Low-Alloy Steel, Heat-Resistant, Bars, Forgings, Mechanical Tubing, and Forging Stock 0.95Cr - 0.55Mo - 0.30V (0.40 - 0.50C) AMS6304N

DOI: https://doi.org/10.4271/AMS6304N

Issuing Committee: AMS E Carbon and Low Alloy Steels Committee

Publisher: SAE International

Pages: 9

Rationale: AMS6304N results from a Five-Year Review and update of the specification. Changes have been made to the title to match scope, updates composition (3.1), updates note on Table 2, incorporates strain rate control (3.2.1.1.1), revises macrostructure (3.3.1.1, 3.3.1.2), clarifies decarburization (3.3.3.5), changes frequency-severity cleanliness rating to periodic test (4.2.1, 4.4.5), prohibits unauthorized exceptions (3.6, 4.4.4, 5.2.1.1, 8.7), adds machining note (8.6), and allows prior revisions (8.8).