BS EN 14483-2-2004 Determination of resistance to chemical corrosion by boiling acids, neutral liquids andor their vapou.pdf
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1、BRITISH STANDARD BS EN 14483-2:2004 Vitreous and porcelain enamels Determination of resistance to chemical corrosion Part 2: Determination of resistance to chemical corrosion by boiling acids, neutral liquids and/or their vapours The European Standard EN 14483-2:2004 has the status of a British Stan
2、dard ICS 25.220.50 ? BS EN 14483-2:2004 This British Standard, was published under the authority of the Standards Policy and Strategy Committee on 7 December 2004 BSI 7 December 2004 ISBN 0 580 44978 5 National foreword This British Standard is the official English language version of EN 14483-2:200
3、4. It supersedes BS 1344-8:1984, BS 1344-9:1998, BS 1344-10:1987 and BS 1344-14:1984, which are withdrawn. The UK participation in its preparation was entrusted to Technical Committee STI/36, Vitreous enamel coatings, which has the responsibility to: A list of organizations represented on this commi
4、ttee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “S
5、earch” facility of the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from legal
6、 obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. Sum
7、mary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 21 and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. DateComments 标准分享网 w w w .b z f
8、 x w .c o m 免费下载 EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 14483-2 June 2004 ICS 25.220.50 English version Vitreous and porcelain enamels - Determination of resistance to chemical corrosion - Part 2: Determination of resistance to chemical corrosion by boiling acids, neutral liquids and/o
9、r their vapours Emaux vitrifis - Dtermination de la rsistance la corrosion chimique - Partie 2: Dtermination de la rsistance la corrosion chimique par des acides bouillants, des liquides neutres et/ou leurs vapeurs Emails und Emaillierungen - Bestimmung der Bestndigkeit gegen chemische Korrosion - T
10、eil 2: Bestimmung der Bestndigkeit gegen chemische Korrosion durch kochende Suren, neutrale Flussigkeiten und/oder deren Dmpfe This European Standard was approved by CEN on 1 April 2004. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for givi
11、ng 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 versi
12、ons (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, C
13、yprus, 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. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EU
14、ROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: rue de Stassart, 36 B-1050 Brussels 2004 CENAll rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 14483-2:2004: E EN 14483-2:2004 (E) 2 Contents Foreword4 Introduction.
15、5 1 Scope 7 2 Normative references7 3 Principle7 4 Reagents.7 5 Apparatus and materials.8 5.1 Test apparatus .8 5.1.1 General description.8 5.2 Drying oven, capable of maintaining temperatures of at least 130 C.14 5.3 Desiccator, for example with an internal diameter of 200 mm14 5.4 Graduated measur
16、ing cylinder, capacity 500 ml, conforming to the requirements of ISO 4788. .14 5.5 Beakers.14 5.6 Balance, capable of weighing to the nearest to 0,2 10-3 g.14 5.7 Sponge, soft.14 5.8 Graduated hydrometer, conforming to the requirements of ISO 649-1. 14 6 Packing rings .14 6.1 General14 6.2 Packing A
17、14 6.3 Packing B14 7 Test specimens14 8 Procedure .14 9 Expression of results 15 9.1 Total loss in mass per unit area.15 9.2 Corrosion rate16 10 Boiling citric acid.16 10.1 General16 10.2 Citric acid test solution.16 10.3 Duration of the test16 10.4 Test report16 11 Boiling sulfuric acid 17 11.1 Gen
18、eral17 11.2 Test solution.17 11.3 Duration of the test17 11.4 Test report17 12 Boiling hydrochloric acid18 12.1 General18 12.2 Test solution.18 12.3 Duration of the test18 12.4 Test report18 13 Boiling distilled or demineralized water18 13.1 General18 13.2 Test solution.19 13.3 Duration of the test1
19、9 13.4 Test report19 14 Other test solutions and/or conditions .19 标准分享网 w w w .b z f x w .c o m 免费下载 EN 14483-2:2004 (E) 3 14.1 General19 14.2 Test solution 19 14.3 Duration of the test20 14.4 Test report20 Bibliography21 EN 14483-2:2004 (E) 4 Foreword This document (EN 14483-2:2004) has been prepa
20、red by Technical Committee CEN/TC 262 “Metallic and other inorganic coatings”, the secretariat of which is held by BSI. 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 December 2004, and conflicti
21、ng national standards shall be withdrawn at the latest by December 2004. This document includes a Bibliography. This European Standard is divided into the following five parts, in accordance with the different apparatus and the different physical test conditions (temperature, pressure, stirring) tha
22、t are used: EN 14483 Vitreous and porcelain enamels Determination of resistance to chemical corrosion Part 1: Determination of resistance to chemical corrosion by acids at room temperature Part 2: Determination of resistance to chemical corrosion by boiling acids, neutral liquids and/or their vapour
23、s Part 3: Determination of resistance to chemical corrosion by alkaline liquids using a hexagonal vessel Part 4: Determination of resistance to chemical corrosion by alkaline liquids using a cylindrical vessel Part 5: Determination of resistance to chemical corrosion in closed systems According to t
24、he CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxem
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