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Grade 19 Titanium vs. ASTM B817 Type II

Both grade 19 titanium and ASTM B817 type II are titanium alloys. They have 84% of their average alloy composition in common. There are 26 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 II.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
100
Elongation at Break, % 5.6 to 17
3.0 to 13
Fatigue Strength, MPa 550 to 620
390 to 530
Poisson's Ratio 0.32
0.32
Reduction in Area, % 22
4.0 to 13
Shear Modulus, GPa 47
40
Tensile Strength: Ultimate (UTS), MPa 890 to 1300
900 to 960
Tensile Strength: Yield (Proof), MPa 870 to 1170
780 to 900

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 370
350
Melting Completion (Liquidus), °C 1660
1580
Melting Onset (Solidus), °C 1600
1530
Specific Heat Capacity, J/kg-K 520
550
Thermal Expansion, µm/m-K 9.1
9.9

Otherwise Unclassified Properties

Base Metal Price, % relative 45
37
Density, g/cm3 5.0
4.6
Embodied Carbon, kg CO2/kg material 47
40
Embodied Energy, MJ/kg 760
650
Embodied Water, L/kg 230
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 70 to 150
26 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 3040 to 5530
2890 to 3890
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 33
34
Strength to Weight: Axial, points 49 to 72
55 to 58
Strength to Weight: Bending, points 41 to 53
45 to 47
Thermal Shock Resistance, points 57 to 83
62 to 66

Alloy Composition

Aluminum (Al), % 3.0 to 4.0
5.0 to 6.0
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
Copper (Cu), % 0
0.35 to 1.0
Hydrogen (H), % 0 to 0.020
0 to 0.015
Iron (Fe), % 0 to 0.3
0.35 to 1.0
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
Tin (Sn), % 0
1.5 to 2.5
Titanium (Ti), % 71.1 to 77
82.1 to 87.8
Vanadium (V), % 7.5 to 8.5
5.0 to 6.0
Zirconium (Zr), % 3.5 to 4.5
0
Residuals, % 0
0 to 0.4

Comparable Variants