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AISI 201LN Stainless Steel vs. EN 1.4378 Stainless Steel

Both AISI 201LN stainless steel and EN 1.4378 stainless steel are iron alloys. They have a moderately high 92% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (4, 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 1.4378 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 320
190 to 340
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 25 to 51
14 to 34
Fatigue Strength, MPa 340 to 540
340 to 550
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 530 to 680
510 to 680
Tensile Strength: Ultimate (UTS), MPa 740 to 1060
760 to 1130
Tensile Strength: Yield (Proof), MPa 350 to 770
430 to 970

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Maximum Temperature: Corrosion, °C 410
410
Maximum Temperature: Mechanical, °C 880
910
Melting Completion (Liquidus), °C 1410
1390
Melting Onset (Solidus), °C 1370
1350
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 17
17

Otherwise Unclassified Properties

Base Metal Price, % relative 12
12
Density, g/cm3 7.7
7.6
Embodied Carbon, kg CO2/kg material 2.6
2.7
Embodied Energy, MJ/kg 38
39
Embodied Water, L/kg 140
150

Common Calculations

PREN (Pitting Resistance) 20
23
Resilience: Ultimate (Unit Rupture Work), MJ/m3 230 to 310
150 to 220
Resilience: Unit (Modulus of Resilience), kJ/m3 310 to 1520
470 to 2370
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27 to 38
28 to 41
Strength to Weight: Bending, points 24 to 30
24 to 31
Thermal Shock Resistance, points 16 to 23
16 to 23

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.080
Chromium (Cr), % 16 to 17.5
17 to 19
Copper (Cu), % 0 to 1.0
0
Iron (Fe), % 67.9 to 73.5
61.2 to 69
Manganese (Mn), % 6.4 to 7.5
11.5 to 14.5
Nickel (Ni), % 4.0 to 5.0
2.3 to 3.7
Nitrogen (N), % 0.1 to 0.25
0.2 to 0.4
Phosphorus (P), % 0 to 0.045
0 to 0.060
Silicon (Si), % 0 to 0.75
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030