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S31266 Stainless Steel vs. S28200 Stainless Steel

Both S31266 stainless steel and S28200 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 64% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is S31266 stainless steel and the bottom bar is S28200 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 40
45
Fatigue Strength, MPa 400
430
Poisson's Ratio 0.28
0.28
Reduction in Area, % 56
57
Shear Modulus, GPa 81
77
Shear Strength, MPa 590
610
Tensile Strength: Ultimate (UTS), MPa 860
870
Tensile Strength: Yield (Proof), MPa 470
460

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Maximum Temperature: Corrosion, °C 440
410
Maximum Temperature: Mechanical, °C 1100
900
Melting Completion (Liquidus), °C 1470
1380
Melting Onset (Solidus), °C 1420
1330
Specific Heat Capacity, J/kg-K 460
480
Thermal Expansion, µm/m-K 16
18

Otherwise Unclassified Properties

Base Metal Price, % relative 37
12
Density, g/cm3 8.2
7.6
Embodied Carbon, kg CO2/kg material 6.5
2.8
Embodied Energy, MJ/kg 89
41
Embodied Water, L/kg 220
160

Common Calculations

PREN (Pitting Resistance) 54
29
Resilience: Ultimate (Unit Rupture Work), MJ/m3 290
330
Resilience: Unit (Modulus of Resilience), kJ/m3 540
540
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 24
26
Strength to Weight: Axial, points 29
32
Strength to Weight: Bending, points 24
27
Thermal Shock Resistance, points 18
17

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.15
Chromium (Cr), % 23 to 25
17 to 19
Copper (Cu), % 1.0 to 2.5
0.75 to 1.3
Iron (Fe), % 34.1 to 46
57.7 to 64.1
Manganese (Mn), % 2.0 to 4.0
17 to 19
Molybdenum (Mo), % 5.2 to 6.2
0.75 to 1.3
Nickel (Ni), % 21 to 24
0
Nitrogen (N), % 0.35 to 0.6
0.4 to 0.6
Phosphorus (P), % 0 to 0.035
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.030
Tungsten (W), % 1.5 to 2.5
0