STB PDF

Railway applications Track Acceptance of works Part 2: Acceptance of reprofiling rails in plain line, switches, crossings and expansion devices. Original standard UNE-EN 13231-2-2021 in PDF full version. Additional info + preview on request

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Railway applications. Wheelsets and bogies. Axles. Product requirements. Original standard UNE-EN 13261-2025 in PDF full version. Additional info + preview on request

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Non destructive testing Terminology Part 2: Terms common to the non destructive testing methods. Original standard UNE-EN 1330-2-1999 in PDF full version. Additional info + preview on request

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Non-destructive testing. Terminology. Terms used in industrial radiographic testing. Original standard UNE-EN 1330-3-1997 in PDF full version. Additional info + preview on request

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Amendment 1 - Office furniture - Office work chair Part 1: Dimensions - Determination of dimensions. Original standard UNE-EN 1335-1-2021 + A1-2023 in PDF full version. Additional info + preview on request

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Test methods for determining the contribution to the fire resistance of structural members Part 1: Horizontal protective membranes. Original standard UNE-EN 13381-1-2021 in PDF full version. Additional info + preview on request

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