to Titanium alpha and near-alpha alloys
to Properties of titanium alloys
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| Titanium α-alloy, Grade 6 (Ti-5Al-2.5Sn) | ||||
| Chemical composition: O=0.2% max., Fe=0.5% max., Al=5%, Sn=2.5%, Ti balance | ||||
| Property | Value in metric unit | Value in US unit | ||
| Density | 4.48 *10³ | kg/m³ | 280 | lb/ft³ |
|---|---|---|---|---|
| Modulus of elasticity | 117 | GPa | 17000 | ksi |
| Thermal expansion (20 ºC) | 9.4*10-6 | ºCˉ¹ | 5.2*10-6 | in/(in* ºF) |
| Specific heat capacity | 530 | J/(kg*K) | 0.127 | BTU/(lb*ºF) |
| Thermal conductivity | 7.8 | W/(m*K) | 54 | BTU*in/(hr*ft²*ºF) |
| Electric resistivity | 160*10-8 | Ohm*m | 160*10-6 | Ohm*cm |
| Tensile strength | 862 | MPa | 125000 | psi |
| Yield strength | 807 | MPa | 117000 | psi |
| Elongation | 16 | % | 16 | % |
| Hardness | 34 | HRC | 34 | HRC |
| Melting temperature | 1600 | ºC | 2910 | ºF |
| Beta Transus temperature | 1038 | ºC | 1900 | ºF |