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SAE-AISI F1 Steel vs. SAE-AISI F2 Steel

Both SAE-AISI F1 steel and SAE-AISI F2 steel are iron alloys. They have a very high 97% of their average alloy composition in common.

For each property being compared, the top bar is SAE-AISI F1 steel and the bottom bar is SAE-AISI F2 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
73
Tensile Strength: Ultimate (UTS), MPa 620 to 2320
710 to 2360

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Melting Completion (Liquidus), °C 1480
1520
Melting Onset (Solidus), °C 1430
1470
Specific Heat Capacity, J/kg-K 470
460
Thermal Conductivity, W/m-K 45
42
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
7.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 5.0
10
Density, g/cm3 7.9
8.1
Embodied Carbon, kg CO2/kg material 1.7
2.3
Embodied Energy, MJ/kg 24
32
Embodied Water, L/kg 46
50

Common Calculations

PREN (Pitting Resistance) 2.3
6.5
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 22 to 82
24 to 81
Strength to Weight: Bending, points 20 to 49
22 to 49
Thermal Diffusivity, mm2/s 12
11
Thermal Shock Resistance, points 19 to 70
21 to 71

Alloy Composition

Carbon (C), % 1.0 to 1.3
1.2 to 1.4
Chromium (Cr), % 0
0.2 to 0.4
Iron (Fe), % 95.9 to 98
92.6 to 95.4
Manganese (Mn), % 0 to 0.5
0.1 to 0.5
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0.1 to 0.5
0.1 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 1.0 to 1.8
3.0 to 4.5

Comparable Variants