SAE AMS6478A-2001
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 UNS K92580

Standard No.

SAE AMS6478A-2001

Release Date

2001

Published By

Society of Automotive Engineers (SAE)

Status

Be replaced 2005-10

Replace By

SAE AMS6478B-2005

Latest

SAE AMS6478B-2005

Scope

This specification covers a premium aircraft-quality alloy steel in the form of bars,forgings,and forging stock.

SAE AMS6478A-2001 history

• 2005 SAE AMS6478B-2005 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 (UNS K92580)
• 2001 SAE AMS6478A-2001 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 UNS K92580
• 2000 SAE AMS6478-2000 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
• 1994 SAE AMS6478-1994 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 (UNS K92580)