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Railway applications Welding of railway vehicles and components Part 5: Inspection, testing and documentation. Original standard UNE-EN 15085-5-2024 in PDF full version. Additional info + preview on request

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Railway applications Welding of railway vehicles and components Part 6: Maintenance welding requirements. Original standard UNE-EN 15085-6-2024 in PDF full version. Additional info + preview on request

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Amendment 1 - Flanges and their joints Gaskets for PN-designated flanges Part 2: Spiral wound gaskets for use with steel flanges. Original standard UNE-EN 1514-2-2014 + A1-2022 in PDF full version. Additional info + preview on request

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Flanges and their joints Bolting Part 3: Classification of bolt materials for steel flanges, class designated. Original standard UNE-EN 1515-3-2006 in PDF full version. Additional info + preview on request

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Flanges and their joints. Bolting. Selection of bolting for equipment subject to the Pressure Equipment Directive 2014/68/EU. Original standard UNE-EN 1515-4-2021 in PDF full version. Additional info + preview on request

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Water quality Guidance standard on the enumeration of phytoplankton using inverted microscopy (Utermöhl technique). Original standard UNE-EN 15204-2007 in PDF full version. Additional info + preview on request

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