Browse Standards AMS6478A
Historical REVISED 2001-10-01

Steel, Bars and Forgings 3.1Cr - 11.5Ni - 13.5Co - 1.2Mo (0.21 - 0.25C) Vacuum Melted, Annealed Heat Treatable to 290 ksi (1999 MPa) Tensile Strength AMS6478A

This specification covers a premium aircraft-quality alloy steel in the form of bars, forgings, and forging stock.
AMS6478B
2005-09-30
Latest
Canceled
AMS6478A
2001-10-01
Historical
Revised
AMS6478
2000-09-01
Historical
Reaffirmed

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