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Normas CEN

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EN

EN 1995-1-2:2025

En Vigor
2025-09-17
Eurocode 5 - Design of timber structures - Part 1-2: Structural fire design
EN

EN ISO 17662:2025

En Vigor
2025-09-17
Welding - Calibration, verification and validation of equipment used for welding, including ancillary activities (ISO 17662:2025)
EN

EN ISO 15192:2025

En Vigor
2025-09-17
Soil and waste - Determination of chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detection (ISO 15192:2025)
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EN

EN ISO 4491-3:2025

En Vigor
2025-09-24
Metallic powders - Determination of oxygen content by reduction methods - Part 3: Hydrogen-reducible oxygen (ISO 4491-3:2025)