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S20910 Stainless Steel vs. AISI 414 Stainless Steel

Both S20910 stainless steel and AISI 414 stainless steel are iron alloys. They have 72% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is S20910 stainless steel and the bottom bar is AISI 414 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 14 to 39
17
Fatigue Strength, MPa 310 to 460
430 to 480
Poisson's Ratio 0.28
0.28
Reduction in Area, % 56 to 62
50
Shear Modulus, GPa 79
76
Shear Strength, MPa 500 to 570
550 to 590
Tensile Strength: Ultimate (UTS), MPa 780 to 940
900 to 960
Tensile Strength: Yield (Proof), MPa 430 to 810
700 to 790

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Maximum Temperature: Corrosion, °C 460
390
Maximum Temperature: Mechanical, °C 1080
750
Melting Completion (Liquidus), °C 1420
1440
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 13
25
Thermal Expansion, µm/m-K 16
10

Otherwise Unclassified Properties

Base Metal Price, % relative 22
8.0
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.8
2.1
Embodied Energy, MJ/kg 68
29
Embodied Water, L/kg 180
100

Common Calculations

PREN (Pitting Resistance) 34
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 260
140 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 1640
1260 to 1590
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28 to 33
32 to 34
Strength to Weight: Bending, points 24 to 27
27 to 28
Thermal Diffusivity, mm2/s 3.6
6.7
Thermal Shock Resistance, points 17 to 21
33 to 35

Alloy Composition

Carbon (C), % 0 to 0.060
0 to 0.15
Chromium (Cr), % 20.5 to 23.5
11.5 to 13.5
Iron (Fe), % 52.1 to 62.1
81.8 to 87.3
Manganese (Mn), % 4.0 to 6.0
0 to 1.0
Molybdenum (Mo), % 1.5 to 3.0
0
Nickel (Ni), % 11.5 to 13.5
1.3 to 2.5
Niobium (Nb), % 0.1 to 0.3
0
Nitrogen (N), % 0.2 to 0.4
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.75
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0.1 to 0.3
0