Titanium bar/rod—a hot rolled, forged, or cold worked semifinished solid section product whose cross-sectional area is equal to or less than 16 in. (10323 mm); ASTM B348 Round Bar is a very popular go-to for many products.
Titanium bar/rod manufacturing state(ASTM B348):
Hot Rolling（R）
Cold Rolling（Y）
Annealing（M）
Solid solution（ST）
Titanium bar/rod manufacturing process(ASTM B348)：
Hot forging - Hot rolling - Polishing
https://www.hst-titanium.com/titanium-bar/astm-b348-titanium-bar-rod.html