News 16. 04. 24:SML Ti Tube Grade 5
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PDF downloads» Titanium Grade 4
Unalloyed titanium offering reasonably high strength with good weldability. Good corrosion resistance in neutral to oxidizing environments, including chlorides.
Composition
Physical Data
Mechanical Data
Fabrication Information
» Composition
| C | < 0.1 % |
| Fe | < 0.5 % |
| N2 | < 0.05 % |
| O2 | < 0.4 % |
| H2 (sheet) | < 0.015 % |
| H2 (bar) | < 0.0125 % |
| H2 (billet) | < 0.0100 % |
| Ti = | Rem |
» Physical Data
| Minimum | Typical | |
| Density g/cm3 (lb/cu.in) | 4.51(0.162) | |
| Melting Range °C+/-15°C (°F) | 1660(3020) | |
| Specific Heat J/g/°C | 0.54 | |
| Volume Electrical Resistivity µohm.cm (µohm.in) | 61(24) | |
| Thermal Conductivity W/mK(Btu/ft h°F) | 22(153) | |
| *Mean Thermal Exp. Coeff. 0-100°C/°C | 8.6 x 10 -6 | |
| *Mean Thermal Exp. Coeff. 0-300°C/°C | 9.2 x 10 -6 | |
| Beta Transus °C+/-15°C(°F) | 949 (1740) |
» Mechanical Data
| Minimum | Typical | |
| Tensile Strength MPa(ksi) | 552 (80) | 683 (99) |
| 0.2% Proof Stress MPa(ksi) | 483 (70) | 559 (81) |
| Elongation over 2 Inches % | 15 | 23 |
| Reduction in Area % | 30 | |
| Elastic Modulus GPa(Msi) | 104 (15) | |
| Hardness Bhn | 250 | |
| Specified Bend Radius <0.070" x Thickness | 2.5 | |
| Specified Bend Radius >0.070In x Thickness | 3 | |
| Welded Bend Radius x Thickness | 3 | |
| Charpy, V-Notch Impact J(ft Ibf) | 14 (10) | |
| Direct Stress Fatigue Limit (Notch factor Kt1) MPa(ksi) | 376 (55) |
» Fabrication Information
| Weldability | Good |
| Forging | Rough 935°C (1715°F), finish 843°C (1550°F) |
| Annealing | 704°C (1300°F), 2 hr, AC |
| Stress Relief Annealing | 482-538°C (900-1000°F), 45 min. |
