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Aerospace series. Aluminium alloy 2024-. T42. Drawn tubes for structural applications. Original standard UNE-EN 2510-2019 in PDF full version. Additional info + preview on request

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Aerospace series - Passivation of corrosion resisting steels and decontamination of nickel or cobalt base alloys. Original standard UNE-EN 2516-2023 in PDF full version. Additional info + preview on request

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Amendment 1 - District heating pipes. Bonded single pipe systems for directly buried hot water networks. Factory made pipe assembly of steel service pipe, polyurethane thermal insulation and a casing of polyethylene. Original standard UNE-EN 253-2019 + A1-2023 in PDF full version. Additional info + preview on request

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Elements of electrical and optical connection. Test methods. Unwrapping capability, solderless wrapped connections. Original standard UNE-EN 2591-425-2001 in PDF full version. Additional info + preview on request

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Aerospace series. Aluminium alloy 2024-. T3. Extruded bar and section. 1,2 mm <= (a or D) <= 150 mm with coarse peripheral grain control. Original standard UNE-EN 2638-2019 in PDF full version. Additional info + preview on request

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Aerospace series. Non-metallic materials. Foaming structural adhesives. Test methods. Determination of water absorption. Original standard UNE-EN 2667-6-2001 in PDF full version. Additional info + preview on request

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