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Grade 34 Titanium vs. Grade 19 Titanium

Both grade 34 titanium and grade 19 titanium are titanium alloys. They have 75% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is grade 34 titanium and the bottom bar is grade 19 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 20
5.6 to 17
Fatigue Strength, MPa 310
550 to 620
Poisson's Ratio 0.32
0.32
Reduction in Area, % 34
22
Shear Modulus, GPa 41
47
Shear Strength, MPa 320
550 to 750
Tensile Strength: Ultimate (UTS), MPa 510
890 to 1300
Tensile Strength: Yield (Proof), MPa 450
870 to 1170

Thermal Properties

Latent Heat of Fusion, J/g 420
400
Maximum Temperature: Mechanical, °C 320
370
Melting Completion (Liquidus), °C 1660
1660
Melting Onset (Solidus), °C 1610
1600
Specific Heat Capacity, J/kg-K 540
520
Thermal Conductivity, W/m-K 21
6.2
Thermal Expansion, µm/m-K 8.7
9.1

Otherwise Unclassified Properties

Base Metal Price, % relative 55
45
Density, g/cm3 4.5
5.0
Embodied Carbon, kg CO2/kg material 33
47
Embodied Energy, MJ/kg 530
760
Embodied Water, L/kg 200
230

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
70 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 960
3040 to 5530
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
33
Strength to Weight: Axial, points 31
49 to 72
Strength to Weight: Bending, points 31
41 to 53
Thermal Diffusivity, mm2/s 8.4
2.4
Thermal Shock Resistance, points 39
57 to 83

Alloy Composition

Aluminum (Al), % 0
3.0 to 4.0
Carbon (C), % 0 to 0.080
0 to 0.050
Chromium (Cr), % 0.1 to 0.2
5.5 to 6.5
Hydrogen (H), % 0 to 0.015
0 to 0.020
Iron (Fe), % 0 to 0.3
0 to 0.3
Molybdenum (Mo), % 0
3.5 to 4.5
Nickel (Ni), % 0.35 to 0.55
0
Nitrogen (N), % 0 to 0.050
0 to 0.030
Oxygen (O), % 0 to 0.35
0 to 0.12
Palladium (Pd), % 0.010 to 0.020
0
Ruthenium (Ru), % 0.020 to 0.040
0
Titanium (Ti), % 98 to 99.52
71.1 to 77
Vanadium (V), % 0
7.5 to 8.5
Zirconium (Zr), % 0
3.5 to 4.5
Residuals, % 0
0 to 0.4