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SAE-AISI 52100 Steel vs. S28200 Stainless Steel

Both SAE-AISI 52100 steel and S28200 stainless 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 SAE-AISI 52100 steel and the bottom bar is S28200 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180 to 210
260
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 10 to 20
45
Fatigue Strength, MPa 250 to 340
430
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
77
Shear Strength, MPa 370 to 420
610
Tensile Strength: Ultimate (UTS), MPa 590 to 2010
870
Tensile Strength: Yield (Proof), MPa 360 to 560
460

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 430
900
Melting Completion (Liquidus), °C 1450
1380
Melting Onset (Solidus), °C 1410
1330
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 12 to 13
18

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
12
Density, g/cm3 7.8
7.6
Embodied Carbon, kg CO2/kg material 1.5
2.8
Embodied Energy, MJ/kg 20
41
Embodied Water, L/kg 51
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 54 to 310
330
Resilience: Unit (Modulus of Resilience), kJ/m3 350 to 840
540
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 24
26
Strength to Weight: Axial, points 21 to 72
32
Strength to Weight: Bending, points 20 to 45
27
Thermal Shock Resistance, points 19 to 61
17

Alloy Composition

Carbon (C), % 0.93 to 1.1
0 to 0.15
Chromium (Cr), % 1.4 to 1.6
17 to 19
Copper (Cu), % 0
0.75 to 1.3
Iron (Fe), % 96.5 to 97.3
57.7 to 64.1
Manganese (Mn), % 0.25 to 0.45
17 to 19
Molybdenum (Mo), % 0
0.75 to 1.3
Nitrogen (N), % 0
0.4 to 0.6
Phosphorus (P), % 0 to 0.025
0 to 0.045
Silicon (Si), % 0.15 to 0.35
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030