| 摘要 |
<p>A titanium alloy of which crystal grain is hard to coarsen at the time of welding or hot-extruding, which consists by weight percentage of at least one element selected from 0.01 SIMILAR 10 % of S, 0.01 SIMILAR 10 % of Se and 0.01 SIMILAR 10 % of Te (the total sum does not exceed 10 %), one or both of 0.01 SIMILAR 10 % REM and 0.01 SIMILAR 10 % of Ca (the total sum does not exceed 10 %), and if necessary, at least one element selected from Al </= 10 %, V </= 25%, Sn </= 15%, Co </= 10%, Cu </= 10%, Ta </= 15%, Mn </= 10%, Hf </= 10%, W </= 10%, Si </= 0.5%, Nb </= 20%, Zr </= 10%, Mo </= 15%, and 0 </= 0.1% (the total sum does not exceed 30 %).</p> |
