Steel, Bars, Forgings, and Tubing 0.80Cr - 1.8Ni - 0.25Mo (0.38 - 0.43C) (SAE 4340)

Standard:
Revised:
  • 2016-12-07
 
  • CURRENT
Publisher:
  • SAE International
Pages:
9
Scope:

This specification covers an aircraft-quality, low-alloy steel in the form of bars, forgings, mechanical tubing, and forging stock.

Rationale:

AMS6415U results from a Five-Year Review and update of this specification that revises grain size requirement (3.3.2) and decarburization test procedures (3.3.4.5), quality (3.4), and reporting (4.4).

History:
Standard Published Revision Status
AMS6415U 2016-12-07 Latest Revised
2012-07-02 Historical Revised
2007-02-27 Historical Revised
2003-06-16 Historical Revised
1997-11-01 Historical Revised
1996-06-01 Historical Revised
1995-05-01 Historical Reaffirmed
1988-10-01 Historical Revised
1984-10-01 Historical Revised
1979-10-15 Historical Revised
1973-12-01 Historical Revised
1968-11-01 Historical Revised
1964-01-31 Historical Revised
1954-05-01 Historical Revised
1951-10-01 Historical Revised
1949-08-01 Historical Revised
1945-08-01 Historical Revised
1942-06-01 Historical Revised
1940-01-23 Historical Issued
AKA:
  • SAE AMS 6415
Sector:
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