STB PDF

Heat exchangers. Test procedures for establishing performance of air to air heat recovery components. Original standard UNE-EN 308-2023 in PDF full version. Additional info + preview on request

Document status: Active

Aerospace series. Electrical contacts used in elements of connection - Contacts, electrical, quadrax, size 8, female, type E, crimp, class R. Product standard. Original standard UNE-EN 3155-075-2022 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN 3155-075-2026

Aerospace series. Nuts, hexagonal, plain, reduced height, normal across flats, in steel, cadmium plated. Classification: 900 MPa (at ambient temperature)/235 °C. Original standard UNE-EN 3228-2022 in PDF full version. Additional info + preview on request

Document status: Active

Aerospace series. Steel X5CrNiCu15-5 (1.4545). Consumable electrode remelted, softened. Forging stocks. a or D ≤ 300 mm. Original standard UNE-EN 3364-2022 in PDF full version. Additional info + preview on request

Document status: Active

Aerospace series. Terminal lugs and in-line splices for crimping on electric conductors - Technical specification. Original standard UNE-EN 3373-001-2022 in PDF full version. Additional info + preview on request

Document status: Active

Cable, electrical, for digital data transmission - Single braid. CAN Bus. 120 ohms. Type WX. Product standard. Original standard UNE-EN 3375-009-2023 in PDF full version. Additional info + preview on request

Document status: Active