Steel, Bars 0.95Cr - 0.20Mo (0.28 - 0.33C) (SAE 4130) Special Aircraft Quality Cleanliness Normalized AMS6528E

DOI: https://doi.org/10.4271/AMS6528E

Issuing Committee: AMS E Carbon and Low Alloy Steels Committee

Publisher: SAE International

Pages: 7

Rationale: AMS6528E is the result of a Five-Year Review and update of the specification. The revision updates the composition spec and reporting requirements (3.1, 3.1.2), deletes engineering approval (3.3.1), modifies Jominy testing requirements (3.3.3), updates decarburization requirements (3.4.4), prohibits unauthorized exceptions (3.6, 4.4.3 8.7), incorporates updates to AMS2304 (4.2.1, 4.4.1 4.4.4), updates bar from plate requirement (4.4.2), standardizes retesting (4.5.1), adds information on surface finish (8.4), and permits prior revisions (8.5).