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Nickel 242 vs. S17400 Stainless Steel

Nickel 242 belongs to the nickel alloys classification, while S17400 stainless steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is nickel 242 and the bottom bar is S17400 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
190
Elongation at Break, % 45
11 to 21
Fatigue Strength, MPa 300
380 to 670
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 84
75
Shear Strength, MPa 570
570 to 830
Tensile Strength: Ultimate (UTS), MPa 820
910 to 1390
Tensile Strength: Yield (Proof), MPa 350
580 to 1250

Thermal Properties

Latent Heat of Fusion, J/g 330
280
Maximum Temperature: Mechanical, °C 930
850
Melting Completion (Liquidus), °C 1380
1440
Melting Onset (Solidus), °C 1290
1400
Specific Heat Capacity, J/kg-K 400
480
Thermal Conductivity, W/m-K 11
17
Thermal Expansion, µm/m-K 11
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 1.4
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 75
14
Density, g/cm3 9.0
7.8
Embodied Carbon, kg CO2/kg material 14
2.7
Embodied Energy, MJ/kg 180
39
Embodied Water, L/kg 290
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 300
140 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 280
880 to 4060
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 22
25
Strength to Weight: Axial, points 25
32 to 49
Strength to Weight: Bending, points 21
27 to 35
Thermal Diffusivity, mm2/s 3.1
4.5
Thermal Shock Resistance, points 25
30 to 46

Alloy Composition

Aluminum (Al), % 0 to 0.5
0
Boron (B), % 0 to 0.0060
0
Carbon (C), % 0 to 0.030
0 to 0.070
Chromium (Cr), % 7.0 to 9.0
15 to 17
Cobalt (Co), % 0 to 1.0
0
Copper (Cu), % 0 to 0.5
3.0 to 5.0
Iron (Fe), % 0 to 2.0
70.4 to 78.9
Manganese (Mn), % 0 to 0.8
0 to 1.0
Molybdenum (Mo), % 24 to 26
0
Nickel (Ni), % 59.3 to 69
3.0 to 5.0
Niobium (Nb), % 0
0.15 to 0.45
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.8
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030