SVENSK STANDARD SS-EN ISO 12944-4 Handläggande organ Fastställd Utgåva Sida Standardiseringsgruppen STG 1998-11-27 1 1 (1+27) INNEHÅLLET I SVENSK STANDARD ÄR UPPHOVSRÄTTSLIGT SKYDDAT. SIS HAR COPYRIGHT PÅ SVENSK STANDARD. EFTERTRYCK UTAN TILLSTÅND ÄR FÖRBJUDET. Paints and varnishes Corrosion protection of steel structures by protective paint systems Part 4: Types of surface and surface preparation (ISO 12944-4:1998) Färg och lack Korrosionsskydd av stålstrukturer genom målning Del 4: Typer av ytor och förbehandling (ISO 12944-4:1998) The European Standard has the status of a Swedish Standard. This document contains the official English version of. Swedish Standards corresponding to documents referred to in this Standard are listed in Catalogue of Swedish Standards, issued by SIS. The Catalogue lists, with reference number and year of Swedish approval, International and European Standards approved as Swedish Standards as well as other Swedish Standards. Europastandarden gäller som svensk standard. Detta dokument innehåller den officiella engelska versionen av. Motsvarigheten och aktualiteten i svensk standard till de publikationer som omnämns i denna standard framgår av Katalog över svensk standard, som ges ut av SIS. I katalogen redovisas internationella och europeiska standarder som fastställts som svenska standarder och övriga gällande svenska standarder. ICS 87.020.00 Standarder kan beställas hos SIS som även lämnar allmänna upplysningar om svensk och utländsk standard. Postadress: SIS, Box 6455, 113 82 STOCKHOLM Telefon: 08-610 30 00. Telefax: 08-30 77 57 Upplysningar om sakinnehållet i standarden lämnas av STG. Telefon: 08-13 62 50. Telefax: 08-618 61 28 E-post: info@stg.se Prisgrupp R Tryckt i januari 1999
EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM EN ISO 12944-4 May 1998 ICS 87.020 Descriptors: paints, varnishes, steel construction, corrosion, corrosion prevention, protective coatings, surface condition, surface treatment English version Paints and varnishes Corrosion protection of steel structures by protective paint systems Part 4: Types of surface and surface preparation (ISO 12944-4:1998) Peintures et vernis Anticorrosion des structures en acier par systèmes de peinture Partie 4: Types de suface et de préparation de sufaces (ISO 12944-4:1998) Beschichtungsstoffe Korrosionsschutz von Stahlbauten durch Beschichtungssysteme Teil 4: Arten von Oberflächen und Oberflächenvorbereitung (ISO 12944-4:1998) This European Standard was approved by CEN on 16 June 1997. 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, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. CEN European Committee for Standardization Comité Européen de Normalisation Europäisches Komitee für Normung Central Secretariat: rue de Stassart 36, B-1050 BRUSSELS 1998 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members Ref. No. E
Page 2 Provläsningsexemplar / Preview Contents Page Foreword... 3 Introduction... 4 1 Scope... 5 2 Normative references... 5 3 Definitions... 7 4 General... 8 5 Types of surfaces to be prepared... 8 6 Surface preparation methods... 9 7 Surface preparation grades... 13 8 Surface profile (roughness) and surface profile grading... 14 9 Assessment of prepared surfaced... 14 10 Temporary protection of prepared surface from corrosion and/or contamination... 15 11 Preparation of temporarily or partly protected surfaces before application of further coatings... 15 12 Preparation of hot-dip-galvanized surfaces... 15 13 Preparation of thermally sprayed metal (zinc and aluminium) surface.. 16 14 Preparation ov zinc-electroplated and sheradized surfaces... 16 15 Preparation of other coated surfaces... 16 16 Recommendations regarding pollution and the environment... 17 17 Health and safety... 17 Annex A Standard preparation grades for primary (overall) surface preparation... 18 Annex B Standard preparation grades for secondary (partial) surface preparation... 19 Annex C Procedures for removal of extraneous laers and foreign matter... 21 Annex D Bibliography... 23 Annex E Alphabetical index of terms... 24 Annex ZA (normative) Normative references to international publications with their relevant European publications... 26
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