Accession Number : ADD014066

Title :   Method for Making an Integral Titanium Alloy Article Having at Least Two Distinct Microstructural Regions.

Descriptive Note : Patent, Filed 6 May 88, patented 28 Feb 89,

Corporate Author : DEPARTMENT OF THE AIR FORCE WASHINGTON DC

Personal Author(s) : Eylon, Daniel ; Froes, Francis H

Report Date : 28 Feb 1989

Pagination or Media Count : 7

Abstract : A method for producing an integral titanium alloy article having at least two regions, each region having a distinct microstructure is provided. The method comprises heat treating one or more selected region(s) of the article at a temperature greater than the beta-transus temperature of the region(s), while simultaneously heat treating the remaining region(s) of the article at a temperature below the beta-transus temperature of the remaining region(s). Keywords: Patents. (aw)

Descriptors :   *PATENTS, *TITANIUM ALLOYS, *HEAT TREATMENT, MICROSTRUCTURE, REGIONS, METALLURGY, FABRICATION

Subject Categories : Fabrication Metallurgy

Distribution Statement : APPROVED FOR PUBLIC RELEASE