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Aerospace series. Pipe coupling, 37°. Design configuration. Inch series. Female sealing ends. Original standard UNE-EN 4550-4-2014 in PDF full version. Additional info + preview on request

Document status: Active

Aerospace series. Pipe coupling, 37°, in heat resisting steel. Swivel nuts. Inch series. Original standard UNE-EN 4551-2014 in PDF full version. Additional info + preview on request

Document status: Active

Medical gloves for single use Part 1: Requirements and testing for freedom from holes. Original standard UNE-EN 455-1-2020 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN 455-1-2020 + A2-2025

Aerospace series. Pipe coupling 37°, spherical, in heat resisting steel. Elbow 90° nipples, welded end. Inch series. Original standard UNE-EN 4553-2003 in PDF full version. Additional info + preview on request

Document status: Active

Workplace atmospheres. Electrical apparatus used for the direct detection and direct concentration measurement of toxic gases and vapours - Performance requirements for apparatus used for exposure measurement. Original standard UNE-EN 45544-2-2015 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN IEC 62990-1-2023

Workplace atmospheres. Electrical apparatus used for the direct detection and direct concentration measurement of toxic gases and vapours - Performance requirements for apparatus used for general gas detection. Original standard UNE-EN 45544-3-2015 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN IEC 62990-1-2023