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Quantities and units - Part 4: Mechanics (ISO 80000-4:2019). Original standard UNE-EN ISO 80000-4-2021 in PDF full version. Additional info + preview on request

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Quantities and units Part 9: Physical chemistry and molecular physics (ISO 80000-9:2019). Original standard UNE-EN ISO 80000-9-2021 in PDF full version. Additional info + preview on request

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Resistance welding. Embossed projection welding. Projections for resistance welding. Original standard UNE-EN ISO 8167-2021 in PDF full version. Additional info + preview on request

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Resistance welding equipment. Water-cooled secondary connection cables. Original standard UNE-EN ISO 8205-2021 in PDF full version. Additional info + preview on request

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Buildings and civil engineering works Determination of extrudability for sealant Part 2: Using standardized apparatus (ISO 8394-2:2017). Original standard UNE-EN ISO 8394-2-2018 in PDF full version. Additional info + preview on request

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Rigid cellular plastics. Determination of compression properties. Original standard UNE-EN ISO 844-2021 in PDF full version. Additional info + preview on request

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