SAE AMS5659/H1025A

This specification covers a corrosion-resistant steel product in the solution and precipitation heat treated (H1025) condition. The aged product may be supplied directly by a mill or by a producer other than the mill. The latter would be accomplished by precipitation heat treatment of solution treated material previously certified to AMS5659. The entity assuming responsibility for the aging operation is designated the producer of AMS5659/H1025.