BS 2053:2017 pdf download – Aerospace series – U-section aluminium alloy folded profiles – Dimensions 1 Scope This European Standard specifies the dimensions and physical constants of U-section aluminium alloy folded profiles used in aerospace construction. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 2127, Aerospace series — Aluminium alloy — AL-P7075- — T73511 — Extruded bars and sections a or D ≤ 100 mm 3 Materials The materials are defined in the material standards and technical specification. 4 Required characteristics The dimensions, cross sectional areas and linear mass are defined in Figure 1and Table 1. 5 Designation The designation of products defined in this standard may include the following elements: a) name; b) number of this dimensional standard; c) dimensions; d) number of material standard. EXAMPLE SECTION EN2053 – 25 × 16 × 1,2 EN2127 NOTE When the designation is to be codified, dimensions shall be replaced by the code letters in Table 1 of this standard. 6 Marking Marking of the semi-finished products defined in this standard shall comply with the requirements of the technical specification.BS 2053 pdf download.
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