ČSN EN ISO 21012

Podrobné informácie

Označenie: ČSN EN ISO 21012

Dátum vydania: 01.03.2025

Stránok: 36

Krajina: Česká technická norma

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Anotácia

This document specifies design, construction, type and production testing, and marking requirements for both non-insulated cryogenic flexible hoses and insulated vacuum jacketed hoses used for the transfer of cryogenic fluids within the following range of operating conditions:
- working temperature range: from -270 °C to +65 °C;
- nominal size (DN): from 10 to 100.
End fittings for mounting of any couplings are within the scope of this document, but the couplings are subject to other standards