BS EN ISO 13076:2012 BSI Standards Publication Paints and varnishes — Lighting and procedure for visual assessments of coatings BS EN ISO 13076:2012 BS EN ISO 13076:2012 BRITISH STANDARD BRITISH STANDARD National foreword National foreword This British Standard is the UK implementation of This British Standard is the UK implementation of EN ISO EN ISO 13076:2012. 13076:2012. BSI, as a member of CEN, is obliged to publish BS EN ISO 13076 as a BSI, as a member However, of CEN, is attention obliged toispublish BS the EN ISO as aUK British Standard. drawn to fact13076 that the British Standard. However, attention is drawn to the fact that the UK committee voted against its approval as a standard in CEN and ISO. committee voted against its approval as a standard in CEN and ISO. The UK committee requested specifications in Clause 3 for the The committeeand requested specifications in used Clause for the test UK environment for the apparatus to be in3measuring test environment and for the apparatus to be used in measuring illuminance. In Clause 4, the UK committee requested additional illuminance. Clause 4, the UK committee requirementsInfor the regular assessment of requested fluorescentadditional lamp requirements for the regular assessment of fluorescent performance and for the eyesight of the observer. Theselamp elements performance and for the of the observer. These elements were not implemented ineyesight this document. For this reason, the UK were not implemented this document. For this reason, UK committee submitted a in negative vote with respect to this the document. committee submitted a negative vote with respect to this document. The UK participation in its preparation was entrusted to Technical The UK participation inmethods its preparation was entrusted to Technical Committee STI/10, Test for paints. Technical Committee STI/10, Test for methods Committee STI/10, Test methods paints.for paints. A list of organizations represented on this committee can be A list of organizations obtained on request torepresented its secretary.on this committee can be obtained on request to its secretary. This publication does not purport to include all the necessary This publication does notUsers purport include allfor the provisions of a contract. are to responsible itsnecessary correct provisions of a contract. Users are responsible for its correct application. application. © The British Standards Institution 2012. Published by BSI Standards The British Standards Institution © Institution 2013. 2012. Published by BSI Standards Limited 2012 Limited 2012 Published Standards Limited Limited 2013. 2012 by BSI Standards ISBN 978 0 580 69318 2 ISBN 978 0 580 69318 2 ICS 87.040 ICS 87.040 Compliance with a British Standard cannot confer immunity from Compliance with a British Standard cannot confer immunity from legal obligations. from legal obligations. legal obligations. This British Standard was published under the authority of the This BritishPolicy Standard published under the authority of was published underon the30 authority ofthe the Standards and was Strategy Committee November 2012. Strategy Committee Committee on on 31 30 January November 2012. Standards Policy and Strategy 2013. Amendments issued since publication Amendments issued since publication Date Text affected Date TextText affected affected EN ISO 13076 EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM July 2012 ICS 87.040 English Version Paints and varnishes - Lighting and procedure for visual assessments of coatings (ISO 13076:2012) Peintures et vernis - Éclairage et mode opératoire pour évaluations visuelles des revêtements (ISO 13076:2012) Beschichtungsstoffe - Beleuchtung und Durchführung für visuelle Abmusterungen von Beschichtungen (ISO 13076:2012) This European Standard was approved by CEN on 30 June 2012. 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 CEN-CENELEC Management Centre 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 CEN-CENELEC Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMITÉ EUROPÉEN DE NORMALISATION EUROPÄISCHES KOMITEE FÜR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels © 2012 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN ISO 13076:2012: E BS EN ISO 13076:2012 EN ISO 13076:2012 (E) EN ISO 13076:2012 (E) Foreword Committee ISO/TC This35document "Paints and (EN ISO 13076:2012) has been prepared by Technical Committee ISO/TC 35 "Paints and s and varnishes”varnishes" the secretariat in collaboration of with Technical Committee CEN/TC 139 “Paints and varnishes” the secretariat of which is held by DIN. either by publication ThisofEuropean an identical Standard shall be given the status of a national standard, either by publication of an identical nal standards shall textbeorwithdrawn by endorsement, at at the latest by January 2013, and conflicting national standards shall be withdrawn at the latest by January 2013. ment may be theAttention subject of is drawn patent to the possibility that some of the elements of this document may be the subject of patent any or all such patent rights.rights. CEN [and/or CENELEC] shall not be held responsible for identifying any or all such patent rights. ards organizations According of the following to the CEN/CENELEC Internal Regulations, the national standards organizations of the following m, Bulgaria, Croatia, countries Cyprus, areCzech bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech donia, France, Germany, Republic, Denmark, Greece, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, erlands, Norway,Hungary, Poland, Portugal, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, ingdom. Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. Endorsement notice 6:2012 without any Themodification. text of ISO 13076:2012 has been approved by CEN as a EN ISO 13076:2012 without any modification. 3 3 BS EN ISO 13076:2012 ISO 13076:2012(E) Foreword ISO (the International Organization for Standardization) is a worldwide federation of national standards bodies (ISO member bodies). The work of preparing International Standards is normally carried out through ISO technical committees. Each member body interested in a subject for which a technical committee has been established has the right to be represented on that committee. International organizations, governmental and non-governmental, in liaison with ISO, also take part in the work. ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. International Standards are drafted in accordance with the rules given in the ISO/IEC Directives, Part 2. The main task of technical committees is to prepare International Standards. Draft International Standards adopted by the technical committees are circulated to the member bodies for voting. Publication as an International Standard requires approval by at least 75 % of the member bodies casting a vote. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. ISO shall not be held responsible for identifying any or all such patent rights. ISO 13076 was prepared by Technical Committee ISO/TC 35, Paints and varnishes, Subcommittee SC 9, General test methods for paints and varnishes. © ISO 2012 – All rights reserved iii BS EN ISO 13076:2012 BS EN ISO 13076:2012 INTERNATIONAL STANDARD ISO 13076:2012(E) Paints and varnishes — Lighting and procedure for visual assessments of coatings 1 Scope This International Standard specifies the lighting and procedure for the visual assessment of degraded areas, spots or other defects on or in coatings. It is not applicable to the visual comparison of colour, which may be assessed using ISO 3668. 2 Principle The panel is visually assessed under specified conditions of illumination for degraded areas, spots or other defects. 3 Apparatus 3.1 Fluorescent lamp, comprising a wide-angle light source with an aluminium-coated reflector positioned to reflect the light downwards (see Figure 1), a colour temperature of 6 500 K and a degree of colour rendering of 9 (corresponding to colour rendering class 1A, i.e. a colour rendering index, Ra, of 90 to 100). NOTE This colour temperature and colour rendering give the light colour 965. 4 Procedure for visual assessment 4.1 General Either natural or artificial daylight may be used for routine assessments. Precisely controlled artificial lighting shall be used for arbitration purposes, however, since the properties of natural daylight are not constant and evaluations in natural daylight can be influenced by the surroundings. 4.2 Assessment in natural daylight Diffuse daylight, such as that which falls from a partly cloudy sky on a north-facing test panel (south-facing in the southern hemisphere), should preferably be used. The areas to be assessed, and the areas surrounding them, shall be uniformly illuminated with an illuminance which shall be not less than 2 000 lx. Direct sunlight shall be avoided. 4.3 Assessment under artificial lighting Assess the coating under a fluorescent lamp as specified in 3.1. Hold the test panel at a distance from the lamp such that the illuminance at the surface of the coating is not less than 750 lx (see Figure 1). The illuminance shall be measured after setting up the fluorescent lamp. The panel being assessed may be inclined in any direction. Degraded areas and spots can best be identified when examined at the light/dark boundary produced by the lamp. Assessments made for arbitration purposes shall always be carried out under artificial light. © ISO 2012 – All rights reserved 1 BS EN ISO 13076:2012 ISO 13076:2012(E) Key 1 lamp Figure 1 — Configuration of lamp, test panel and observer 5 Test report When the procedure specified in this International Standard is used, the following items shall be added to the test report for the test method standard: a) a reference to this International Standard (ISO 13076); b) an indication of the type of lighting (natural or artificial) under which the test panel was assessed, plus, when artificial lighting was used, details of the type of light source. 2 © ISO 2012 – All rights reserved BS EN ISO 13076:2012 ISO 13076:2012(E) Annex A (informative) Examples of applications Table A.1 gives examples of visual assessments for which the procedure specified in this International Standard can be used. Table A.1 — Examples of applications of this International Standard Test method Standard Cross-cut test ISO 2409 Impact tests ISO 6272-1, ISO 6272-2 Stone chipping ISO 20567-1, ISO 20567-2 Chemical resistance ISO 2812-1, ISO 2812-2, ISO 2812-3, ISO 2812-4, ISO 2812-5, ISO 15710 Defects of coatings ISO 4628-2, ISO 4628-3, ISO 4628-4, ISO 4628-5, ISO 4628-6, ISO 4628-7, ISO 4628-8, ISO 4628-10 Scratch and mar resistance ISO 1518-1, ISO 1518-2, ISO 12137 Car-wash test ISO 20566 Bending tests ISO 1519, ISO 6860, ISO 17132 Drying tests ISO 9117-1, ISO 9117-2, ISO 9117-3, ISO 9117-4, ISO 9117-5, ISO 9117-6 Fineness of grind ISO 1524 Pull-off test for adhesion ISO 4624 Sag resistance ISO 16862 Evaluation of properties of coating systems ISO 28199-3 related to the application process Scrub resistance © ISO 2012 – All rights reserved ISO 11998 3 BS EN ISO 13076:2012 ISO 13076:2012(E) Bibliography [1] ISO 1518-1, Paints and varnishes — Determination of scratch resistance — Part 1: Constant-loading method [2] ISO 1518-2, Paints and varnishes — Determination of scratch resistance — Part 2: Variable-loading method [3] ISO 1519, Paints and varnishes — Bend test (cylindrical mandrel) [4] ISO 1524, Paints, varnishes and printing inks — Determination of fineness of grind [5] ISO 2409, Paints and varnishes — Cross-cut test [6] ISO 2812-1, Paints and varnishes — Determination of resistance to liquids — Part 1: Immersion in liquids other than water [7] ISO 2812-2, Paints and varnishes — Determination of resistance to liquids — Part 2: Water immersion method [8] ISO 2812-3, Paints and varnishes — Determination of resistance to liquids — Part 3: Method using an absorbent medium [9] ISO 2812-4, Paints and varnishes — Determination of resistance to liquids — Part 4: Spotting methods [10] ISO 2812-5, Paints and varnishes — Determination of resistance to liquids — Part 5: Temperaturegradient oven method [11] ISO 3668, Paints and varnishes — Visual comparison of the colour of paints [12] ISO 4624, Paints and varnishes — Pull-off test for adhesion [13] ISO 4628-2, Paints and varnishes — Evaluation of degradation of coatings — Designation of quantity and size of defects, and of intensity of uniform changes in appearance — Part 2: Assessment of degree of blistering [14] ISO 4628-3, Paints and varnishes — Evaluation of degradation of coatings — Designation of quantity and size of defects, and of intensity of uniform changes in appearance — Part 3: Assessment of degree of rusting [15] ISO 4628-4, Paints and varnishes — Evaluation of degradation of coatings — Designation of quantity and size of defects, and of intensity of uniform changes in appearance — Part 4: Assessment of degree of cracking [16] ISO 4628-5, Paints and varnishes — Evaluation of degradation of coatings — Designation of quantity and size of defects, and of intensity of uniform changes in appearance — Part 5: Assessment of degree of flaking [17] ISO 4628-6, Paints and varnishes — Evaluation of degradation of coatings — Designation of quantity and size of defects, and of intensity of uniform changes in appearance — Part 6: Assessment of degree of chalking by tape method [18] ISO 4628-7, Paints and varnishes — Evaluation of degradation of coatings — Designation of quantity and size of defects, and of intensity of uniform changes in appearance — Part 7: Assessment of degree of chalking by velvet method [19] ISO 4628-8, Paints and varnishes — Evaluation of degradation of coatings — Designation of quantity and size of defects, and of intensity of uniform changes in appearance — Part 8: Assessment of degree of delamination and corrosion around a scribe or other artificial defect [20] ISO 4628-10, Paints and varnishes — Evaluation of degradation of coatings — Designation of quantity and size of defects, and of intensity of uniform changes in appearance — Part 10: Assessment of degree of filiform corrosion 4 © ISO 2012 – All rights reserved BS EN ISO 13076:2012 ISO 13076:2012(E) [21] ISO 6272-1, Paints and varnishes — Rapid-deformation (impact resistance) tests — Part 1: Fallingweight test, large-area indenter [22] ISO 6272-2, Paints and varnishes — Rapid-deformation (impact resistance) tests — Part 2: Fallingweight test, small-area indenter [23] ISO 6860, Paints and varnishes — Bend test (conical mandrel) [24] ISO 9117-1, Paints and varnishes — Drying tests — Part 1: Determination of through-dry state and through-dry time [25] ISO 9117-2, Paints and varnishes — Drying tests — Part 2: Pressure test for stackability [26] ISO 9117-3, Paints and varnishes — Drying tests — Part 3: Surface-drying test using ballotini [27] ISO 9117-4, Paints and varnishes — Drying tests — Part 4: Test using a mechanical recorder [28] ISO 9117-5, Paints and varnishes — Drying tests — Part 5: Modified Bandow-Wolff test [29] ISO 9117-6, Paints and varnishes — Drying tests — Part 6: Print-free test [30] ISO 11998, Paints and varnishes — Determination of wet-scrub resistance and cleanability of coatings [31] ISO 12137, Paints and varnishes — Determination of mar resistance [32] ISO 15710, Paints and varnishes — Corrosion testing by alternate immersion in and removal from a buffered sodium chloride solution [33] ISO 16862, Paints and varnishes — Evaluation of sag resistance [34] ISO 17132, Paints and varnishes — T-bend test [35] ISO 20566, Paints and varnishes — Determination of the scratch resistance of a coating system using a laboratory-scale car-wash [36] ISO 20567-1, Paints and varnishes — Determination of stone-chip resistance of coatings — Part 1: Multi-impact testing [37] ISO 20567-2, Paints and varnishes — Determination of stone-chip resistance of coatings — Part 2: Single-impact test with a guided impact body [38] ISO 28199-3, Paints and varnishes — Evaluation of properties of coating systems related to the application process — Part 3: Visual assessment of sagging, formation of bubbles, pinholing and hiding power © ISO 2012 – All rights reserved 5 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