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S20161 Stainless Steel vs. S31060 Stainless Steel

Both S20161 stainless steel and S31060 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 87% of their average alloy composition in common. There are 33 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 S20161 stainless steel and the bottom bar is S31060 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
190
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 46
46
Fatigue Strength, MPa 360
290
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 76
78
Shear Strength, MPa 690
480
Tensile Strength: Ultimate (UTS), MPa 980
680
Tensile Strength: Yield (Proof), MPa 390
310

Thermal Properties

Latent Heat of Fusion, J/g 330
290
Maximum Temperature: Corrosion, °C 410
440
Maximum Temperature: Mechanical, °C 870
1080
Melting Completion (Liquidus), °C 1380
1420
Melting Onset (Solidus), °C 1330
1370
Specific Heat Capacity, J/kg-K 490
480
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 12
18
Density, g/cm3 7.5
7.8
Embodied Carbon, kg CO2/kg material 2.7
3.4
Embodied Energy, MJ/kg 39
48
Embodied Water, L/kg 130
170

Common Calculations

PREN (Pitting Resistance) 19
26
Resilience: Ultimate (Unit Rupture Work), MJ/m3 360
260
Resilience: Unit (Modulus of Resilience), kJ/m3 390
250
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 36
24
Strength to Weight: Bending, points 29
22
Thermal Diffusivity, mm2/s 4.0
4.0
Thermal Shock Resistance, points 22
15

Alloy Composition

Boron (B), % 0
0.0010 to 0.010
Carbon (C), % 0 to 0.15
0.050 to 0.1
Cerium (Ce), % 0
0 to 0.070
Chromium (Cr), % 15 to 18
22 to 24
Iron (Fe), % 65.6 to 73.9
61.4 to 67.8
Lanthanum (La), % 0
0 to 0.070
Manganese (Mn), % 4.0 to 6.0
0 to 1.0
Nickel (Ni), % 4.0 to 6.0
10 to 12.5
Nitrogen (N), % 0.080 to 0.2
0.18 to 0.25
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 3.0 to 4.0
0 to 0.5
Sulfur (S), % 0 to 0.040
0 to 0.030