BS EN 3220:2019 pdf free.Aerospace series – Heat resisting nickel base alloy (Ni-P101HT) – Cold worked and softened – Bar and wire for continuous forging or extrusion for fasteners- 3 mm ≤ D ≤ 30 mm.
1 Scope This document specifies the requirements relating to: Heat resisting nickel base alloy (Ni-P101HT) Cold worked and softened Bar and wire for continuous forging or extrusion for fasteners 3mm≤D≤3Omm 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 2344, Aerospace series — Round bars, machined in heat resisting alloys — Diameter 10 mm ≤ D ≤ 180 mm — Dimensions EN 2369, Aerospace series — Wires, heat resisting alloys — Diameter 0,2 mm ≤ D ≤ 8 mm — Dimensions EN 2600, Aerospace series — Designation of metallic semi-finished products — Rules EN 4258, Aerospace series — Metallic materials — General organization of standardization — Links between types of EN standards and their use EN 4500-003, Aerospace series一Metallic materials一Rules for drafting and presentation of material standards一Part 003: Specific rules for heat resisting alloys EN 4700-004, Aerospace series一Steel and heat resisting alloys 一Wrought products一 Technical specification一Part 004: Wire 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 4 Requirements See Table 1.Predominantly recrystallized grain size 3 or finer with isolated grain up to .25 mm (maximum dimension) allowed.Combination notched/unnotched test piece or separate notched and smooth test pieces. Rupture shall occur in the unnotched portion of the combined test piece. If separate test pieces are used, the time to rupture of the notched test piece shall exceed that of the unnotched test piece.Qualification programme to be agreed between manufacturer and purchaser.BS EN 3220 pdf download.