Browse Standards AMS6409D
Historical REVISED 2012-06-27

Steel, Bars, Forgings, and Tubing 0.80Cr - 1.8Ni - 0.25Mo (0.38 - 0.43C) (SAE 4340) Special Aircraft Quality Cleanliness Normalized and Tempered AMS6409D

This specification covers a low-alloy steel in the form of bars, forgings, mechanical tubing, and forging stock.
AMS6409F
2021-09-13
Latest
Revised
AMS6409E
2016-12-06
Historical
Revised
AMS6409D
2012-06-27
Historical
Revised
AMS6409C
2007-02-27
Historical
Revised
AMS6409B
2002-02-07
Historical
Revised
AMS6409A
1996-06-01
Historical
Revised
AMS6409
1992-04-01
Historical
Reaffirmed

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