This standard specifies the requirements for drop forgings in aluminum alloy AL-P7009-, for use in condition T74 1), 3 mm ? a ^ 150 mm, for aerospace solid.
ONORM EN 2094-1992 history
1992ONORM EN 2094-1992 Aerospace series - Aluminium alloy AL-P7009-T74 -Die forgings 3 mm < a < 150 mm