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Grade 6 Titanium vs. Grade Ti-Pd7B Titanium

Both grade 6 titanium and grade Ti-Pd7B titanium are titanium alloys. They have a moderately high 92% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is grade 6 titanium and the bottom bar is grade Ti-Pd7B titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 11
17
Fatigue Strength, MPa 290
200
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 39
40
Tensile Strength: Ultimate (UTS), MPa 890
390
Tensile Strength: Yield (Proof), MPa 840
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
22
Thermal Expansion, µm/m-K 9.4
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.2
3.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
7.1

Otherwise Unclassified Properties

Density, g/cm3 4.5
4.5
Embodied Carbon, kg CO2/kg material 30
49
Embodied Energy, MJ/kg 480
840
Embodied Water, L/kg 190
520

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 92
62
Resilience: Unit (Modulus of Resilience), kJ/m3 3390
440
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
35
Strength to Weight: Axial, points 55
24
Strength to Weight: Bending, points 46
26
Thermal Diffusivity, mm2/s 3.2
8.9
Thermal Shock Resistance, points 65
30

Alloy Composition


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Aluminum (Al), % 4.0 to 6.0
0
Carbon (C), % 0 to 0.080
0 to 0.1
Hydrogen (H), % 0 to 0.015
0 to 0.015
Iron (Fe), % 0 to 0.5
0 to 0.2
Nickel (Ni), % 0
0 to 0.050
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.2
0 to 0.4
Palladium (Pd), % 0
0.12 to 0.3
Tin (Sn), % 2.0 to 3.0
0
Titanium (Ti), % 89.8 to 94
98.8 to 99.9
Residuals, % 0 to 0.4
0 to 0.4