STB PDF
Hearing protectors Safety requirements and testing Part 6: Ear-muffs with electrical audio input. Original standard UNE-EN 352-6-2003 in PDF full version. Additional info + preview on request
Document status: Replaced by STB UNE-EN 352-6-2020
Aerospace series - Steel FE-PL1505 (15CrMoV6) - Air melted Hardened and tempered - Sheet and strip - 0,5 mm ≤ a ≤ 6 mm 980 MPa ≤ Rm ≤ 1 180 MPa. Original standard UNE-EN 3526-2007 in PDF full version. Additional info + preview on request
Document status: Replaced by STB UNE-EN 3526-2023
Hearing protectors Safety requirements and testing Part 7: Level-dependent ear-plugs. Original standard UNE-EN 352-7-2004 in PDF full version. Additional info + preview on request
Document status: Replaced by STB UNE-EN 352-7-2020
Aerospace series - Steel FE-PL1504 (33CrMoV12) - Air melted Softened - Forging stock - a or D ≤ 300 mm. Original standard UNE-EN 3527-2007 in PDF full version. Additional info + preview on request
Document status: Replaced by STB UNE-EN 3527-2025
Hearing protectors Safety requirements and testing Part 8: Entertainment audio ear-muffs. Original standard UNE-EN 352-8-2008 in PDF full version. Additional info + preview on request
Document status: Replaced by STB UNE-EN 352-8-2020
Aerospace series. Steel FE-PM2701 (X2NiCoMo18-8-5). Vacuum induction melted and vacuum arc remelted. Solution treated and precipitation treated. Forgings. a or D <= 150 mm. 1750 MPa <= Rm <= 2000 MPa. Original standard UNE-EN 3529-2010 in PDF full version. Additional info + preview on request
Document status: Active