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S28200 Stainless Steel vs. SAE-AISI 5140 Steel

Both S28200 stainless steel and SAE-AISI 5140 steel are iron alloys. They have 63% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is S28200 stainless steel and the bottom bar is SAE-AISI 5140 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
170 to 290
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 45
12 to 29
Fatigue Strength, MPa 430
220 to 570
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 610
360 to 600
Tensile Strength: Ultimate (UTS), MPa 870
560 to 970
Tensile Strength: Yield (Proof), MPa 460
290 to 840

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 900
420
Melting Completion (Liquidus), °C 1380
1460
Melting Onset (Solidus), °C 1330
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 18
13

Otherwise Unclassified Properties

Base Metal Price, % relative 12
2.1
Density, g/cm3 7.6
7.8
Embodied Carbon, kg CO2/kg material 2.8
1.4
Embodied Energy, MJ/kg 41
19
Embodied Water, L/kg 160
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 330
76 to 180
Resilience: Unit (Modulus of Resilience), kJ/m3 540
220 to 1880
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 26
24
Strength to Weight: Axial, points 32
20 to 34
Strength to Weight: Bending, points 27
19 to 28
Thermal Shock Resistance, points 17
16 to 29

Alloy Composition

Carbon (C), % 0 to 0.15
0.38 to 0.43
Chromium (Cr), % 17 to 19
0.7 to 0.9
Copper (Cu), % 0.75 to 1.3
0
Iron (Fe), % 57.7 to 64.1
97.3 to 98.1
Manganese (Mn), % 17 to 19
0.7 to 0.9
Molybdenum (Mo), % 0.75 to 1.3
0
Nitrogen (N), % 0.4 to 0.6
0
Phosphorus (P), % 0 to 0.045
0 to 0.035
Silicon (Si), % 0 to 1.0
0.15 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.040