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SAE-AISI F1 Steel vs. SAE-AISI M41 Steel

Both SAE-AISI F1 steel and SAE-AISI M41 steel are iron alloys. They have 79% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI F1 steel and the bottom bar is SAE-AISI M41 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
77
Tensile Strength: Ultimate (UTS), MPa 620 to 2320
800 to 2290

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Melting Completion (Liquidus), °C 1480
1600
Melting Onset (Solidus), °C 1430
1550
Specific Heat Capacity, J/kg-K 470
440
Thermal Conductivity, W/m-K 45
22
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 5.0
33
Density, g/cm3 7.9
8.4
Embodied Carbon, kg CO2/kg material 1.7
9.1
Embodied Energy, MJ/kg 24
140
Embodied Water, L/kg 46
120

Common Calculations

PREN (Pitting Resistance) 2.3
28
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 22 to 82
26 to 76
Strength to Weight: Bending, points 20 to 49
23 to 46
Thermal Diffusivity, mm2/s 12
6.0
Thermal Shock Resistance, points 19 to 70
25 to 71

Alloy Composition

Carbon (C), % 1.0 to 1.3
1.1 to 1.2
Chromium (Cr), % 0
3.8 to 4.5
Cobalt (Co), % 0
4.8 to 5.8
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 95.9 to 98
73.4 to 78.9
Manganese (Mn), % 0 to 0.5
0.2 to 0.6
Molybdenum (Mo), % 0
3.3 to 4.3
Nickel (Ni), % 0
0 to 0.3
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0.1 to 0.5
0.15 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 1.0 to 1.8
6.3 to 7.0
Vanadium (V), % 0
1.8 to 2.3

Comparable Variants