EN ISO 22775 EUROPEANSTANDARD NORME EUROPEENNE EUROPAISCHENORM December 2004 ICS61.060 English version Footwear-Testmethodsforaccessories:Metallic accessories Corrosion resistance (lSO 22775:2004) Chaussures - Methodes d'essai pour accessoires: Schuhe - Prufverfahren fur Zubehor: Zubehor aus Metall - accessoires metalliques-Résistance a la corrosion (ISO Korrosionsbestandigkeit (ISO 22775:2004) 22775:2004) This European Standard was approved by CEN on 23 August 2004. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Central Secretariat or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France Germany,Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,Poland, Portugal, Slovakia Slovenia, Spain, Sweden, Switzerland and United Kingdom. cen EUROPEAN COMMITTEE FOR STANDARDIZATION COMITE EUROPEEN DENORMALISATION EUROPAISCHESKOMITEEFUR NORMUNG Management Centre: rue de Stassart, 36B-1050Brussels 2004CEN All rights of exploitation in any form and by any means reserved Ref.No.ENISO 22775:2004: E worldwide for CEN national Members. ENISO22775:2004 (E) Contents Page Foreword. ...3 1 Scope. 2 Terms and definitions 3 Principle.. 4 Apparatus, materials and reagents. 5 Test specimens .5 6 Conditioning.. 7 Procedure. 7.1 Method 1 7.2 Method 2 8 Calculation and expression of results. .6 8.1 Method 1..... 8.2 Method 2 9 Test report 2 EN ISO 22775:2004 (E) Foreword This document (EN ISO 22775:2004)has been prepared by Technical Committee CEN/TC 309"Footwear" the secretariat of which is held by AENOR, in collaboration with Technical Committee ISO/TC 216"Footwear" This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by June 2005, and conflicting national standards shall be withdrawn at the latest by June 2005. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following Denmark, Estonia, Finland, France, Germany, Greece,Hungary, Iceland, Ireland, Italy,Latvia, Lithuania, Luxembourg,Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. 3 ENISO22775:2004(E) Scope This document specifies two methods for determining the propensity of a metal surface to either change visually due to contamination by atmospheric pollution (Method 1: sulphide tarnishing), or to corrode due to the action of salt water (Method 2: salt water corrosion). Termsanddefinitions For the purposes of this document, the following term and definition applies. corrosionresistance propensity of a metal surface either not to change visually due to chemical attack by atmospheric pollution, or nottobealteredduetotheactionof saltwater Principle 3.1 Method 1 h. The specimen is then assessed subjectively for signs of discoloration. 3.2 Method 2 Cotton lawn, saturated with sodium chloride solution, is wrapped around a test specimen.This assembly is signs of corrosion and the lawn assessed for staining. Apparatus,materialsandreagents 4.1 Method 1 4.1.1 Kipps generator or other hydrogen sulphide source. WARNING- This equipment should be used only by qualified personnel owing to the extremely toxicity of hydrogen sulphide. 4.1.2 Fumecupboard 4.1.3 Glass vessel which can be sealed and is of sufficient dimensions to contain