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EN 1.5521 Steel vs. AISI 420F Stainless Steel

Both EN 1.5521 steel and AISI 420F stainless steel are iron alloys. They have 86% of their average alloy composition in common. There are 31 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 1.5521 steel and the bottom bar is AISI 420F stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130 to 180
230
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 11 to 21
18
Fatigue Strength, MPa 210 to 310
270
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
76
Shear Strength, MPa 310 to 360
460
Tensile Strength: Ultimate (UTS), MPa 430 to 1390
740
Tensile Strength: Yield (Proof), MPa 300 to 490
430

Thermal Properties

Latent Heat of Fusion, J/g 250
270
Maximum Temperature: Mechanical, °C 400
760
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1420
1390
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 51
25
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
3.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
3.7

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
7.0
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.4
2.0
Embodied Energy, MJ/kg 19
28
Embodied Water, L/kg 47
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 44 to 230
120
Resilience: Unit (Modulus of Resilience), kJ/m3 250 to 630
480
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 15 to 49
27
Strength to Weight: Bending, points 16 to 35
23
Thermal Diffusivity, mm2/s 14
6.8
Thermal Shock Resistance, points 13 to 41
27

Alloy Composition

Boron (B), % 0.00080 to 0.0050
0
Carbon (C), % 0.16 to 0.2
0.3 to 0.4
Chromium (Cr), % 0
12 to 14
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 98 to 98.9
82.4 to 87.6
Manganese (Mn), % 0.9 to 1.2
0 to 1.3
Molybdenum (Mo), % 0
0 to 0.5
Phosphorus (P), % 0 to 0.025
0 to 0.060
Silicon (Si), % 0 to 0.3
0 to 1.0
Sulfur (S), % 0 to 0.025
0.15 to 0.35