
22
Thermal Diffusivity, mm2/s 4.0
3.1
Thermal Shock Resistance, points 31 to 36
27

Alloy Composition

Carbon (C), % 0 to 0.060
0 to 0.020
Chromium (Cr), % 15 to 17
0 to 1.0
Cobalt (Co), % 0
0 to 1.0
Iron (Fe), % 73.2 to 80.2
0 to 2.0
Manganese (Mn), % 0 to 1.5
0 to 1.0
Molybdenum (Mo), % 0.8 to 1.5
26 to 30
Nickel (Ni), % 4.0 to 6.0
64.8 to 74
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 0.1
Sulfur (S), % 0 to 0.015
0 to 0.030