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SAE-AISI F1 Steel vs. ASTM A182 Grade F12 Class 2

Both SAE-AISI F1 steel and ASTM A182 grade F12 class 2 are iron alloys. They have a very high 98% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI F1 steel and the bottom bar is ASTM A182 grade F12 class 2.

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
540

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Melting Completion (Liquidus), °C 1480
1460
Melting Onset (Solidus), °C 1430
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 45
43
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 5.0
2.8
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.7
1.6
Embodied Energy, MJ/kg 24
21
Embodied Water, L/kg 46
52

Common Calculations

PREN (Pitting Resistance) 2.3
2.8
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 22 to 82
19
Strength to Weight: Bending, points 20 to 49
19
Thermal Diffusivity, mm2/s 12
12
Thermal Shock Resistance, points 19 to 70
16

Alloy Composition

Carbon (C), % 1.0 to 1.3
0.1 to 0.2
Chromium (Cr), % 0
0.8 to 1.3
Iron (Fe), % 95.9 to 98
96.4 to 98.3
Manganese (Mn), % 0 to 0.5
0.3 to 0.8
Molybdenum (Mo), % 0
0.44 to 0.65
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0.1 to 0.5
0.1 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.040
Tungsten (W), % 1.0 to 1.8
0