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AISI 420F Stainless Steel vs. EN 1.4833 Stainless Steel

Both AISI 420F stainless steel and EN 1.4833 stainless steel are iron alloys. They have 77% of their average alloy composition in common.

For each property being compared, the top bar is AISI 420F stainless steel and the bottom bar is EN 1.4833 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
170
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 18
38
Fatigue Strength, MPa 270
200
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 76
78
Shear Strength, MPa 460
410
Tensile Strength: Ultimate (UTS), MPa 740
600
Tensile Strength: Yield (Proof), MPa 430
240

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Maximum Temperature: Corrosion, °C 390
440
Maximum Temperature: Mechanical, °C 760
1000
Melting Completion (Liquidus), °C 1440
1410
Melting Onset (Solidus), °C 1390
1370
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 25
15
Thermal Expansion, µm/m-K 10
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.1
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.7
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
19
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.0
3.5
Embodied Energy, MJ/kg 28
50
Embodied Water, L/kg 100
170

Common Calculations

PREN (Pitting Resistance) 14
24
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
180
Resilience: Unit (Modulus of Resilience), kJ/m3 480
140
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
21
Strength to Weight: Bending, points 23
20
Thermal Diffusivity, mm2/s 6.8
4.0
Thermal Shock Resistance, points 27
13

Alloy Composition

Carbon (C), % 0.3 to 0.4
0 to 0.15
Chromium (Cr), % 12 to 14
22 to 24
Iron (Fe), % 82.4 to 87.6
58.7 to 66
Manganese (Mn), % 0 to 1.3
0 to 2.0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 0
12 to 14
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.060
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0.15 to 0.35
0 to 0.015