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Grade 19 Titanium vs. ASTM B817 Type I

Both grade 19 titanium and ASTM B817 type I are titanium alloys. They have 82% of their average alloy composition in common. There are 28 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 19 titanium and the bottom bar is ASTM B817 type I.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
100
Elongation at Break, % 5.6 to 17
4.0 to 13
Fatigue Strength, MPa 550 to 620
360 to 520
Poisson's Ratio 0.32
0.32
Reduction in Area, % 22
5.0 to 29
Shear Modulus, GPa 47
40
Tensile Strength: Ultimate (UTS), MPa 890 to 1300
770 to 960
Tensile Strength: Yield (Proof), MPa 870 to 1170
700 to 860

Thermal Properties

Latent Heat of Fusion, J/g 400
410
Maximum Temperature: Mechanical, °C 370
340
Melting Completion (Liquidus), °C 1660
1600
Melting Onset (Solidus), °C 1600
1550
Specific Heat Capacity, J/kg-K 520
560
Thermal Conductivity, W/m-K 6.2
7.1
Thermal Expansion, µm/m-K 9.1
9.6

Otherwise Unclassified Properties

Base Metal Price, % relative 45
36
Density, g/cm3 5.0
4.4
Embodied Carbon, kg CO2/kg material 47
38
Embodied Energy, MJ/kg 760
610
Embodied Water, L/kg 230
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 70 to 150
30 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 3040 to 5530
2310 to 3540
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 33
35
Strength to Weight: Axial, points 49 to 72
48 to 60
Strength to Weight: Bending, points 41 to 53
42 to 49
Thermal Diffusivity, mm2/s 2.4
2.9
Thermal Shock Resistance, points 57 to 83
54 to 68

Alloy Composition

Aluminum (Al), % 3.0 to 4.0
5.5 to 6.8
Carbon (C), % 0 to 0.050
0 to 0.1
Chlorine (Cl), % 0
0 to 0.2
Chromium (Cr), % 5.5 to 6.5
0
Hydrogen (H), % 0 to 0.020
0 to 0.015
Iron (Fe), % 0 to 0.3
0 to 0.4
Molybdenum (Mo), % 3.5 to 4.5
0
Nitrogen (N), % 0 to 0.030
0 to 0.040
Oxygen (O), % 0 to 0.12
0 to 0.3
Silicon (Si), % 0
0 to 0.1
Sodium (Na), % 0
0 to 0.2
Titanium (Ti), % 71.1 to 77
87 to 91
Vanadium (V), % 7.5 to 8.5
3.5 to 4.5
Zirconium (Zr), % 3.5 to 4.5
0
Residuals, % 0
0 to 0.4

Comparable Variants