Steel, Bars, Forgings, Mechanical Tubing, Rings, and Stock for Forgings and Rings 0.75Cr - 9.0Ni - 4.5Co - 1.0Mo - 0.09V (0.17 - 0.23C) Consumable Electrode Vacuum Melted, Annealed AMS6525F

DOI: https://doi.org/10.4271/AMS6525F

Issuing Committee: AMS E Carbon and Low Alloy Steels Committee

Publisher: SAE International

Pages: 11

Rationale: AMS6525F is the result of a Five-Year Review and update of the specification. The revision updates the title, revises composition test methods (3.1), updates condition to match terminology in document (3.3.1.1, 3.3.1.2, 3.3.2, 3.3.3), updates macrostructure (3.5.1.1, 3.5.1.2, 8.9), updates decarburization (3.5.4.6), revises hardening requirements (3.5.5.1.2), adds strain rate to tensile testing (3.5.5.2.1), removes fracture toughness sample size restriction (3.5.5.4), prohibits unauthorized exceptions (3.8, 4.4.4, 5.2.1.1, 8.6), updates reporting (4.4.2), updates definitions (8.4), adds note for use of AS1182 (8.5), and allows prior revisions (8.7).