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S20910 Stainless Steel vs. S20161 Stainless Steel

Both S20910 stainless steel and S20161 stainless steel are iron alloys. They have 84% of their average alloy composition in common. There are 32 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 S20161 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230 to 290
250
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 14 to 39
46
Fatigue Strength, MPa 310 to 460
360
Poisson's Ratio 0.28
0.28
Reduction in Area, % 56 to 62
45
Shear Modulus, GPa 79
76
Shear Strength, MPa 500 to 570
690
Tensile Strength: Ultimate (UTS), MPa 780 to 940
980
Tensile Strength: Yield (Proof), MPa 430 to 810
390

Thermal Properties

Latent Heat of Fusion, J/g 300
330
Maximum Temperature: Corrosion, °C 460
410
Maximum Temperature: Mechanical, °C 1080
870
Melting Completion (Liquidus), °C 1420
1380
Melting Onset (Solidus), °C 1380
1330
Specific Heat Capacity, J/kg-K 480
490
Thermal Conductivity, W/m-K 13
15
Thermal Expansion, µm/m-K 16
16

Otherwise Unclassified Properties

Base Metal Price, % relative 22
12
Density, g/cm3 7.8
7.5
Embodied Carbon, kg CO2/kg material 4.8
2.7
Embodied Energy, MJ/kg 68
39
Embodied Water, L/kg 180
130

Common Calculations

PREN (Pitting Resistance) 34
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 260
360
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 1640
390
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
26
Strength to Weight: Axial, points 28 to 33
36
Strength to Weight: Bending, points 24 to 27
29
Thermal Diffusivity, mm2/s 3.6
4.0
Thermal Shock Resistance, points 17 to 21
22

Alloy Composition

Carbon (C), % 0 to 0.060
0 to 0.15
Chromium (Cr), % 20.5 to 23.5
15 to 18
Iron (Fe), % 52.1 to 62.1
65.6 to 73.9
Manganese (Mn), % 4.0 to 6.0
4.0 to 6.0
Molybdenum (Mo), % 1.5 to 3.0
0
Nickel (Ni), % 11.5 to 13.5
4.0 to 6.0
Niobium (Nb), % 0.1 to 0.3
0
Nitrogen (N), % 0.2 to 0.4
0.080 to 0.2
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.75
3.0 to 4.0
Sulfur (S), % 0 to 0.030
0 to 0.040
Vanadium (V), % 0.1 to 0.3
0