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AISI 201LN Stainless Steel vs. EN 1.4872 Stainless Steel

Both AISI 201LN stainless steel and EN 1.4872 stainless steel are iron alloys. They have 87% of their average alloy composition in common.

For each property being compared, the top bar is AISI 201LN stainless steel and the bottom bar is EN 1.4872 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 320
270
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 25 to 51
28
Fatigue Strength, MPa 340 to 540
410
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
79
Shear Strength, MPa 530 to 680
620
Tensile Strength: Ultimate (UTS), MPa 740 to 1060
950
Tensile Strength: Yield (Proof), MPa 350 to 770
560

Thermal Properties

Latent Heat of Fusion, J/g 280
300
Maximum Temperature: Corrosion, °C 410
440
Maximum Temperature: Mechanical, °C 880
1150
Melting Completion (Liquidus), °C 1410
1390
Melting Onset (Solidus), °C 1370
1340
Specific Heat Capacity, J/kg-K 480
490
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 12
17
Density, g/cm3 7.7
7.6
Embodied Carbon, kg CO2/kg material 2.6
3.3
Embodied Energy, MJ/kg 38
47
Embodied Water, L/kg 140
180

Common Calculations

PREN (Pitting Resistance) 20
30
Resilience: Ultimate (Unit Rupture Work), MJ/m3 230 to 310
230
Resilience: Unit (Modulus of Resilience), kJ/m3 310 to 1520
780
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
26
Strength to Weight: Axial, points 27 to 38
35
Strength to Weight: Bending, points 24 to 30
28
Thermal Diffusivity, mm2/s 4.0
3.9
Thermal Shock Resistance, points 16 to 23
21

Alloy Composition

Carbon (C), % 0 to 0.030
0.2 to 0.3
Chromium (Cr), % 16 to 17.5
24 to 26
Copper (Cu), % 0 to 1.0
0
Iron (Fe), % 67.9 to 73.5
54.2 to 61.6
Manganese (Mn), % 6.4 to 7.5
8.0 to 10
Nickel (Ni), % 4.0 to 5.0
6.0 to 8.0
Nitrogen (N), % 0.1 to 0.25
0.2 to 0.4
Phosphorus (P), % 0 to 0.045
0 to 0.045
Silicon (Si), % 0 to 0.75
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.015