SAE AMS6409A
Steel, Bars, Forgings, and Tubing 0.80Cr - 1.8Ni - 0.25Mo (0.38 - 0.43C) (SAE 4340) Special Aircraft Quality Cleanliness, Normalized and Tempered.
This specification covers a low-alloy steel in the form of bars, forgings, mechanical tubing, and forging stock.
History:Standard | Published | Revision | Status |
---|---|---|---|
AMS6409D | 2012-06-27 | Latest | |
AMS6409C | 2007-02-27 | Historical | |
AMS6409B | 2002-02-07 | Historical | |
AMS6409A | 1996-06-01 | Historical | |
AMS6409 | 1992-04-01 | Historical |