MakeItFrom.com
Menu (ESC)

Grade 33 Titanium vs. Grade 20 Titanium

Both grade 33 titanium and grade 20 titanium are titanium alloys. They have 75% of their average alloy composition in common. There are 26 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 33 titanium and the bottom bar is grade 20 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 23
5.7 to 17
Fatigue Strength, MPa 250
550 to 630
Poisson's Ratio 0.32
0.32
Reduction in Area, % 34
23
Shear Modulus, GPa 41
47
Shear Strength, MPa 240
560 to 740
Tensile Strength: Ultimate (UTS), MPa 390
900 to 1270
Tensile Strength: Yield (Proof), MPa 350
850 to 1190

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 Expansion, µm/m-K 8.7
9.6

Otherwise Unclassified Properties

Density, g/cm3 4.5
5.0
Embodied Carbon, kg CO2/kg material 33
52
Embodied Energy, MJ/kg 530
860
Embodied Water, L/kg 200
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 86
71 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 590
2940 to 5760
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
33
Strength to Weight: Axial, points 24
50 to 70
Strength to Weight: Bending, points 26
41 to 52
Thermal Shock Resistance, points 30
55 to 77

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 0.030
0 to 0.030
Oxygen (O), % 0 to 0.25
0 to 0.12
Palladium (Pd), % 0.010 to 0.020
0.040 to 0.080
Ruthenium (Ru), % 0.020 to 0.040
0
Titanium (Ti), % 98.1 to 99.52
71 to 77
Vanadium (V), % 0
7.5 to 8.5
Zirconium (Zr), % 0
3.5 to 4.5
Residuals, % 0
0 to 0.4