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SAE-AISI M41 Steel vs. Titanium 6-2-4-2

SAE-AISI M41 steel belongs to the iron alloys classification, while titanium 6-2-4-2 belongs to the titanium alloys. There are 21 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M41 steel and the bottom bar is titanium 6-2-4-2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 77
40
Tensile Strength: Ultimate (UTS), MPa 800 to 2290
950

Thermal Properties

Latent Heat of Fusion, J/g 260
400
Melting Completion (Liquidus), °C 1600
1590
Melting Onset (Solidus), °C 1550
1540
Specific Heat Capacity, J/kg-K 440
540
Thermal Conductivity, W/m-K 22
6.9
Thermal Expansion, µm/m-K 12
9.5

Otherwise Unclassified Properties

Base Metal Price, % relative 33
42
Density, g/cm3 8.4
4.6
Embodied Carbon, kg CO2/kg material 9.1
32
Embodied Energy, MJ/kg 140
520
Embodied Water, L/kg 120
210

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
34
Strength to Weight: Axial, points 26 to 76
57
Strength to Weight: Bending, points 23 to 46
46
Thermal Diffusivity, mm2/s 6.0
2.8
Thermal Shock Resistance, points 25 to 71
67

Alloy Composition

Aluminum (Al), % 0
5.5 to 6.5
Carbon (C), % 1.1 to 1.2
0 to 0.050
Chromium (Cr), % 3.8 to 4.5
0
Cobalt (Co), % 4.8 to 5.8
0
Copper (Cu), % 0 to 0.25
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 73.4 to 78.9
0 to 0.25
Manganese (Mn), % 0.2 to 0.6
0
Molybdenum (Mo), % 3.3 to 4.3
1.8 to 2.2
Nickel (Ni), % 0 to 0.3
0
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.15
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.15 to 0.5
0.060 to 0.12
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
1.8 to 2.2
Titanium (Ti), % 0
83.7 to 87.2
Tungsten (W), % 6.3 to 7.0
0
Vanadium (V), % 1.8 to 2.3
0
Zirconium (Zr), % 0
3.6 to 4.4
Residuals, % 0
0 to 0.4