EUROPEANSTANDARD EN ISO 17834 NORME EUROPEENNE EUROPAISCHENORM December2003 ICS25.220.20 English version Thermalspraying-Coatingsforprotectionagainstcorrosionand oxidationatelevatedtemperatures(ls017834:2003) Projection thermique - Revetements de protection contre la Thermisches Spritzen - Beschichtungen zum Schutz gegen corrosion et I'oxydation a haute temperature (ISO Korrosion und Oxidation bei erhohten Temperaturen (ISo 17834:2003) 17834: 2003) This European Standard was approved by CEN on 7 August 2003. 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 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 Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Slovakia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMITE EUROPEEN DE NORMALISATION EUROPAISCHES KOMITEE FUR NORMUNG Management Centre: rue de Stassart, 36 B-1050 Brussels @2003CEN All rights of exploitation in any form and by any means reserved Ref. No. EN ISO 17834:2003 E worldwide for CEN national Members. ENISO17834:2003 (E) Contents Foreword. 1 Scope 2 Normativereferences. 3 Coating material and processes... 4 Applicationof coating... .5 5 Requiredcharacteristics 5.1 Coating thickness..... 5.2 Servicetemperature,environment andsubsequenttreatment ... 6 Re-treatment of defectiveareas...... Annex A(informative)Design recommendations for objects to be metal sprayed. Annex B (normative) Coating materials.. ENISO 17834:2003 (E) Foreword and thermally sprayed coatings", the secretariat of which is held by DiN, in collaboration with Technical Committee ISO/TC 107"Metallic and other inorganic coatings" 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of an identical text or by endorsement, at the latest by June 2o04,and conflicting national standards shall be withdrawn at the latest by June2004. Annex A is informative. Annex B is normative. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark, Finland, Slovakia, Spain, Sweden, Switzerland and the United Kingdom. Scope 1 (1273 K). For the protection of iron and steel by sprayed aluminium and zinc coatings against atmospheric corrosion reference should be made to prENISO 2063. Coating materials other than metals, although they may be applied by spraying, are outside the scope of this standard. Normativereferences This European Standard incorporates by dated or undated reference, provisions from other publications. These normative references are cited at the appropriate places in the text, and the publications are listed hereafter. For Standard onlywhen incorporated initby amendmentor revision.For undated references the latest edition of the publication referred to applies (including amendments). EN1274,Thermalspraying—Powders—CompositionTechnical supplyconditions. EN13507,Thermal spraying-Pre-treatment ofsurfacesof metallicpartsand componentsfor thermalspraying. (ISO/D/S2063:2002). Technicalsupplyconditions (ISO14919:2001). ISO14232,Thermalspraying—Powders-Compositionandtechnicalsupplyconditions 3 ENISO17834:2003 (E) 3Coatingmaterialandprocesses When selecting coating materials and processes, consideration shall be given to the different working temperatures and operating environments that ma