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Normas CEN

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EN

CEN/TS 16931-3-1:2017

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2024-06-04
Electronic invoicing - Part 3-1: Methodology for syntax bindings of the core elements of an electronic invoice
EN

CEN ISO/TR 8546:2022

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2022-07-20
Hand protection - Guidance for selection and use (ISO/TR 8546:2022)
EN

EN 1993-1-2:2024

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2024-03-20
Eurocode 3 - Design of steel structures - Part 1-2: Structural fire design
EN

CEN/TS 17482:2020

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2024-05-30
Bitumen and bituminous binders - Determination of acid number of bitumen - Potentiometric method