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S31254 Stainless Steel vs. S28200 Stainless Steel

Both S31254 stainless steel and S28200 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 75% of their average alloy composition in common. There are 30 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 S31254 stainless steel and the bottom bar is S28200 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
260
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 40
45
Fatigue Strength, MPa 290
430
Poisson's Ratio 0.28
0.28
Reduction in Area, % 56
57
Shear Modulus, GPa 80
77
Shear Strength, MPa 490
610
Tensile Strength: Ultimate (UTS), MPa 720
870
Tensile Strength: Yield (Proof), MPa 330
460

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 420
410
Maximum Temperature: Mechanical, °C 1090
900
Melting Completion (Liquidus), °C 1460
1380
Melting Onset (Solidus), °C 1420
1330
Specific Heat Capacity, J/kg-K 460
480
Thermal Expansion, µm/m-K 17
18

Otherwise Unclassified Properties

Base Metal Price, % relative 28
12
Density, g/cm3 8.0
7.6
Embodied Carbon, kg CO2/kg material 5.5
2.8
Embodied Energy, MJ/kg 74
41
Embodied Water, L/kg 190
160

Common Calculations

PREN (Pitting Resistance) 44
29
Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
330
Resilience: Unit (Modulus of Resilience), kJ/m3 270
540
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 24
26
Strength to Weight: Axial, points 25
32
Strength to Weight: Bending, points 22
27
Thermal Shock Resistance, points 15
17

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.15
Chromium (Cr), % 19.5 to 20.5
17 to 19
Copper (Cu), % 0.5 to 1.0
0.75 to 1.3
Iron (Fe), % 51.4 to 56.3
57.7 to 64.1
Manganese (Mn), % 0 to 1.0
17 to 19
Molybdenum (Mo), % 6.0 to 6.5
0.75 to 1.3
Nickel (Ni), % 17.5 to 18.5
0
Nitrogen (N), % 0.18 to 0.22
0.4 to 0.6
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0 to 0.8
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030