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S21900 Stainless Steel vs. Nickel 890

S21900 stainless steel belongs to the iron alloys classification, while nickel 890 belongs to the nickel alloys. They have 54% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is S21900 stainless steel and the bottom bar is nickel 890.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 50
39
Fatigue Strength, MPa 380
180
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
78
Shear Strength, MPa 510
400
Tensile Strength: Ultimate (UTS), MPa 710
590
Tensile Strength: Yield (Proof), MPa 390
230

Thermal Properties

Latent Heat of Fusion, J/g 290
330
Maximum Temperature: Mechanical, °C 980
1000
Melting Completion (Liquidus), °C 1400
1390
Melting Onset (Solidus), °C 1350
1340
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 17
14

Otherwise Unclassified Properties

Base Metal Price, % relative 15
47
Density, g/cm3 7.7
8.1
Embodied Carbon, kg CO2/kg material 3.0
8.2
Embodied Energy, MJ/kg 43
120
Embodied Water, L/kg 160
250

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 300
180
Resilience: Unit (Modulus of Resilience), kJ/m3 380
140
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 26
20
Strength to Weight: Bending, points 23
19
Thermal Shock Resistance, points 15
15

Alloy Composition

Aluminum (Al), % 0
0.050 to 0.6
Carbon (C), % 0 to 0.080
0.060 to 0.14
Chromium (Cr), % 19 to 21.5
23.5 to 28.5
Copper (Cu), % 0
0 to 0.75
Iron (Fe), % 59.4 to 67.4
17.3 to 33.9
Manganese (Mn), % 8.0 to 10
0 to 1.5
Molybdenum (Mo), % 0
1.0 to 2.0
Nickel (Ni), % 5.5 to 7.5
40 to 45
Niobium (Nb), % 0
0.2 to 1.0
Nitrogen (N), % 0.15 to 0.4
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
1.0 to 2.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Tantalum (Ta), % 0
0.1 to 0.6
Titanium (Ti), % 0
0.15 to 0.6