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EN 1.4112 Stainless Steel vs. AISI 201L Stainless Steel

Both EN 1.4112 stainless steel and AISI 201L stainless steel are iron alloys. They have 89% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4112 stainless steel and the bottom bar is AISI 201L stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
190 to 320
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 20
22 to 46
Fatigue Strength, MPa 280
270 to 530
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 470
520 to 660
Tensile Strength: Ultimate (UTS), MPa 750
740 to 1040
Tensile Strength: Yield (Proof), MPa 430
290 to 790

Thermal Properties

Latent Heat of Fusion, J/g 280
280
Maximum Temperature: Corrosion, °C 400
410
Maximum Temperature: Mechanical, °C 910
880
Melting Completion (Liquidus), °C 1430
1410
Melting Onset (Solidus), °C 1390
1370
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 10
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 10
12
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.6
2.6
Embodied Energy, MJ/kg 37
38
Embodied Water, L/kg 130
140

Common Calculations

PREN (Pitting Resistance) 22
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
210 to 300
Resilience: Unit (Modulus of Resilience), kJ/m3 480
220 to 1570
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
27 to 37
Strength to Weight: Bending, points 24
24 to 30
Thermal Diffusivity, mm2/s 4.1
4.0
Thermal Shock Resistance, points 26
16 to 23

Alloy Composition

Carbon (C), % 0.85 to 1.0
0 to 0.030
Chromium (Cr), % 17 to 19
16 to 18
Iron (Fe), % 76.6 to 81.2
67.9 to 75
Manganese (Mn), % 0 to 1.0
5.5 to 7.5
Molybdenum (Mo), % 0.9 to 1.3
0
Nickel (Ni), % 0
3.5 to 5.5
Nitrogen (N), % 0
0 to 0.25
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 0.75
Sulfur (S), % 0 to 0.015
0 to 0.030
Vanadium (V), % 0.070 to 0.12
0