EN ISO 4080:2024
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The latest, up-to-date edition.
Rubber and plastics hoses and tubing, and their assemblies - Determination of permeability to gas (ISO 4080:2024)
26-06-2024
This document specifies three methods to determine the permeability to gas by measuring the volume of gas diffusing through a rubber or plastics hose or length of tubing used for gas applications in a specified time.— Method1 is for determining the permeability of the complete hose wall or length of tubing wall, excluding end fittings, to the test gas.— Method2 is for determining the permeability at the hose and fitting interface to the test gas.— Method3 is for precisely determining the permeability of the complete hose or length of tubing, including end fittings.
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