Browse Standards AMS4991
Historical ISSUED 1980-07-15

TITANIUM ALLOY CASTINGS, INVESTMENT 6.0Al - 4.0V Annealed AMS4991

This specification covers a titanium alloy in the form of four quality-grades of investment castings.
AMS4991G
2023-05-22
Latest
Revised
AMS4991F
2018-04-28
Historical
Revised
AMS4991E
2014-04-24
Historical
Revised
AMS4991D
2010-04-19
Historical
Revised
AMS4991C
2002-06-14
Historical
Revised
AMS4991B
2001-02-01
Historical
Revised
AMS4991A
1994-04-01
Historical
Reaffirmed
AMS4991
1980-07-15
Historical
Issued

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