This second edition cancels and replaces the first edition (ISO 7326 :1984), clause 1 of which has been technically revised. Specifies three methods. The results of tests carried out in accordance with method 1 may not be comparable with the results obtained when tests are carried out in accordance with methods 2 and 3. For hoses with built-in fittings from which it is not possible to take test pieces, the ozone resistance may be assessed in accordance with ISO 1431-1. Describes apparatus, test pieces, test conditions, procedure and test report.
Status : WithdrawnPublication date : 1991-02
Edition : 2Number of pages : 4
Technical Committee:Rubber and plastics hoses and hose assemblies