ČSN EN 16820 (635460)

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Hoses and hose assemblies

Die Annotation des Normtextes ČSN EN 16820 (635460):

This document is applicable to type D and type SD hose assemblies with hoses made of elastomers and bonded plastics for the transport of gaseous, vaporous, liquid or powdery substances in the pharmaceutical and the biotechnological industries. It specifies the classification, manufacturing and testing of as well as the materials, requirements and quality surveillance for hose assemblies.

These hose assemblies are intended to be used with the relevant substances at temperatures in the range from -30 °C to +100 °C, depending on the medium, and at operating pressures from -0,9 bar (vacuum) to 10 bar (see Table 2 and Table 3). For hoses with a lining made of PTFE and derivatives, temperatures from -30 °C to +140 °C are permissible.

Hose assemblies in accordance with this document are classified into four types, A - D, A - SD. B - D, B - SD