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Grade 11 Titanium vs. Titanium 6-6-2

Both grade 11 titanium and titanium 6-6-2 are titanium alloys. They have 86% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is grade 11 titanium and the bottom bar is titanium 6-6-2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 29
6.7 to 9.0
Fatigue Strength, MPa 170
590 to 670
Poisson's Ratio 0.32
0.32
Reduction in Area, % 37
17 to 23
Shear Modulus, GPa 38
44
Shear Strength, MPa 200
670 to 800
Tensile Strength: Ultimate (UTS), MPa 310
1140 to 1370
Tensile Strength: Yield (Proof), MPa 230
1040 to 1230

Thermal Properties

Latent Heat of Fusion, J/g 420
400
Maximum Temperature: Mechanical, °C 320
310
Melting Completion (Liquidus), °C 1660
1610
Melting Onset (Solidus), °C 1610
1560
Specific Heat Capacity, J/kg-K 540
540
Thermal Conductivity, W/m-K 22
5.5
Thermal Expansion, µm/m-K 9.2
9.4

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.7
1.1
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
2.1

Otherwise Unclassified Properties

Density, g/cm3 4.5
4.8
Embodied Carbon, kg CO2/kg material 47
29
Embodied Energy, MJ/kg 800
470
Embodied Water, L/kg 470
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 81
89 to 99
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
34
Strength to Weight: Axial, points 19
66 to 79
Strength to Weight: Bending, points 22
50 to 57
Thermal Diffusivity, mm2/s 8.9
2.1
Thermal Shock Resistance, points 22
75 to 90

Alloy Composition


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Aluminum (Al), % 0
5.0 to 6.0
Carbon (C), % 0 to 0.080
0 to 0.050
Copper (Cu), % 0
0.35 to 1.0
Hydrogen (H), % 0 to 0.015
0 to 0.015
Iron (Fe), % 0 to 0.2
0.35 to 1.0
Molybdenum (Mo), % 0
5.0 to 6.0
Nitrogen (N), % 0 to 0.030
0 to 0.040
Oxygen (O), % 0 to 0.18
0 to 0.2
Palladium (Pd), % 0.12 to 0.25
0
Tin (Sn), % 0
1.5 to 2.5
Titanium (Ti), % 98.8 to 99.88
82.8 to 87.8
Residuals, % 0 to 0.4
0 to 0.4