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Grade 13 Titanium vs. SAE-AISI M41 Steel

Grade 13 titanium belongs to the titanium alloys classification, while SAE-AISI M41 steel belongs to the iron 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 grade 13 titanium and the bottom bar is SAE-AISI M41 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 41
77
Tensile Strength: Ultimate (UTS), MPa 310
800 to 2290

Thermal Properties

Latent Heat of Fusion, J/g 420
260
Melting Completion (Liquidus), °C 1660
1600
Melting Onset (Solidus), °C 1610
1550
Specific Heat Capacity, J/kg-K 540
440
Thermal Conductivity, W/m-K 22
22
Thermal Expansion, µm/m-K 8.7
12

Otherwise Unclassified Properties

Base Metal Price, % relative 37
33
Density, g/cm3 4.5
8.4
Embodied Carbon, kg CO2/kg material 32
9.1
Embodied Energy, MJ/kg 520
140
Embodied Water, L/kg 210
120

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
23
Strength to Weight: Axial, points 19
26 to 76
Strength to Weight: Bending, points 22
23 to 46
Thermal Diffusivity, mm2/s 8.9
6.0
Thermal Shock Resistance, points 24
25 to 71

Alloy Composition

Carbon (C), % 0 to 0.080
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
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.2
73.4 to 78.9
Manganese (Mn), % 0
0.2 to 0.6
Molybdenum (Mo), % 0
3.3 to 4.3
Nickel (Ni), % 0.4 to 0.6
0 to 0.3
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.1
0
Phosphorus (P), % 0
0 to 0.030
Ruthenium (Ru), % 0.040 to 0.060
0
Silicon (Si), % 0
0.15 to 0.5
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 98.5 to 99.56
0
Tungsten (W), % 0
6.3 to 7.0
Vanadium (V), % 0
1.8 to 2.3
Residuals, % 0 to 0.4
0