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EN 1.4020 Stainless Steel vs. AISI 301L Stainless Steel

Both EN 1.4020 stainless steel and AISI 301L stainless steel are iron alloys. They have 87% 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 EN 1.4020 stainless steel and the bottom bar is AISI 301L stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 340
210 to 320
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 13 to 34
22 to 50
Fatigue Strength, MPa 340 to 540
240 to 530
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 510 to 680
440 to 660
Tensile Strength: Ultimate (UTS), MPa 770 to 1130
620 to 1040
Tensile Strength: Yield (Proof), MPa 430 to 950
250 to 790

Thermal Properties

Latent Heat of Fusion, J/g 280
280
Maximum Temperature: Corrosion, °C 410
410
Maximum Temperature: Mechanical, °C 890
890
Melting Completion (Liquidus), °C 1390
1430
Melting Onset (Solidus), °C 1350
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 17
16

Otherwise Unclassified Properties

Base Metal Price, % relative 11
13
Density, g/cm3 7.6
7.8
Embodied Carbon, kg CO2/kg material 2.5
2.7
Embodied Energy, MJ/kg 37
39
Embodied Water, L/kg 150
130

Common Calculations

PREN (Pitting Resistance) 23
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 220
210 to 300
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 2290
160 to 1580
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28 to 41
22 to 37
Strength to Weight: Bending, points 25 to 32
21 to 29
Thermal Shock Resistance, points 16 to 23
14 to 24

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.030
Chromium (Cr), % 16.5 to 19
16 to 18
Iron (Fe), % 62.8 to 71.8
70.7 to 78
Manganese (Mn), % 11 to 14
0 to 2.0
Nickel (Ni), % 0.5 to 2.5
6.0 to 8.0
Nitrogen (N), % 0.2 to 0.45
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 0.030
0 to 0.030