Browse Standards AMS6322K
Historical REAFFIRMED 1992-04-01

Steel Bars, Forgings, and Rings 0.50Cr - 0.55Ni - 0.25Mo (0.38-0.43C) (SAE 8740) AMS6322K

Primarily for parts with section thickness of 0.375 in. (9.52 mm) and under at the time of heat treatment, requiring a through-hardening steel capable of developing hardness as high as 50 HRC when properly hardened and tempered and also parts of greater thickness but requiring proportionately lower hardness. Alloy: 8740 UNS Number: G87400
AMS6322R
2018-08-14
Latest
Revised
AMS6322P
2014-06-05
Historical
Revised
AMS6322N
2009-06-11
Historical
Reaffirmed
AMS6322M
2005-04-25
Historical
Revised
AMS6322L
2000-05-01
Historical
Revised
AMS6322K
1992-04-01
Historical
Reaffirmed
AMS6322J
1980-07-15
Historical
Revised
AMS6322H
1979-07-16
Historical
Revised
AMS6322G
1972-05-15
Historical
Revised
AMS6322F
1967-11-01
Historical
Revised
AMS6322E
1964-01-31
Historical
Revised
AMS6322D
1951-06-01
Historical
Revised
AMS6322C
1950-12-01
Historical
Revised
AMS6322B
1945-08-01
Historical
Revised
AMS6322A
1943-04-01
Historical
Revised
AMS6322
1942-09-01
Historical
Issued

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