Full Description

This specification covers an aluminum alloy in the form of die forgings 4 inches (102 mm) and under in nominal thickness at time of heat treatment, hand forgings up to 6 inches (152 mm) incl, in as forged thickness, rolled rings with wall thickness up to 3.5 inches (89 mm) incl, and stock of any size for forging or rolled rings (see 8.6).