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AISI 420F Stainless Steel vs. EN 1.4713 Stainless Steel

Both AISI 420F stainless steel and EN 1.4713 stainless steel are iron alloys. Both are furnished in the annealed condition. They have a moderately high 93% 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 1.4713 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
170
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 18
20
Fatigue Strength, MPa 270
160
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
74
Shear Strength, MPa 460
320
Tensile Strength: Ultimate (UTS), MPa 740
520
Tensile Strength: Yield (Proof), MPa 430
250

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Maximum Temperature: Corrosion, °C 390
370
Maximum Temperature: Mechanical, °C 760
800
Melting Completion (Liquidus), °C 1440
1440
Melting Onset (Solidus), °C 1390
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 25
23
Thermal Expansion, µm/m-K 10
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.1
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 3.7
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
4.6
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.0
1.7
Embodied Energy, MJ/kg 28
24
Embodied Water, L/kg 100
84

Common Calculations

PREN (Pitting Resistance) 14
7.0
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
84
Resilience: Unit (Modulus of Resilience), kJ/m3 480
160
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
19
Strength to Weight: Bending, points 23
19
Thermal Diffusivity, mm2/s 6.8
6.2
Thermal Shock Resistance, points 27
18

Alloy Composition

Aluminum (Al), % 0
0.5 to 1.0
Carbon (C), % 0.3 to 0.4
0 to 0.12
Chromium (Cr), % 12 to 14
6.0 to 8.0
Iron (Fe), % 82.4 to 87.6
88.8 to 93
Manganese (Mn), % 0 to 1.3
0 to 1.0
Molybdenum (Mo), % 0 to 0.5
0
Phosphorus (P), % 0 to 0.060
0 to 0.040
Silicon (Si), % 0 to 1.0
0.5 to 1.0
Sulfur (S), % 0.15 to 0.35
0 to 0.015