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EN 1.8201 Steel vs. EN 1.4020 Stainless Steel

Both EN 1.8201 steel and EN 1.4020 stainless steel are iron alloys. They have 70% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.8201 steel and the bottom bar is EN 1.4020 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
190 to 340
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 20
13 to 34
Fatigue Strength, MPa 310
340 to 540
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
77
Shear Strength, MPa 390
510 to 680
Tensile Strength: Ultimate (UTS), MPa 630
770 to 1130
Tensile Strength: Yield (Proof), MPa 450
430 to 950

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Maximum Temperature: Mechanical, °C 450
890
Melting Completion (Liquidus), °C 1500
1390
Melting Onset (Solidus), °C 1450
1350
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 13
17

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
11
Density, g/cm3 8.0
7.6
Embodied Carbon, kg CO2/kg material 2.5
2.5
Embodied Energy, MJ/kg 36
37
Embodied Water, L/kg 59
150

Common Calculations

PREN (Pitting Resistance) 5.7
23
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
140 to 220
Resilience: Unit (Modulus of Resilience), kJ/m3 530
460 to 2290
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22
28 to 41
Strength to Weight: Bending, points 20
25 to 32
Thermal Shock Resistance, points 18
16 to 23

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
16.5 to 19
Iron (Fe), % 93.6 to 96.2
62.8 to 71.8
Manganese (Mn), % 0.1 to 0.6
11 to 14
Molybdenum (Mo), % 0.050 to 0.3
0
Nickel (Ni), % 0
0.5 to 2.5
Niobium (Nb), % 0.020 to 0.080
0
Nitrogen (N), % 0 to 0.015
0.2 to 0.45
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