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SAE-AISI 52100 Steel vs. EN 1.4520 Stainless Steel

Both SAE-AISI 52100 steel and EN 1.4520 stainless steel are iron alloys. They have 84% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 52100 steel and the bottom bar is EN 1.4520 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180 to 210
180
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 10 to 20
26
Fatigue Strength, MPa 250 to 340
160
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
77
Shear Strength, MPa 370 to 420
310
Tensile Strength: Ultimate (UTS), MPa 590 to 2010
480
Tensile Strength: Yield (Proof), MPa 360 to 560
220

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Maximum Temperature: Mechanical, °C 430
870
Melting Completion (Liquidus), °C 1450
1440
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 47
20
Thermal Expansion, µm/m-K 12 to 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
8.5
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.5
2.2
Embodied Energy, MJ/kg 20
32
Embodied Water, L/kg 51
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 54 to 310
100
Resilience: Unit (Modulus of Resilience), kJ/m3 350 to 840
120
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 21 to 72
17
Strength to Weight: Bending, points 20 to 45
18
Thermal Diffusivity, mm2/s 13
5.4
Thermal Shock Resistance, points 19 to 61
17

Alloy Composition

Carbon (C), % 0.93 to 1.1
0 to 0.025
Chromium (Cr), % 1.4 to 1.6
16 to 18
Iron (Fe), % 96.5 to 97.3
80.1 to 83.9
Manganese (Mn), % 0.25 to 0.45
0 to 0.5
Nitrogen (N), % 0
0 to 0.015
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0.15 to 0.35
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.015
Titanium (Ti), % 0
0.15 to 0.8