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SAE-AISI F2 Steel vs. ASTM A369 Grade FP12

Both SAE-AISI F2 steel and ASTM A369 grade FP12 are iron alloys. They have a moderately high 95% 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 F2 steel and the bottom bar is ASTM A369 grade FP12.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Tensile Strength: Ultimate (UTS), MPa 710 to 2360
470

Thermal Properties

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

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 10
2.8
Density, g/cm3 8.1
7.9
Embodied Carbon, kg CO2/kg material 2.3
1.6
Embodied Energy, MJ/kg 32
21
Embodied Water, L/kg 50
52

Common Calculations

PREN (Pitting Resistance) 6.5
2.8
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 24 to 81
17
Strength to Weight: Bending, points 22 to 49
17
Thermal Diffusivity, mm2/s 11
12
Thermal Shock Resistance, points 21 to 71
14

Alloy Composition

Carbon (C), % 1.2 to 1.4
0.050 to 0.15
Chromium (Cr), % 0.2 to 0.4
0.8 to 1.3
Iron (Fe), % 92.6 to 95.4
96.8 to 98.4
Manganese (Mn), % 0.1 to 0.5
0.3 to 0.61
Molybdenum (Mo), % 0
0.44 to 0.65
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0.1 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.025
Tungsten (W), % 3.0 to 4.5
0