ÖNORM EN 3470:2019-07
Действует
Aerospace series - Steel FE-PM1503 (X3CrNiMoAl13-8-2) - Vacuum induction melted and consumable electrode remelted - Solution treated and precipitation treated - Forgings - a or D <= 150 mm - 1 200 MPa <= Rm <= 1 400 MPa
