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S20910 Stainless Steel vs. AISI 430F Stainless Steel

Both S20910 stainless steel and AISI 430F stainless steel are iron alloys. They have 75% of their average alloy composition in common. There are 32 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 S20910 stainless steel and the bottom bar is AISI 430F stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230 to 290
230
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 14 to 39
23
Fatigue Strength, MPa 310 to 460
210
Poisson's Ratio 0.28
0.28
Reduction in Area, % 56 to 62
50
Shear Modulus, GPa 79
77
Shear Strength, MPa 500 to 570
340
Tensile Strength: Ultimate (UTS), MPa 780 to 940
540
Tensile Strength: Yield (Proof), MPa 430 to 810
310

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Maximum Temperature: Corrosion, °C 460
410
Maximum Temperature: Mechanical, °C 1080
870
Melting Completion (Liquidus), °C 1420
1430
Melting Onset (Solidus), °C 1380
1390
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
8.5
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 4.8
2.1
Embodied Energy, MJ/kg 68
29
Embodied Water, L/kg 180
120

Common Calculations

PREN (Pitting Resistance) 34
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 260
110
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 1640
250
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28 to 33
20
Strength to Weight: Bending, points 24 to 27
19
Thermal Diffusivity, mm2/s 3.6
6.7
Thermal Shock Resistance, points 17 to 21
19

Alloy Composition

Carbon (C), % 0 to 0.060
0 to 0.12
Chromium (Cr), % 20.5 to 23.5
16 to 18
Iron (Fe), % 52.1 to 62.1
79.2 to 83.9
Manganese (Mn), % 4.0 to 6.0
0 to 1.3
Molybdenum (Mo), % 1.5 to 3.0
0
Nickel (Ni), % 11.5 to 13.5
0
Niobium (Nb), % 0.1 to 0.3
0
Nitrogen (N), % 0.2 to 0.4
0
Phosphorus (P), % 0 to 0.040
0 to 0.060
Silicon (Si), % 0 to 0.75
0 to 1.0
Sulfur (S), % 0 to 0.030
0.15 to 0.35
Vanadium (V), % 0.1 to 0.3
0