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S31266 Stainless Steel vs. S24000 Stainless Steel

Both S31266 stainless steel and S24000 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 65% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is S31266 stainless steel and the bottom bar is S24000 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 40
39
Fatigue Strength, MPa 400
370
Poisson's Ratio 0.28
0.28
Reduction in Area, % 56
57
Shear Modulus, GPa 81
77
Shear Strength, MPa 590
530
Tensile Strength: Ultimate (UTS), MPa 860
770
Tensile Strength: Yield (Proof), MPa 470
430

Thermal Properties

Latent Heat of Fusion, J/g 310
280
Maximum Temperature: Corrosion, °C 440
410
Maximum Temperature: Mechanical, °C 1100
910
Melting Completion (Liquidus), °C 1470
1390
Melting Onset (Solidus), °C 1420
1350
Specific Heat Capacity, J/kg-K 460
480
Thermal Expansion, µm/m-K 16
17

Otherwise Unclassified Properties

Base Metal Price, % relative 37
12
Density, g/cm3 8.2
7.6
Embodied Carbon, kg CO2/kg material 6.5
2.7
Embodied Energy, MJ/kg 89
39
Embodied Water, L/kg 220
150

Common Calculations

PREN (Pitting Resistance) 54
23
Resilience: Ultimate (Unit Rupture Work), MJ/m3 290
260
Resilience: Unit (Modulus of Resilience), kJ/m3 540
470
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 29
28
Strength to Weight: Bending, points 24
24
Thermal Shock Resistance, points 18
16

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.080
Chromium (Cr), % 23 to 25
17 to 19
Copper (Cu), % 1.0 to 2.5
0
Iron (Fe), % 34.1 to 46
61.5 to 69
Manganese (Mn), % 2.0 to 4.0
11.5 to 14.5
Molybdenum (Mo), % 5.2 to 6.2
0
Nickel (Ni), % 21 to 24
2.3 to 3.7
Nitrogen (N), % 0.35 to 0.6
0.2 to 0.4
Phosphorus (P), % 0 to 0.035
0 to 0.060
Silicon (Si), % 0 to 1.0
0 to 0.75
Sulfur (S), % 0 to 0.020
0 to 0.030
Tungsten (W), % 1.5 to 2.5
0