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Preparation of steel substrates before application of paints and related products Surface preparation methods Part 4: Acid pickling (ISO 8504-4:2022). Original standard UNE-EN ISO 8504-4-2025 in PDF full version. Additional info + preview on request

Document status: Active

Overhead distribution cables of rated voltage U0/U(Um): 0,6/1 (1,2) kV. Original standard UNE-HD 626-S2-2025 in PDF full version. Additional info + preview on request

Document status: Active

Easy to read. Guidelines and recommendations for the elaboration of documents. Original standard UNE 153101-2018 EX in PDF full version. Additional info + preview on request

Document status: Active

Guide on the use of Standards for the implementation of the EMC Directive. Original standard UNE 200005-25-2003 IN in PDF full version. Additional info + preview on request

Document status: Withdrawn

Recommendations on filters for shielded enclosures. Original standard UNE 208003-004-2003 IN in PDF full version. Additional info + preview on request

Document status: Active

Interference to mobile radiocommunications in the presence of impulsive noise - Methods of judging degradation and measures to improve performance. Original standard UNE 208003-006-2003 IN in PDF full version. Additional info + preview on request

Document status: Active