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AISI 420F Stainless Steel vs. EN 1.0038 Steel

Both AISI 420F stainless steel and EN 1.0038 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 AISI 420F stainless steel and the bottom bar is EN 1.0038 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
110 to 120
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 18
23 to 25
Fatigue Strength, MPa 270
140 to 160
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Shear Strength, MPa 460
240 to 270
Tensile Strength: Ultimate (UTS), MPa 740
380 to 430
Tensile Strength: Yield (Proof), MPa 430
200 to 220

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 760
400
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 25
49
Thermal Expansion, µm/m-K 10
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.1
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.7
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
2.1
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.0
1.4
Embodied Energy, MJ/kg 28
19
Embodied Water, L/kg 100
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
72 to 88
Resilience: Unit (Modulus of Resilience), kJ/m3 480
110 to 130
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 27
13 to 15
Strength to Weight: Bending, points 23
15 to 16
Thermal Diffusivity, mm2/s 6.8
13
Thermal Shock Resistance, points 27
12 to 13

Alloy Composition

Carbon (C), % 0.3 to 0.4
0 to 0.23
Chromium (Cr), % 12 to 14
0 to 0.3
Copper (Cu), % 0
0 to 0.6
Iron (Fe), % 82.4 to 87.6
97.1 to 100
Manganese (Mn), % 0 to 1.3
0 to 1.5
Molybdenum (Mo), % 0 to 0.5
0 to 0.080
Nickel (Ni), % 0
0 to 0.3
Nitrogen (N), % 0
0 to 0.014
Phosphorus (P), % 0 to 0.060
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 0.55
Sulfur (S), % 0.15 to 0.35
0 to 0.045