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S32050 Stainless Steel vs. AISI 308L Stainless Steel

Both S32050 stainless steel and AISI 308L stainless steel are iron alloys. Both are furnished in the annealed condition. They have 79% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is S32050 stainless steel and the bottom bar is AISI 308L stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
170
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 46
34
Fatigue Strength, MPa 340
180
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 81
78
Shear Strength, MPa 540
380
Tensile Strength: Ultimate (UTS), MPa 770
580
Tensile Strength: Yield (Proof), MPa 370
230

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Maximum Temperature: Corrosion, °C 440
430
Maximum Temperature: Mechanical, °C 1100
1010
Melting Completion (Liquidus), °C 1460
1420
Melting Onset (Solidus), °C 1410
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 12
15
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 31
16
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 6.0
3.2
Embodied Energy, MJ/kg 81
45
Embodied Water, L/kg 210
160

Common Calculations

PREN (Pitting Resistance) 48
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 290
160
Resilience: Unit (Modulus of Resilience), kJ/m3 330
140
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
21
Strength to Weight: Bending, points 23
20
Thermal Diffusivity, mm2/s 3.3
4.1
Thermal Shock Resistance, points 17
13

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.080
Chromium (Cr), % 22 to 24
19.5 to 22
Copper (Cu), % 0 to 0.4
0
Iron (Fe), % 43.1 to 51.8
63.8 to 70.5
Manganese (Mn), % 0 to 1.5
1.0 to 2.5
Molybdenum (Mo), % 6.0 to 6.6
0
Nickel (Ni), % 20 to 23
9.0 to 11
Nitrogen (N), % 0.21 to 0.32
0
Phosphorus (P), % 0 to 0.035
0 to 0.030
Silicon (Si), % 0 to 1.0
0.25 to 0.6
Sulfur (S), % 0 to 0.020
0 to 0.030