Open Access
Table 1
Chemical composition and mechanical properties of BTi-6431S and Ti6Al4V alloys.
| Titanium alloy | Chemical composition % | Transus bate °C | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Al | Mo | V | Sn | Zr | Nb | W | Si | ||
| Ti6Al4V | 6 | – | 4 | – | – | – | – | – | 995 |
| BTi-6431S | 6.0–7.2 | 1.0–3.2 | – | 2.5–3.5 | 2.5–3.5 | 1.0–3.2 | 0.3–1.5 | 0.10.5 | 1010±20 |
| Titanium alloy | Density (kg/m3) | Young's Modulus GPa | Yield strength Mpa | Tensile strength 20 °C Mpa | Tensile strength 400 °C Mpa | ||||
| Ti6Al4V | 4430 | 110 | 900 | 1000 | 550 | ||||
| BTi-6431S | 4530 | 121 | 1160 | 1210 | 850 | ||||
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