DIN EN 2451:2019 pdf free.Luft- und Raumfahrt -Stahl FE-PL73 -1 230 MPa≤Rm≤1 420 MPa – Gesenk- und Freiformschmiedesticke -DeS40mm;Deutsche und Englische Fassung FprEN 2451:2018.
1 Scope This European Standard specifies the requirements relating to: Steel FE-PL73 1 230 MPa≤ Rm≤1 420 MPa Forgings De≤40mm for aerospace applications. 2 Normative references The following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 2157-2, Aerospace series – Steel – Forging stock and forgings – Technical specification – Part 2: Forging stock EN 4258, Aerospace series – Metallic materials – General organization of standardization – Links between types of EN standards and their use EN 4500-005, Aerospace series – Metallic materials – Rules for drafting and presentation of material standards一Part 005: Specific rules for steels 3 Terms and definitions No terms and definitions are listed in this document. ISO and IEC maintain terminological databases for use in standardization at the following addresses: ●IEC Electropedia: available at http://www.electropedia.org/ ●ISO Online browsing platform: available at http:/ /www.iso.org/obp DIN EN 2451 pdf download.