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S28200 Stainless Steel vs. S44800 Stainless Steel

Both S28200 stainless steel and S44800 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 80% 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 S28200 stainless steel and the bottom bar is S44800 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
190
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 45
23
Fatigue Strength, MPa 430
300
Poisson's Ratio 0.28
0.27
Reduction in Area, % 57
45
Shear Modulus, GPa 77
82
Shear Strength, MPa 610
370
Tensile Strength: Ultimate (UTS), MPa 870
590
Tensile Strength: Yield (Proof), MPa 460
450

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Corrosion, °C 410
460
Maximum Temperature: Mechanical, °C 900
1100
Melting Completion (Liquidus), °C 1380
1460
Melting Onset (Solidus), °C 1330
1410
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 18
11

Otherwise Unclassified Properties

Base Metal Price, % relative 12
19
Density, g/cm3 7.6
7.8
Embodied Carbon, kg CO2/kg material 2.8
3.8
Embodied Energy, MJ/kg 41
52
Embodied Water, L/kg 160
190

Common Calculations

PREN (Pitting Resistance) 29
42
Resilience: Ultimate (Unit Rupture Work), MJ/m3 330
120
Resilience: Unit (Modulus of Resilience), kJ/m3 540
480
Stiffness to Weight: Axial, points 15
15
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 32
21
Strength to Weight: Bending, points 27
20
Thermal Shock Resistance, points 17
19

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.010
Chromium (Cr), % 17 to 19
28 to 30
Copper (Cu), % 0.75 to 1.3
0 to 0.15
Iron (Fe), % 57.7 to 64.1
62.6 to 66.5
Manganese (Mn), % 17 to 19
0 to 0.3
Molybdenum (Mo), % 0.75 to 1.3
3.5 to 4.2
Nickel (Ni), % 0
2.0 to 2.5
Nitrogen (N), % 0.4 to 0.6
0 to 0.020
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.2
Sulfur (S), % 0 to 0.030
0 to 0.020