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AISI 420F Stainless Steel vs. EN 1.3975 Stainless Steel

Both AISI 420F stainless steel and EN 1.3975 stainless steel are iron alloys. They have 76% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is AISI 420F stainless steel and the bottom bar is EN 1.3975 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
190
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 18
27
Fatigue Strength, MPa 270
230
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
76
Tensile Strength: Ultimate (UTS), MPa 740
660
Tensile Strength: Yield (Proof), MPa 430
320

Thermal Properties

Latent Heat of Fusion, J/g 270
340
Maximum Temperature: Corrosion, °C 390
410
Maximum Temperature: Mechanical, °C 760
910
Melting Completion (Liquidus), °C 1440
1360
Melting Onset (Solidus), °C 1390
1320
Specific Heat Capacity, J/kg-K 480
500
Thermal Expansion, µm/m-K 10
16

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
15
Density, g/cm3 7.7
7.5
Embodied Carbon, kg CO2/kg material 2.0
3.3
Embodied Energy, MJ/kg 28
47
Embodied Water, L/kg 100
150

Common Calculations

PREN (Pitting Resistance) 14
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
150
Resilience: Unit (Modulus of Resilience), kJ/m3 480
270
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
26
Strength to Weight: Axial, points 27
24
Strength to Weight: Bending, points 23
22
Thermal Shock Resistance, points 27
15

Alloy Composition

Carbon (C), % 0.3 to 0.4
0 to 0.050
Chromium (Cr), % 12 to 14
16 to 18
Iron (Fe), % 82.4 to 87.6
58.2 to 65.4
Manganese (Mn), % 0 to 1.3
7.0 to 9.0
Molybdenum (Mo), % 0 to 0.5
0 to 1.0
Nickel (Ni), % 0
8.0 to 9.0
Nitrogen (N), % 0
0.080 to 0.18
Phosphorus (P), % 0 to 0.060
0 to 0.045
Silicon (Si), % 0 to 1.0
3.5 to 4.5
Sulfur (S), % 0.15 to 0.35
0 to 0.030