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EN 1.4020 Stainless Steel vs. EN 1.5422 Steel

Both EN 1.4020 stainless steel and EN 1.5422 steel are iron alloys. They have 69% of their average alloy composition in common. There are 26 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 1.5422 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 340
150
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 13 to 34
26
Fatigue Strength, MPa 340 to 540
200
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Tensile Strength: Ultimate (UTS), MPa 770 to 1130
520
Tensile Strength: Yield (Proof), MPa 430 to 950
270

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 890
410
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
2.7
Density, g/cm3 7.6
7.9
Embodied Carbon, kg CO2/kg material 2.5
1.6
Embodied Energy, MJ/kg 37
22
Embodied Water, L/kg 150
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 220
110
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 2290
200
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 28 to 41
18
Strength to Weight: Bending, points 25 to 32
18
Thermal Shock Resistance, points 16 to 23
15

Alloy Composition

Carbon (C), % 0 to 0.15
0.15 to 0.2
Chromium (Cr), % 16.5 to 19
0 to 0.3
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 62.8 to 71.8
96.3 to 98.6
Manganese (Mn), % 11 to 14
0.8 to 1.2
Molybdenum (Mo), % 0
0.45 to 0.65
Nickel (Ni), % 0.5 to 2.5
0 to 0.4
Nitrogen (N), % 0.2 to 0.45
0
Phosphorus (P), % 0 to 0.045
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.020
Vanadium (V), % 0
0 to 0.050