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Vitreous and porcelain enamels. Glass-lined apparatus for process plants. Presentation and characterization of defects. Original standard UNE-EN ISO 28721-5-2016 in PDF full version. Additional info + preview on request

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Geometrical product specifications (GPS). Dimensioning and tolerancing. Cones. Original standard UNE-EN ISO 3040-2016 in PDF full version. Additional info + preview on request

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Amendment 1 - Industrial trucks - Safety requirements and verification - Part 3- Additional requirements for trucks with elevating operator position and trucks specifically designed to travel with elevated loads. Original standard UNE-EN ISO 3691-3-2017 A1-2023 in PDF full version. Additional info + preview on request

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Hardmetals. Metallographic determination of microstructure. Measurement of microstructural features in Ti (C, N) and WC/cubic carbide based hardmetals. Original standard UNE-EN ISO 4499-3-2016 in PDF full version. Additional info + preview on request

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Hardmetals. Metallographic determination of microstructure. Characterisation of porosity, carbon defects and eta-phase content. Original standard UNE-EN ISO 4499-4-2016 in PDF full version. Additional info + preview on request

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Steel and iron. Determination of nickel content. Gravimetric or titrimetric method. Original standard UNE-EN ISO 4938-2016 in PDF full version. Additional info + preview on request

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