DS EN 3524:2007 Aerospace Series - Steel Fe-Pl1505 (15Crmov6) - Air Melted - Hardened And Tempered - Sheet And Strip - 2 Mm <= A <= 6 Mm - 1080 Mpa <= R[M] <= 1280 Mpa Describes the requirements relating to: Steel FE-PL1505 (15CrMoV6) - Air melted - Hardened and tempered - Sheet and strip - 2 mm <= a <= 6 mm - 1080 MPa <= R[m] <= 1280 MPa for aerospace applications.