Steel Bars and Forgings 3.5Cr – 7.5Ni – 16.3Co – 1.75Mo – 0.2W – (0.09-0.13C) Double Vacuum Melted, Normalized, Annealed

Standard:
Issued:
  • 2012-05-31
 
  • HISTORICAL Access the latest revision: AMS6509A
Publisher:
  • SAE International
Pages:
7
Scope:

This specification covers a premium aircraft-quality alloy steel in the form of bars, forgings, and stock for forging. These products have been used typically for critical carburized parts requiring a combination of high core strength, high core toughness, and subject to very rigid magnetic particle inspection standards, but usage is not limited to these applications.

Rationale:

AMS6509 is a new specification to cover premium aircraft-quality UNS K92731.

History:
Standard Published Revision Status
AMS6509A 2017-03-01 Latest Revised
2012-05-31 Historical Issued
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