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EN 1.4020 Stainless Steel vs. AISI 301LN Stainless Steel

Both EN 1.4020 stainless steel and AISI 301LN 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 301LN 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
23 to 51
Fatigue Strength, MPa 340 to 540
270 to 520
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 510 to 680
450 to 670
Tensile Strength: Ultimate (UTS), MPa 770 to 1130
630 to 1060
Tensile Strength: Yield (Proof), MPa 430 to 950
270 to 770

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
1380
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
220 to 290
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 2290
180 to 1520
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28 to 41
22 to 38
Strength to Weight: Bending, points 25 to 32
21 to 30
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 77.9
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
0.070 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