UNE-EN 4471
Aerospace series - Steel FE-PM1505 (X1CrNiMoAlTi12-9-2) - Vacuum induction melted and consumable electrode remelted - Solution treated and precipitation treated - Forgings - a or D ≤ 150 mm - Rm≥ 1300 MPa (Endorsed by AENOR in November of 2007.)