STB PDF

Heat-treatable steels, alloy steels and free-cutting steels Part 4: Free-cutting steels (ISO 683-4:2016). Original standard UNE-EN ISO 683-4-2019 in PDF full version. Additional info + preview on request

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Metallic materials. Tensile testing - Method of test at elevated temperature. Original standard UNE-EN ISO 6892-2-2018 in PDF full version. Additional info + preview on request

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Corrugating medium. Determination of the flat crush resistance after laboratory fluting - B-flute. Original standard UNE-EN ISO 7263-2-2019 in PDF full version. Additional info + preview on request

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Water quality Determination of free chlorine and total chlorine Part 2: Colorimetric method using N,N-dialkyl-1,4- phenylenediamine, for routine control purposes (ISO 7393-2:2017). Original standard UNE-EN ISO 7393-2-2019 in PDF full version. Additional info + preview on request

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Paints and varnishes Determination of water-vapour transmission properties Cup method (ISO 7783:2018). Original standard UNE-EN ISO 7783-2019 in PDF full version. Additional info + preview on request

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Amendment 1 - Medical electrical equipment - Particular requirements for the basic safety and essential performance of respiratory gas monitors. Original standard UNE-EN ISO 80601-2-55-2018 A1-2023 in PDF full version. Additional info + preview on request

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