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Titanium 6-2-4-2 vs. Grade TDSiCr Steel

Titanium 6-2-4-2 belongs to the titanium alloys classification, while grade TDSiCr steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (7, 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 grade TDSiCr steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Poisson's Ratio 0.32
0.29
Reduction in Area, % 21
48
Shear Modulus, GPa 40
80
Tensile Strength: Ultimate (UTS), MPa 950
1950

Thermal Properties

Latent Heat of Fusion, J/g 400
270
Maximum Temperature: Mechanical, °C 300
410
Melting Completion (Liquidus), °C 1590
1440
Melting Onset (Solidus), °C 1540
1400
Specific Heat Capacity, J/kg-K 540
480
Thermal Conductivity, W/m-K 6.9
46
Thermal Expansion, µm/m-K 9.5
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 0.9
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 42
2.2
Density, g/cm3 4.6
7.7
Embodied Carbon, kg CO2/kg material 32
1.5
Embodied Energy, MJ/kg 520
20
Embodied Water, L/kg 210
48

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 34
25
Strength to Weight: Axial, points 57
70
Strength to Weight: Bending, points 46
45
Thermal Diffusivity, mm2/s 2.8
12
Thermal Shock Resistance, points 67
58

Alloy Composition


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Aluminum (Al), % 5.5 to 6.5
0
Carbon (C), % 0 to 0.050
0.5 to 0.6
Chromium (Cr), % 0
0.5 to 0.8
Copper (Cu), % 0
0 to 0.1
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
96.6 to 97.8
Manganese (Mn), % 0
0.5 to 0.9
Molybdenum (Mo), % 1.8 to 2.2
0
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.15
0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0.060 to 0.12
1.2 to 1.6
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 1.8 to 2.2
0
Titanium (Ti), % 83.7 to 87.2
0
Zirconium (Zr), % 3.6 to 4.4
0
Residuals, % 0 to 0.4
0