Presents three methods for determining resistance of outer coversof hoses to ozone: Method 1 - for bore sizes up to 25 mm carried out on hose itself; Method 2 - for bore sizes above 25 mm carried out on piece from hose wall; Method 3 - for bore sizesabove 25 mm carried out on a piece from cover. Method 1 or 2shall normally be used. Method 3 shall be used only if Method 2cannot be employed. Results from Method 1 may not be comparablewith results from Methods 2 and 3.BS AMD 7526 RENUMBERS THIS STANDARD TO BS EN 27326

? British Standards Institution 2013

Superseded and renumbered by BS EN 27326
(07/2004)

BS 5173-106-106.3:1986

ISO 7326:2006 - Identical