... and supplier in the world. LTM TITANIUM manufactures Titanium Round Bar, Titanium Square Bar, Titanium Hexagon Bar,Titanium Flat Bar. Standard: ASTM B348, ASME SB348 ... , Gr3, Gr4, Gr5, Gr6, Gr7, Gr9, Gr11, Gr12, Gr23, (1) Titanium Round Bar size (mm): diameter 5-350; max length: 6000mm ... ; (2)Titanium Square Bar size (mm): side 6-30; max length: 6000mm ...