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EN 1.4526 Stainless Steel vs. AISI 201LN Stainless Steel

Both EN 1.4526 stainless steel and AISI 201LN stainless steel are iron alloys. They have 88% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4526 stainless steel and the bottom bar is AISI 201LN stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
210 to 320
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 25
25 to 51
Fatigue Strength, MPa 230
340 to 540
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 340
530 to 680
Tensile Strength: Ultimate (UTS), MPa 540
740 to 1060
Tensile Strength: Yield (Proof), MPa 330
350 to 770

Thermal Properties

Latent Heat of Fusion, J/g 280
280
Maximum Temperature: Corrosion, °C 490
410
Maximum Temperature: Mechanical, °C 880
880
Melting Completion (Liquidus), °C 1450
1410
Melting Onset (Solidus), °C 1410
1370
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 30
15
Thermal Expansion, µm/m-K 10
17

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 13
12
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.9
2.6
Embodied Energy, MJ/kg 41
38
Embodied Water, L/kg 120
140

Common Calculations

PREN (Pitting Resistance) 21
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
230 to 310
Resilience: Unit (Modulus of Resilience), kJ/m3 280
310 to 1520
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 19
27 to 38
Strength to Weight: Bending, points 19
24 to 30
Thermal Diffusivity, mm2/s 8.1
4.0
Thermal Shock Resistance, points 19
16 to 23

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.030
Chromium (Cr), % 16 to 18
16 to 17.5
Copper (Cu), % 0
0 to 1.0
Iron (Fe), % 77.4 to 83.1
67.9 to 73.5
Manganese (Mn), % 0 to 1.0
6.4 to 7.5
Molybdenum (Mo), % 0.8 to 1.4
0
Nickel (Ni), % 0
4.0 to 5.0
Niobium (Nb), % 0.1 to 1.0
0
Nitrogen (N), % 0 to 0.040
0.1 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 0.015