AMS6322S Steel Bars, Forgings, and Rings and Stock for Forging or Flash Welded Rings Aircraft-Quality 0.50Cr - 0.55Ni - 0.25Mo (0.38 - 0.43C) (8740)

AMS6322S is the result of a Five-Year Review and update of the specification. The revision includes update of the Title to match the Scope and product quality, update to composition (see 3.1) and addition to composition reporting (see 3.1.2), clarification of macrostructure for hollow forgings (see 3.3.1.1 and 8.9), revision of hardenability requirements (see 3.3.3), revision of decarburization testing requirements (see 3.3.4.4), incorporation of requirements for periodic testing per AMS2301 (see 4.2.1 and 4.4.5), additional ordering information on forging stock (see 4.4.3 and 8.9), notes on bar stock quality (see 8.7), and updates to the requirements for product exceptions (see 8.8).