Aerospace series - Steel FE-PM 3504 (X4CrNiMo16-5-1) - Air melted - Hardened and tempered - Forgings - De up to 150 mm - Rm from 1 100 MPa up to 1 300 MPa
This standard specifies the requirements relating to Steel FE-PM 3504 (X4CrNiMo16-5-1) - Air melted - Hardened and tempered - Forgings - De <= 150 mm - 1 100 MPa <= Rm <= 1 300 MPa for aerospace applications.
