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EN 1.8201 Steel vs. AISI 301 Stainless Steel

Both EN 1.8201 steel and AISI 301 stainless steel are iron alloys. They have 77% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.8201 steel and the bottom bar is AISI 301 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
190 to 440
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 20
7.4 to 46
Fatigue Strength, MPa 310
210 to 600
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
77
Shear Strength, MPa 390
410 to 860
Tensile Strength: Ultimate (UTS), MPa 630
590 to 1460
Tensile Strength: Yield (Proof), MPa 450
230 to 1080

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Maximum Temperature: Mechanical, °C 450
840
Melting Completion (Liquidus), °C 1500
1420
Melting Onset (Solidus), °C 1450
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 40
16
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.8
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.8
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
13
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 2.5
2.7
Embodied Energy, MJ/kg 36
39
Embodied Water, L/kg 59
130

Common Calculations

PREN (Pitting Resistance) 5.7
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
99 to 300
Resilience: Unit (Modulus of Resilience), kJ/m3 530
130 to 2970
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22
21 to 52
Strength to Weight: Bending, points 20
20 to 37
Thermal Diffusivity, mm2/s 11
4.2
Thermal Shock Resistance, points 18
12 to 31

Alloy Composition

Aluminum (Al), % 0 to 0.030
0
Boron (B), % 0.0010 to 0.0060
0
Carbon (C), % 0.040 to 0.1
0 to 0.15
Chromium (Cr), % 1.9 to 2.6
16 to 18
Iron (Fe), % 93.6 to 96.2
70.7 to 78
Manganese (Mn), % 0.1 to 0.6
0 to 2.0
Molybdenum (Mo), % 0.050 to 0.3
0
Nickel (Ni), % 0
6.0 to 8.0
Niobium (Nb), % 0.020 to 0.080
0
Nitrogen (N), % 0 to 0.015
0 to 0.1
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030
Titanium (Ti), % 0.0050 to 0.060
0
Tungsten (W), % 1.5 to 1.8
0
Vanadium (V), % 0.2 to 0.3
0