Steel Bars, Forgings, and Tubing 1.8Ni - 0.25Mo (0.38 - 0.43C) (4640)

Standard:
Revised:
  • 2015-12-03
 
  • 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:

AMS6312J results from a Five Year Review and update of this specification that revises macrostructure, grain size, decarburization testing methods and reporting.

History:
Standard Published Revision Status
AMS6312J 2015-12-03 Latest Revised
2011-05-17 Historical Revised
2006-05-17 Historical Revised
2001-03-01 Historical Revised
1994-04-01 Historical Reaffirmed
1981-04-01 Historical Revised
1978-01-15 Historical Revised
1971-05-15 Historical Revised
1942-03-01 Historical Revised
1939-12-04 Historical Issued
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