MICROSTRUCTURE REFINING OF TiAl ALLOYS

Alloying and hot processing technologies have important effects on microstructure, properties and forming of TiAl alloys.Solidification microstructure refining,precision investment casting,hot forging,sheet rolling,rapid solidification,mechanical alloying and sintering of TiAl alloys were reviewed simply.And microstructures and properties of TiAl alloys,produced by different hot processing technologies,were discussed.