1、A CEN EN*IS0*454L 94 3404589 OLL1978 666 -m BRITISH STANDqD Metallic and other non-organic coatings - Corrodkote test (CORR test) The European standard ENISO4541: 1994 has the status of a British Standard BS EN IS0 4541 : 1995 BS 5466 : Part 5 : 1979 I Contents National foreword Cooperating organiza
2、tions Methods O. Introduction 1. Scope and field of application 2. References 3. Principle 4. Corrodkote slurry Page inside front cover Back cover 5. Apparatus 6. Test specimens 7. Position of test specimens during test 8. Conditions in the humidity chamber 9. Test cycle 10. Period of test Il. Treat
3、ment of ten specimens after test 12. Evaluation of results 13. Test report Page 0 National foreword This Part of BS 5466 is published under the direction of the Surface Coatings (other than Paints) Standards Committee. It is identical with IS0 4541-1978 Metallic coatings - Corrodkote corrosion test
4、(COR R test) which has been prepared, with the active participation and approval of the United Kingdom, by Subcommittee 7, Corrosion tests, of Technical Committee 107, Metallic and other non- organic coatings, of the International Organization for Standardization IISO). It is intended to publish fur
5、ther Parts as the international work progresses. *ui19!34tlM?- . for standardization (acce1978 =-Standardt F.!%Cg.BsEN4511 anci any % :. p_aL_5shpr;l;b be attention is especially drawn to the following. The comma has been used throughout as a decimal marker. .EN uie Is0 European-ui,B;itjshcdaFdis,:
6、4541 : 1994, As 8 ConseQuen t-=Jf - _ _ _-_. - Part 1f: 1977 Neutral saltspray test (NS test) (Identical) In British Standards it iscurrent practice to use a full point on the baseline as the decimal marker. Where the words International Standard appear, referring to this publication, they should be
7、 interpreted as British Standard. Cross-references International standard Corresponding British Standard IS0 1462-1 973 BS 3745 : 1970 The evaluation of results of accelerated corrosion tests on metallic coatings (Technically equivalent) BS 5466 Methods for corrosion testing of metallic coatings IS0
8、 3768-1 976 , CEN 4 EuRopEANmm NORME EUR0pEE“E EUROP- NORM (-: ENaISOa4541 94 3404589 0111980 214 ENIS04541 wber 1994 ICs 25.220.30,25.220.40 Descriptors: Metal coatings, chromium CO-, decorative coatings, corrosion tests, corrodkote tests Engiish version Metallic and other non organic coatings - Co
9、rrodkote test (CORR test) (IS0 4541 : 1978) corrosion b) the appearance after removing superficial corrosion products ; c) the number and distribution of corrosion defects, .e. pits, cracks, blisters, etc. These may conveniently be assessed by methods such as that specified in IS0 1462. 13 TEST REPO
10、RT Unless otherwise prescribed in the specifications, the test report shall contain the following information : a) the specification of the basis material tested; b) the type of coating, with an indication of its surface finish; 2 i- CEN ENaIS084541 94 I 3404589 0111984 9bT I 8s 5466 : Part 5 : 1979
11、 r c) the number of the test specimens of each coating or product subjected to the test; h) the relative humidity readings within the exposure zone of the humidity chamber; d) the dimensions and shape of the test specimens and the nature and area of the surface tested; i) the exposure period for eac
12、h cycle and the number of cycles; e) the preparation of the test specimens, including any cleaning treatment applied and any protection given to edges or other special areas; f) the method, if any, used to clean the test specimens after test with, when appropriate, an indication of the loss of mass
13、resulting from the cleaning operation; i) an indication of the precautions taken to verify that all the requirements stated in this International Standard have been met; k) the behaviour of any reference panels placed in the test chamber at the same time as the test specimens; g) the temperature rea
14、dings within the exposure zone of the humidity chamber; I) the results of all inspections. 3 CEN EN*IS0*4541 94 3404589 0111985 8Tb Page 3 EN IS0 4541 : 1994 Annex ZA (normative) Normative references to international publicstions with their relevant European publications This European Standard incor
15、porates by dated or unakd reference, provisions from other publications. These nomiative references are cited at the appropriate paces in the text and the publications are listed hereafter. For dated references, subsequent amendments to or revisions of any of these publicaiions apply to this Europea
16、n standard oniy when incorporated in it by amendment or Mon. For undated references the iatest edition of the publication referrec to appiies (inciuding amendments). Pnbiication Year nte ENAD Year Metauie coatings - htings other than thme ami Telex 23218). mo, Po, Date of issue BS 5466 OLLL987 679 I
17、 : Part 5 : 1979 IS0 4541-1978 Contract requirements Attention is drawn to the fact that this British Standard does not purport to include all the necessary provisions of a contract. Revision of British Standards British Standards are revised, when necessary. by the issue either of amendment slips o
18、r of revised editions. It is important that users of British Standards should ascertain that they are in possession of the latest amendments or editions The following BSI references relate to the work on this standard: Committee references SRCI15 Draft for comment 76154497 OC Cooperating organizatio
19、ns The Surface Coatings (other than Paints) Standards Committee, under whose direction this British Standard was prepared, consists of representatives from the following Government department and scientific and industrial organizations: Aluminium Federation Assay Offices Committee of Great Britain A
20、ssociation of Metal Sprayers British Jewellery and Giftware Federation Ltd. British Metal Finishing Suppliers Association BNF Metals Technology Centre British Steel Industry Chemical Industries Association Copper Development Association Electricity Supply Industry in England and Wales *Electronic En
21、gineering Association Engineering Equipment Users Association Greater London Council British Industrial Fasteners Federation *Institute of Metal Finishing Institute of Sheet Metal Engineers Institute of Vitreous Enamellers “Metal Finishing Association Ministry of Defence Society of Motor Manufacture
22、rs and Traders Ltd. Zinc Development Association Motor Cycle Association of Great Britain Ltd. Vitreous Enamel Development Council The organizations marked with an asterisk in the above list, together with the following, were directly represented on the committee entrusted with the preparation of th
23、is British Standard: Association of Manufacturers of Domestic Electrical Appliances British Anodising Association City of London Polytechnic Motor Industry Research Association Non-Destructive Testing Trade Association Telecommunication Engineering and Manufacturing Association Individual company I
24、I u1 2 I I Co British Standards Institution . 2 Park Street London W1A 2BS . Telephone 01-629 9000 - Telex 266933 7901-1.5k-B Amendment No. 1 published and effective from 16 April 1995 to BS 5466: Part 5 : 1979 Methods for corrosion testing of metallic coatings Part 5. Corrodkote test (CO= test) NOT
25、E. The European committee for SandadizUion (CEN) has accepted IS04541 : 1978 as a European standard 25.220.40 Descriptors: Metal coatings, chromium coatings, decorative coatings, codon tests, carrodkote tests English version Metallic and other non organic coatings - Corrodkote test (com test) (Is0 4
26、541 : 1978) corrosion Revtements mtalliques et autres revtements non organiques - Essai de corrosion Corrodkote sai CORR) (Is0 4541 : 1978) Metallische und andere anorganische uberdlge - CorrodkoteKon-osionspriXung (CORR-Test) (E30 4541 : 1978) This European Standard was approved by CEN on 1994-10-2
27、6. CEN members are bound to comply with the CENICENELEC Internai Regulaons which stipuiate the conditions for giving this European standard the status of a donai stanard without any altemton. Up-to-date lists and bibliographical references conceniing such national standards may be obtained on applic
28、ation to the Central Secretariat or to any CEN member. This European standard exists in three officia versions (E&, French, German). A version in any other ianguage made by translation under the responsibility of a CEN member into its own language and notined to the Centrai Secretariat has the same
29、status as the officiai versions. CEN members are the national standards bodies of Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. CEN European Committee for Standa.r&aon Co
30、mit Europen de Nonnabation Europisches Komitee fur Normung Centrai Secretariat: rue de Stassart 36, E1050 Brusseb O 1994 Copyright reserved to CEN members Ref. No. EN IS0 4541 : 1994 E Page 2 EN IS0 4641 : 1994 CEN EN*IS0*4541 94 I 3404589 0111991 OTT Foreword This European Standard was taken over b
31、y the Technical Commiaee CENRY:262, Protection of metallic materials against codon, from the work of ISO/M= 107, Metallic and other inorganic Coatings, of the Intemationai organization for standarclizaton W). CEN/M= 262 has decided to submit the finai draft for fond vote. The result was positive. Th
32、is European standard shal be given the status of a nationai standard, either by pubidon of an ienicai text or by endorsement, at the latest by &ni 1995, and the latest by April 1995. According to the CENICENELEC Intenial Regulations, the foilowing countries are bound to implement this European Stand
33、ank Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland, United Kingdom NOTE. Nomiative references to intemationai pubiicaons are Listed in annex ZA (nonnative). contlicting national standards sha
34、ll be withdrawn at F CEN EN*ISO*454L 94 3404589 OLLL2 T3b .I Page 3 EN Is0 4541 : 1994 Annex ZA (normative) Normative references to international publications with their relevant European publications This European standard mcorporates by dated or undated reference, provisions bm other pubications.
35、These nonnative references are cited at the appropriate places in the text and the publications are listed hereafter. For dated references, subsequent amendments to or revisions of any of these publications apply to this European standard oniy when incorporated in it by amendment or revision For und
36、ated references the latest edition of the publication referred to applies (including amenments). Pobiication Year litle ENMD Year Is0 1462 MetaiLie coatngs - Wngs other than those anodic to the basis metal - Acoeilemted cxmwion tests - Method for the eualuation of the7x?Suk Metau.ic CoatwS - NeEral salt spra test (NB test) Is0 3768
