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N08221 Nickel vs. S38815 Stainless Steel

N08221 nickel belongs to the nickel alloys classification, while S38815 stainless steel belongs to the iron alloys. They have 60% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is N08221 nickel and the bottom bar is S38815 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34
34
Fatigue Strength, MPa 190
230
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 79
74
Shear Strength, MPa 410
410
Tensile Strength: Ultimate (UTS), MPa 610
610
Tensile Strength: Yield (Proof), MPa 270
290

Thermal Properties

Latent Heat of Fusion, J/g 310
370
Maximum Temperature: Mechanical, °C 980
860
Melting Completion (Liquidus), °C 1440
1360
Melting Onset (Solidus), °C 1390
1310
Specific Heat Capacity, J/kg-K 460
500
Thermal Expansion, µm/m-K 13
15

Otherwise Unclassified Properties

Base Metal Price, % relative 44
19
Density, g/cm3 8.3
7.5
Embodied Carbon, kg CO2/kg material 7.9
3.8
Embodied Energy, MJ/kg 110
54
Embodied Water, L/kg 240
140

Common Calculations

PREN (Pitting Resistance) 40
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
170
Resilience: Unit (Modulus of Resilience), kJ/m3 170
220
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 21
22
Strength to Weight: Bending, points 19
21
Thermal Shock Resistance, points 16
15

Alloy Composition

Aluminum (Al), % 0 to 0.2
0 to 0.3
Carbon (C), % 0 to 0.025
0 to 0.030
Chromium (Cr), % 20 to 22
13 to 15
Copper (Cu), % 1.5 to 3.0
0.75 to 1.5
Iron (Fe), % 22 to 33.9
56.1 to 67
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 5.0 to 6.5
0.75 to 1.5
Nickel (Ni), % 39 to 46
13 to 17
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.050
5.5 to 6.5
Sulfur (S), % 0 to 0.030
0 to 0.020
Titanium (Ti), % 0.6 to 1.0
0