SAE AMS4991D
Titanium Alloy Castings, Investment 6Al - 4V Hot Isostatic Pressed, Anneal Optional.
This specification covers a titanium alloy in the form of investment castings having four grades of permissible discontinuities.
History:Standard | Published | Revision | Status |
---|---|---|---|
AMS4991D | 2010-04-19 | Latest | |
AMS4991C | 2002-06-14 | Historical | |
AMS4991B | 2001-02-01 | Historical | |
AMS4991A | 1994-04-01 | Historical | |
AMS4991 | 1980-07-15 | Historical |