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SAE-AISI F1 Steel vs. EN 1.4031 Stainless Steel

Both SAE-AISI F1 steel and EN 1.4031 stainless steel are iron alloys. They have 86% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI F1 steel and the bottom bar is EN 1.4031 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
76
Tensile Strength: Ultimate (UTS), MPa 620 to 2320
670 to 900

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Melting Completion (Liquidus), °C 1480
1440
Melting Onset (Solidus), °C 1430
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 45
30
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
3.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
3.7

Otherwise Unclassified Properties

Base Metal Price, % relative 5.0
7.0
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 1.7
1.9
Embodied Energy, MJ/kg 24
27
Embodied Water, L/kg 46
100

Common Calculations

PREN (Pitting Resistance) 2.3
14
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22 to 82
24 to 32
Strength to Weight: Bending, points 20 to 49
22 to 27
Thermal Diffusivity, mm2/s 12
8.1
Thermal Shock Resistance, points 19 to 70
23 to 32

Alloy Composition

Carbon (C), % 1.0 to 1.3
0.36 to 0.42
Chromium (Cr), % 0
12.5 to 14.5
Iron (Fe), % 95.9 to 98
83 to 87.1
Manganese (Mn), % 0 to 0.5
0 to 1.0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0.1 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Tungsten (W), % 1.0 to 1.8
0

Comparable Variants