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Grade C-6 Titanium vs. Grade 14 Titanium

Both grade C-6 titanium and grade 14 titanium are titanium alloys. They have a moderately high 92% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is grade C-6 titanium and the bottom bar is grade 14 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 9.0
23
Fatigue Strength, MPa 460
220
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 39
41
Tensile Strength: Ultimate (UTS), MPa 890
460
Tensile Strength: Yield (Proof), MPa 830
310

Thermal Properties

Latent Heat of Fusion, J/g 410
420
Maximum Temperature: Mechanical, °C 310
320
Melting Completion (Liquidus), °C 1580
1660
Melting Onset (Solidus), °C 1530
1610
Specific Heat Capacity, J/kg-K 550
540
Thermal Conductivity, W/m-K 7.8
21
Thermal Expansion, µm/m-K 9.8
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.2
3.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
6.9

Otherwise Unclassified Properties

Base Metal Price, % relative 36
37
Density, g/cm3 4.5
4.5
Embodied Carbon, kg CO2/kg material 30
32
Embodied Energy, MJ/kg 480
520
Embodied Water, L/kg 190
210

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 78
93
Resilience: Unit (Modulus of Resilience), kJ/m3 3300
450
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
35
Strength to Weight: Axial, points 55
28
Strength to Weight: Bending, points 46
29
Thermal Diffusivity, mm2/s 3.2
8.5
Thermal Shock Resistance, points 63
35

Alloy Composition

Aluminum (Al), % 4.0 to 6.0
0
Carbon (C), % 0 to 0.1
0 to 0.080
Hydrogen (H), % 0 to 0.015
0 to 0.015
Iron (Fe), % 0 to 0.5
0 to 0.3
Nickel (Ni), % 0 to 0.050
0.4 to 0.6
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0 to 0.2
0 to 0.15
Ruthenium (Ru), % 0
0.040 to 0.060
Tin (Sn), % 2.0 to 3.0
0
Titanium (Ti), % 89.7 to 94
98.4 to 99.56
Residuals, % 0
0 to 0.4