Browse Standards AMS4890B
Historical Reaffirmed 2000-09-01

Copper Beryllium Alloy Castings, 97cu 2.1be 0.52co 0.28si, Solution Heat Treated (Tb00) AMS4890B

This specification covers a copper-beryllium alloy int he form of sand, investment, or centrifugal castings. Castings shall be made by the investment casting process unless another casting process is agreed upon by purchaser. These castings have been used typically for small parts of intricate design requiring good corrosion resistance and high strength, but usage is not limited to such applications.
AMS4890D
2018-01-02
Latest
Stabilized
AMS4890C
2012-05-18
Historical
Reaffirmed
AMS4890B
2000-09-01
Historical
Reaffirmed
AMS4890A
1960-06-30
Historical
Revised
AMS4890
1956-02-01
Historical
Issued

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