SAE AMS5643/H900A PDF
This specification covers a corrosion-resistant steel product 8 inches (203 mm) and under in nominal diameter, thickness or for hexagons, least distance between parallel sides, and having a maximum cross-sectional area of 64 square inches (413 cm2) in the solution and precipitation heat treated (H900) condition.
The aged product may be supplied directly by a producer or by another entity performing the functions of a producer as defined in AS6279. The latter would be accomplished by precipitation heat treatment of solution treated material previously certified to AMS5643. The entity assuming responsibility for the aging operation is designated the producer of AMS5643/H900A.
