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SAE-AISI 52100 Steel vs. S32654 Stainless Steel

Both SAE-AISI 52100 steel and S32654 stainless steel are iron alloys. They have 44% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 52100 steel and the bottom bar is S32654 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180 to 210
220
Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 10 to 20
45
Fatigue Strength, MPa 250 to 340
450
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
82
Shear Strength, MPa 370 to 420
590
Tensile Strength: Ultimate (UTS), MPa 590 to 2010
850
Tensile Strength: Yield (Proof), MPa 360 to 560
490

Thermal Properties

Latent Heat of Fusion, J/g 250
310
Maximum Temperature: Mechanical, °C 430
1100
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 470
460
Thermal Conductivity, W/m-K 47
11
Thermal Expansion, µm/m-K 12 to 13
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
34
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 1.5
6.4
Embodied Energy, MJ/kg 20
87
Embodied Water, L/kg 51
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 54 to 310
330
Resilience: Unit (Modulus of Resilience), kJ/m3 350 to 840
570
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 21 to 72
29
Strength to Weight: Bending, points 20 to 45
25
Thermal Diffusivity, mm2/s 13
2.9
Thermal Shock Resistance, points 19 to 61
19

Alloy Composition

Carbon (C), % 0.93 to 1.1
0 to 0.020
Chromium (Cr), % 1.4 to 1.6
24 to 25
Copper (Cu), % 0
0.3 to 0.6
Iron (Fe), % 96.5 to 97.3
38.3 to 45.3
Manganese (Mn), % 0.25 to 0.45
2.0 to 4.0
Molybdenum (Mo), % 0
7.0 to 8.0
Nickel (Ni), % 0
21 to 23
Nitrogen (N), % 0
0.45 to 0.55
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0.15 to 0.35
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.0050