AMS5520H Steel, Corrosion and Heat-Resistant, Sheet, Strip, Foil, and Plate 15Cr - 7.1Ni - 2.5Mo - 1.1Al Solution Heat Treated, Precipitation Hardenable

AMS5520H prohibits unauthorized exceptions (1.1, 3.5, 3.8, 4.4.1, 5.1.1, 8.6), updates composition testing (3.1), adds AMS2761 (3.3.1), adds continuous heat treatment (3.3.2), adds strain rate (3.4.1), adds country of origin (4.4), updates heat treatment to table formatting (Tables 4 and 6), allows prior revisions (8.5), and is the result of a Five-Year Review and update of the specification.