DIN EN 549/A3:2025-05
Rubber materials for seals and diaphragms for gas appliances and gas equipment; German and English version EN 549:2019+A2:2024/prA3:2025 / Note: Date of issue 2025-03-28*Intended as an amendment to DIN EN 549 (2024-07).
| Fecha edición: |
2025-05-01
En Vigor
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| Idiomas disponibles: | Alemán, Inglés |
| Resumen: | This document (EN 549:2019+A1:2023+A2:2024+prA3:2024) has been prepared by Technical Committee CEN/TC 208 "Elastomeric seals for joints in pipework and pipelines", the secretariat of which is held by BSI, with the participation of German experts. The national interests in the drafting are represented by the working committee NA 032-03-02 AA "Components and Auxiliary Materials Gas" of the DIN Standards Committee Gas Technology (NAGas). The following additions are made: a) the existing annexes are each supplemented by an informative annex on hydrogen and an annex on (r)DME. |
| Keywords: | Ageing (materials)|Ash contents|Chemical hazards|Chemical properties|Classes|Classification|Classification systems|Control equipment|Elastomers|Elongation|Explosion hazard|Extracts|Fire risks|Fuel gases|Gas fittings|Gas technology|Gaskets|Gas-powered devices|Hardness|Household equipment|Information|Infra-red|Life (durability)|Lubricants|Materials|Mechanical properties|Membranes|Ozone resistance|Physical properties|Prefabricated parts|Pressure|Rubber packing ring|Rubber technology|Scope|Seals|Solvents|Specification (approval)|Tear strength|Temperature|Temperature range|Testing|Vulcanized rubber |
| ICS: | 83.140.50 - Juntas, 23.040.80 - Juntas para tuberías y conjuntos flexibles |
| CTN: |
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