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Aerospace series. Environmental testing. High dynamic abrasion, mar, scratch and punch test in cabin interior. Original standard UNE-EN 4864-2020 in PDF full version. Additional info + preview on request

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Aerospace series. Laser surface marking by discoloration. Original standard UNE-EN 4867-2019 in PDF full version. Additional info + preview on request

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Aerospace series. Surface treatments. Test method for measurement of electrical contact resistance. Original standard UNE-EN 4875-2020 in PDF full version. Additional info + preview on request

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District heating pipes. Bonded single and twin pipe systems for buried hot water networks - Joint casing assemblies and thermal insulation for hot water networks in accordance with EN 13941-1. Original standard UNE-EN 489-1-2019 in PDF full version. Additional info + preview on request

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Flexible sheets for waterproofing. Determination of foldability at low temperature - Plastic and rubber sheets for roof waterproofing. Original standard UNE-EN 495-5-2013 in PDF full version. Additional info + preview on request

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LOW VOLTAGE SWITCHGEAR END CONTROLGEAR FOR INDUSTRIAL USE. DIMENSIONS. FIXING HOLES OF CONTACTOR RELAYS. (Endorsed by AENOR in September of 1994.). Original standard UNE-EN 50002-1972 in PDF full version. Additional info + preview on request

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