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Aerospace series. Heat resisting alloy X12CrNiCoMoW21-20. Solution treated. Forgings. De ≤ 100 mm. Original standard UNE-EN 4570-2020 in PDF full version. Additional info + preview on request

Document status: Active

Aerospace series. Heat resisting alloy X12CrNiCoMoW21- 20. Solution treated. Bars and sections. De ≤ 100 mm. Original standard UNE-EN 4571-2020 in PDF full version. Additional info + preview on request

Document status: Active

Aerospace series. Retainers, spring, sheet metal, for self-locking barrel nuts, in corrosion resisting steel, passivated. Original standard UNE-EN 4590-2005 in PDF full version. Additional info + preview on request

Document status: Active

Aerospace series. Nuts, barrel, self-locking, floating, self-aligning,in heat resisting nickel base alloy, MoS2 lubricated. Classification: 15 50 MPa (at ambient temperature) / 315°C. Original standard UNE-EN 4591-2005 in PDF full version. Additional info + preview on request

Document status: Active

Building lime Part 2: Test methods. Original standard UNE-EN 459-2-2011 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN 459-2-2022

Durability of wood and wood-based products Natural durability of solid wood Guide to the durabilig requiretnents for wood to be used in hazard classes Durabilidad de la. Original standard UNE-EN 460-1995 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN 460-2023