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SAE-AISI 52100 Steel vs. EN 1.4011 Stainless Steel

Both SAE-AISI 52100 steel and EN 1.4011 stainless steel are iron alloys. They have 88% of their average alloy composition in common. There are 29 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 SAE-AISI 52100 steel and the bottom bar is EN 1.4011 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 10 to 20
17
Fatigue Strength, MPa 250 to 340
310
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
76
Tensile Strength: Ultimate (UTS), MPa 590 to 2010
700
Tensile Strength: Yield (Proof), MPa 360 to 560
510

Thermal Properties

Latent Heat of Fusion, J/g 250
270
Maximum Temperature: Mechanical, °C 430
750
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 47
25
Thermal Expansion, µm/m-K 12 to 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
3.4

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
7.0
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.5
2.0
Embodied Energy, MJ/kg 20
28
Embodied Water, L/kg 51
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 54 to 310
110
Resilience: Unit (Modulus of Resilience), kJ/m3 350 to 840
660
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 21 to 72
25
Strength to Weight: Bending, points 20 to 45
23
Thermal Diffusivity, mm2/s 13
6.7
Thermal Shock Resistance, points 19 to 61
24

Alloy Composition

Carbon (C), % 0.93 to 1.1
0 to 0.15
Chromium (Cr), % 1.4 to 1.6
11.5 to 13.5
Iron (Fe), % 96.5 to 97.3
82.8 to 88.5
Manganese (Mn), % 0.25 to 0.45
0 to 1.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0.15 to 0.35
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.025