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EN 1.4020 Stainless Steel vs. EN 1.8873 Steel

Both EN 1.4020 stainless steel and EN 1.8873 steel are iron alloys. They have 70% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (7, 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 EN 1.8873 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 340
200
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 13 to 34
19
Fatigue Strength, MPa 340 to 540
340
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 510 to 680
410
Tensile Strength: Ultimate (UTS), MPa 770 to 1130
660
Tensile Strength: Yield (Proof), MPa 430 to 950
490

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 890
420
Melting Completion (Liquidus), °C 1390
1460
Melting Onset (Solidus), °C 1350
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 17
13

Otherwise Unclassified Properties

Base Metal Price, % relative 11
3.2
Density, g/cm3 7.6
7.9
Embodied Carbon, kg CO2/kg material 2.5
1.8
Embodied Energy, MJ/kg 37
24
Embodied Water, L/kg 150
52

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 220
110
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 2290
650
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 28 to 41
23
Strength to Weight: Bending, points 25 to 32
21
Thermal Shock Resistance, points 16 to 23
19

Alloy Composition

Boron (B), % 0
0 to 0.0050
Carbon (C), % 0 to 0.15
0 to 0.18
Chromium (Cr), % 16.5 to 19
0 to 1.0
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 62.8 to 71.8
93.6 to 100
Manganese (Mn), % 11 to 14
0 to 1.7
Molybdenum (Mo), % 0
0 to 0.7
Nickel (Ni), % 0.5 to 2.5
0 to 1.5
Niobium (Nb), % 0
0 to 0.050
Nitrogen (N), % 0.2 to 0.45
0 to 0.015
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0
0 to 0.050
Vanadium (V), % 0
0 to 0.080
Zirconium (Zr), % 0
0 to 0.15