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Titanium 6-2-4-2 vs. SAE-AISI M30 Steel

Titanium 6-2-4-2 belongs to the titanium alloys classification, while SAE-AISI M30 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 titanium 6-2-4-2 and the bottom bar is SAE-AISI M30 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 40
78
Tensile Strength: Ultimate (UTS), MPa 950
800 to 2170

Thermal Properties

Latent Heat of Fusion, J/g 400
270
Melting Completion (Liquidus), °C 1590
1550
Melting Onset (Solidus), °C 1540
1500
Specific Heat Capacity, J/kg-K 540
450
Thermal Conductivity, W/m-K 6.9
24
Thermal Expansion, µm/m-K 9.5
12

Otherwise Unclassified Properties

Base Metal Price, % relative 42
26
Density, g/cm3 4.6
8.2
Embodied Carbon, kg CO2/kg material 32
7.2
Embodied Energy, MJ/kg 520
100
Embodied Water, L/kg 210
120

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 34
24
Strength to Weight: Axial, points 57
27 to 74
Strength to Weight: Bending, points 46
24 to 46
Thermal Diffusivity, mm2/s 2.8
6.6
Thermal Shock Resistance, points 67
25 to 67

Alloy Composition


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Aluminum (Al), % 5.5 to 6.5
0
Carbon (C), % 0 to 0.050
0.75 to 0.85
Chromium (Cr), % 0
3.5 to 4.3
Cobalt (Co), % 0
4.5 to 5.5
Copper (Cu), % 0
0 to 0.25
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
75.2 to 80.9
Manganese (Mn), % 0
0.15 to 0.4
Molybdenum (Mo), % 1.8 to 2.2
7.8 to 9.0
Nickel (Ni), % 0
0 to 0.3
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.15
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0.060 to 0.12
0.2 to 0.45
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 1.8 to 2.2
0
Titanium (Ti), % 83.7 to 87.2
0
Tungsten (W), % 0
1.3 to 2.3
Vanadium (V), % 0
1.0 to 1.4
Zirconium (Zr), % 3.6 to 4.4
0
Residuals, % 0 to 0.4
0