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AISI 201LN Stainless Steel vs. EN 1.4458 Stainless Steel

Both AISI 201LN stainless steel and EN 1.4458 stainless steel are iron alloys. They have 70% of their average alloy composition in common. There are 32 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 AISI 201LN stainless steel and the bottom bar is EN 1.4458 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 320
150
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 25 to 51
34
Fatigue Strength, MPa 340 to 540
150
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
78
Tensile Strength: Ultimate (UTS), MPa 740 to 1060
510
Tensile Strength: Yield (Proof), MPa 350 to 770
190

Thermal Properties

Latent Heat of Fusion, J/g 280
300
Maximum Temperature: Corrosion, °C 410
430
Maximum Temperature: Mechanical, °C 880
1100
Melting Completion (Liquidus), °C 1410
1420
Melting Onset (Solidus), °C 1370
1370
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
16
Thermal Expansion, µm/m-K 17
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 12
30
Density, g/cm3 7.7
8.0
Embodied Carbon, kg CO2/kg material 2.6
5.4
Embodied Energy, MJ/kg 38
75
Embodied Water, L/kg 140
200

Common Calculations

PREN (Pitting Resistance) 20
30
Resilience: Ultimate (Unit Rupture Work), MJ/m3 230 to 310
140
Resilience: Unit (Modulus of Resilience), kJ/m3 310 to 1520
89
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 27 to 38
17
Strength to Weight: Bending, points 24 to 30
18
Thermal Diffusivity, mm2/s 4.0
4.2
Thermal Shock Resistance, points 16 to 23
12

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 16 to 17.5
19 to 22
Copper (Cu), % 0 to 1.0
0 to 2.0
Iron (Fe), % 67.9 to 73.5
40.2 to 53
Manganese (Mn), % 6.4 to 7.5
0 to 2.0
Molybdenum (Mo), % 0
2.0 to 2.5
Nickel (Ni), % 4.0 to 5.0
26 to 30
Nitrogen (N), % 0.1 to 0.25
0 to 0.2
Phosphorus (P), % 0 to 0.045
0 to 0.035
Silicon (Si), % 0 to 0.75
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.025