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Testing hardened concrete - Part 11: Determination of the chloride resistance of concrete, unidirectional diffusion

Railway applications - Infrastructure - Noise barriers and related devices acting on airborne sound propagation - Test method for determining the acoustic performance - Part 3-2: Normalized railway noise spectrum and single number ratings for direct sound field applications; German and English version EN 16272-3-2:2023/prA1:2024

Drilling and foundation equipment - Horizontal directional drilling (HDD) machines - Safety requirements and verification (ISO/DIS 23224:2025); German and English version prEN ISO 23224:2025

Railway applications - Infrastructure - Noise barriers and related devices acting on airborne sound propagation - Test method for determining the acoustic performance - Part 3-2: Normalized railway noise spectrum and single number ratings for direct sound field applications

Drilling and foundation equipment - Horizontal directional drilling (HDD) machines - Safety requirements and verification

Reference values for thermal issues

Testing hardened concrete - Part 11: Determination of the chloride resistance of concrete, unidirectional diffusion

Drilling and foundation equipment - Horizontal directional drilling (HDD) machines - Safety requirements and verification (ISO/DIS 23224:2025)

Fibre optic interconnecting devices and passive components - Fibre optic isolators - Part 1: Generic specification

Additive manufacturing for metals - General principles - Registration of data acquired from process monitoring and for quality control (ISO/ASTM FDIS 52953:2025); German version FprEN ISO/ASTM 52953:2025

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