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Titanium 6-2-4-2 vs. EN 1.7077 Steel

Titanium 6-2-4-2 belongs to the titanium alloys classification, while EN 1.7077 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 EN 1.7077 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
63 to 68
Shear Modulus, GPa 40
73
Tensile Strength: Ultimate (UTS), MPa 950
490 to 1750

Thermal Properties

Latent Heat of Fusion, J/g 400
250
Maximum Temperature: Mechanical, °C 300
420
Melting Completion (Liquidus), °C 1590
1460
Melting Onset (Solidus), °C 1540
1420
Specific Heat Capacity, J/kg-K 540
470
Thermal Conductivity, W/m-K 6.9
45
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
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 42
2.3
Density, g/cm3 4.6
7.8
Embodied Carbon, kg CO2/kg material 32
1.4
Embodied Energy, MJ/kg 520
19
Embodied Water, L/kg 210
51

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 34
24
Strength to Weight: Axial, points 57
17 to 62
Strength to Weight: Bending, points 46
18 to 41
Thermal Diffusivity, mm2/s 2.8
12
Thermal Shock Resistance, points 67
14 to 51

Alloy Composition


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Aluminum (Al), % 5.5 to 6.5
0
Boron (B), % 0
0.00080 to 0.0050
Carbon (C), % 0 to 0.050
0.34 to 0.38
Chromium (Cr), % 0
0.9 to 1.2
Copper (Cu), % 0
0 to 0.25
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
96.8 to 98.1
Manganese (Mn), % 0
0.7 to 1.0
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
0 to 0.3
Sulfur (S), % 0
0 to 0.025
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