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S21904 Stainless Steel vs. N06210 Nickel

S21904 stainless steel belongs to the iron alloys classification, while N06210 nickel belongs to the nickel alloys. They have a modest 26% of their average alloy composition in common, which, by itself, doesn't mean much. There are 26 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is S21904 stainless steel and the bottom bar is N06210 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
220
Elongation at Break, % 17 to 51
51
Fatigue Strength, MPa 380 to 550
320
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
85
Shear Strength, MPa 510 to 620
560
Tensile Strength: Ultimate (UTS), MPa 700 to 1000
780
Tensile Strength: Yield (Proof), MPa 390 to 910
350

Thermal Properties

Latent Heat of Fusion, J/g 290
330
Maximum Temperature: Mechanical, °C 980
980
Melting Completion (Liquidus), °C 1400
1570
Melting Onset (Solidus), °C 1350
1510
Specific Heat Capacity, J/kg-K 480
420
Thermal Expansion, µm/m-K 17
12

Otherwise Unclassified Properties

Base Metal Price, % relative 15
85
Density, g/cm3 7.7
9.0
Embodied Carbon, kg CO2/kg material 3.0
17
Embodied Energy, MJ/kg 43
250
Embodied Water, L/kg 160
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 160 to 310
320
Resilience: Unit (Modulus of Resilience), kJ/m3 380 to 2070
280
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
22
Strength to Weight: Axial, points 25 to 36
24
Strength to Weight: Bending, points 23 to 29
21
Thermal Shock Resistance, points 15 to 21
22

Alloy Composition

Carbon (C), % 0 to 0.040
0 to 0.015
Chromium (Cr), % 19 to 21.5
18 to 20
Cobalt (Co), % 0
0 to 1.0
Iron (Fe), % 59.5 to 67.4
0 to 1.0
Manganese (Mn), % 8.0 to 10
0 to 0.5
Molybdenum (Mo), % 0
18 to 20
Nickel (Ni), % 5.5 to 7.5
54.8 to 62.5
Nitrogen (N), % 0.15 to 0.4
0
Phosphorus (P), % 0 to 0.045
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.080
Sulfur (S), % 0 to 0.030
0 to 0.020
Tantalum (Ta), % 0
1.5 to 2.2
Vanadium (V), % 0
0 to 0.35