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EN 1.4571 Stainless Steel vs. AISI 301L Stainless Steel

Both EN 1.4571 stainless steel and AISI 301L stainless steel are iron alloys. They have a moderately high 92% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4571 stainless steel and the bottom bar is AISI 301L stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 270
210 to 320
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 14 to 40
22 to 50
Fatigue Strength, MPa 200 to 330
240 to 530
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
77
Shear Strength, MPa 410 to 550
440 to 660
Tensile Strength: Ultimate (UTS), MPa 600 to 900
620 to 1040
Tensile Strength: Yield (Proof), MPa 230 to 570
250 to 790

Thermal Properties

Latent Heat of Fusion, J/g 290
280
Maximum Temperature: Corrosion, °C 480
410
Maximum Temperature: Mechanical, °C 950
890
Melting Completion (Liquidus), °C 1440
1430
Melting Onset (Solidus), °C 1400
1390
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 19
13
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 3.9
2.7
Embodied Energy, MJ/kg 54
39
Embodied Water, L/kg 150
130

Common Calculations

PREN (Pitting Resistance) 25
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 190
210 to 300
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 820
160 to 1580
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21 to 32
22 to 37
Strength to Weight: Bending, points 20 to 26
21 to 29
Thermal Diffusivity, mm2/s 4.0
4.1
Thermal Shock Resistance, points 13 to 20
14 to 24

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.030
Chromium (Cr), % 16.5 to 18.5
16 to 18
Iron (Fe), % 61.7 to 71
70.7 to 78
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 2.0 to 2.5
0
Nickel (Ni), % 10.5 to 13.5
6.0 to 8.0
Nitrogen (N), % 0
0 to 0.2
Phosphorus (P), % 0 to 0.045
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 0 to 0.7
0

Comparable Variants