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AISI 420F Stainless Steel vs. N08810 Stainless Steel

Both AISI 420F stainless steel and N08810 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 59% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is AISI 420F stainless steel and the bottom bar is N08810 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 18
33
Fatigue Strength, MPa 270
160
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Shear Strength, MPa 460
340
Tensile Strength: Ultimate (UTS), MPa 740
520
Tensile Strength: Yield (Proof), MPa 430
200

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Maximum Temperature: Corrosion, °C 390
490
Maximum Temperature: Mechanical, °C 760
1100
Melting Completion (Liquidus), °C 1440
1400
Melting Onset (Solidus), °C 1390
1350
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 25
12
Thermal Expansion, µm/m-K 10
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.1
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 3.7
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
30
Density, g/cm3 7.7
8.0
Embodied Carbon, kg CO2/kg material 2.0
5.3
Embodied Energy, MJ/kg 28
76
Embodied Water, L/kg 100
200

Common Calculations

PREN (Pitting Resistance) 14
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
140
Resilience: Unit (Modulus of Resilience), kJ/m3 480
100
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 27
18
Strength to Weight: Bending, points 23
18
Thermal Diffusivity, mm2/s 6.8
3.0
Thermal Shock Resistance, points 27
13

Alloy Composition

Aluminum (Al), % 0
0.15 to 0.6
Carbon (C), % 0.3 to 0.4
0.050 to 0.1
Chromium (Cr), % 12 to 14
19 to 23
Copper (Cu), % 0
0 to 0.75
Iron (Fe), % 82.4 to 87.6
39.5 to 50.7
Manganese (Mn), % 0 to 1.3
0 to 1.5
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 0
30 to 35
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
Titanium (Ti), % 0
0.15 to 0.6