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S21460 Stainless Steel vs. AISI 422 Stainless Steel

Both S21460 stainless steel and AISI 422 stainless steel are iron alloys. They have 74% of their average alloy composition in common. There are 29 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 S21460 stainless steel and the bottom bar is AISI 422 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
260 to 330
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 46
15 to 17
Fatigue Strength, MPa 390
410 to 500
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Shear Strength, MPa 580
560 to 660
Tensile Strength: Ultimate (UTS), MPa 830
910 to 1080
Tensile Strength: Yield (Proof), MPa 430
670 to 870

Thermal Properties

Latent Heat of Fusion, J/g 290
270
Maximum Temperature: Corrosion, °C 410
380
Maximum Temperature: Mechanical, °C 920
650
Melting Completion (Liquidus), °C 1380
1480
Melting Onset (Solidus), °C 1330
1470
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 18
10

Otherwise Unclassified Properties

Base Metal Price, % relative 14
11
Density, g/cm3 7.6
7.9
Embodied Carbon, kg CO2/kg material 3.0
3.1
Embodied Energy, MJ/kg 43
44
Embodied Water, L/kg 160
100

Common Calculations

PREN (Pitting Resistance) 25
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
140 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 460
1140 to 1910
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 30
32 to 38
Strength to Weight: Bending, points 26
26 to 30
Thermal Shock Resistance, points 17
33 to 39

Alloy Composition

Carbon (C), % 0 to 0.12
0.2 to 0.25
Chromium (Cr), % 17 to 19
11 to 12.5
Iron (Fe), % 57.3 to 63.7
81.9 to 85.8
Manganese (Mn), % 14 to 16
0.5 to 1.0
Molybdenum (Mo), % 0
0.9 to 1.3
Nickel (Ni), % 5.0 to 6.0
0.5 to 1.0
Nitrogen (N), % 0.35 to 0.5
0
Phosphorus (P), % 0 to 0.060
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.025
Tungsten (W), % 0
0.9 to 1.3
Vanadium (V), % 0
0.2 to 0.3