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ISO 4628-7:2016

Current

Current

The latest, up-to-date edition.

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

Available format(s)

Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users

Language(s)

English, French

Published date

01-12-2016

ISO 4628-7:2016 specifies a method suitable, in particular, for rating the degree of chalking on white or coloured exterior coatings and coating systems on rough surfaces (i.e. those having a roughness greater than segment 4 of the reference comparator G as described in ISO 85031).

The test method specified can also be used for the assessment of the degree of chalking of coatings and coating systems on smooth surfaces, but the method specified in ISO 46286:2011 is preferable for this purpose.

The test method is applicable to coatings and coating systems on mineral substrates, e.g. fibre cement, brick, concrete, and renderings, independent of the structure of the surface. The method can be used quite effectively by experienced operators and is recommended for laboratory use as well as for on-site evaluation.

NOTE 1 When a reference to this test method is included in specifications, the test conditions (i.e. weathering method and substrate) have to be agreed between the interested parties.

NOTE 2 The method described in this part of ISO 4628 is a relative ranking method and is therefore not suitable for use in agreements between parties. See, however, the Note to Table 1.

NOTE 3 Refer to ISO 46281 for the designation system for quantity and size of defects and the intensity of changes in appearance of coatings, as well as general principles of the system.

DevelopmentNote
Supersedes ISO/DIS 4628-7. (01/2016)
DocumentType
Standard
Pages
5
PublisherName
International Organization for Standardization
Status
Current
Supersedes

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DIN EN ISO 11507:2007-05 PAINTS AND VARNISHES - EXPOSURE OF COATINGS TO ARTIFICIAL WEATHERING - EXPOSURE TO FLUORESCENT UV LAMPS AND WATER
BS EN ISO 21227-1:2003 Paints and varnishes. Evaluation of defects on coated surfaces using optical imaging General guidance
11/30215685 DC : 0 BS EN ISO 15110 - PAINTS AND VARNISHES - ARTIFICIAL WEATHERING INCLUDING ACIDIC DEPOSITION
12/30243830 DC : 0 BS EN ISO 16474-1 - PAINTS AND VARNISHES - METHODS OF EXPOSURE TO LABORATORY LIGHT SOURCES - PART 1: GENERAL GUIDANCE
10/30210875 DC : 0 BS EN ISO 13076 - PAINTS AND VARNISHES - LIGHTING AND PROCEDURE FOR VISUAL ASSESSMENTS
AEP-60 : 2009 PERFORMANCE REQUIREMENTS FOR EXTERIOR TOPSIDES COATINGS
BS EN ISO 16474-1:2013 Paints and varnishes. Methods of exposure to laboratory light sources General guidance
ISO 2810:2004 Paints and varnishes Natural weathering of coatings Exposure and assessment
I.S. EN 13523-21:2017 COIL COATED METALS - TEST METHODS - PART 21: EVALUATION OF OUTDOOR EXPOSED PANELS
DIN EN ISO 11341:1998-02 PAINTS AND VARNISHES - ARTIFICIAL WEATHERING AND EXPOSURE TO ARTIFICIAL RADIATION - EXPOSURE TO FILTERED XENON-ARC RADIATION
VDI 2083 Blatt 17:2013-06 Cleanroom technology - Compatibility of materials with the required cleanliness
VDI 2083 Blatt 9.2:2017-01 Cleanroom technology - Consumables in the cleanroom
DIN EN ISO 13076:2012-10 PAINTS AND VARNISHES - LIGHTING AND PROCEDURE FOR VISUAL ASSESSMENTS OF COATINGS (ISO 13076:2012)
I.S. EN ISO 11507:2007 PAINTS AND VARNISHES - EXPOSURE OF COATINGS TO ARTIFICIAL WEATHERING - EXPOSURE TO FLUORESCENT UV LAMPS AND WATER
DIN EN 13523-21:2016-07 (Draft) COIL COATED METALS - TEST METHODS - PART 21: EVALUATION OF OUTDOOR EXPOSED PANELS
UNI EN ISO 13076 : 2012 PAINTS AND VARNISHES - LIGHTING AND PROCEDURE FOR VISUAL ASSESSMENTS OF COATINGS
DIN EN ISO 16474-1:2014-03 PAINTS AND VARNISHES - METHODS OF EXPOSURE TO LABORATORY LIGHT SOURCES - PART 1: GENERAL GUIDANCE (ISO 16474-1:2013)
UNI EN ISO 16474-1 : 2014 PAINTS AND VARNISHES - METHODS OF EXPOSURE TO LABORATORY LIGHT SOURCES - PART 1: GENERAL GUIDANCE
UNE-EN ISO 15110:2018 Paints and varnishes - Artificial weathering including acidic deposition (ISO 15110:2017)
BS EN ISO 2810:2004 Paints and varnishes. Natural weathering of coatings. Exposure and assessment
ISO 11341:2004 Paints and varnishes Artificial weathering and exposure to artificial radiation Exposure to filtered xenon-arc radiation
I.S. EN ISO 2810:2004 PAINTS AND VARNISHES - NATURAL WEATHERING OF COATINGS - EXPOSURE AND ASSESSMENT
EN ISO 2810:2004 Paints and varnishes - Natural weathering of coatings - Exposure and assessment (ISO 2810:2004)
UNE-EN ISO 13076:2013 Paints and varnishes - Lighting and procedure for visual assessments of coatings (ISO 13076:2012)
DIN EN ISO 16474-1 E : 2014 PAINTS AND VARNISHES - METHODS OF EXPOSURE TO LABORATORY LIGHT SOURCES - PART 1: GENERAL GUIDANCE (ISO 16474-1:2013)
BS EN ISO 13076:2012 Paints and varnishes. Lighting and procedure for visual assessments of coatings
I.S. EN ISO 16474-1:2013 PAINTS AND VARNISHES - METHODS OF EXPOSURE TO LABORATORY LIGHT SOURCES - PART 1: GENERAL GUIDANCE (ISO 16474-1:2013)
I.S. EN ISO 15110:2017 PAINTS AND VARNISHES - ARTIFICIAL WEATHERING INCLUDING ACIDIC DEPOSITION (ISO 15110:2017)
UNE-EN ISO 16474-1:2014 Paints and varnishes - Methods of exposure to laboratory light sources - Part 1: General guidance (ISO 16474-1:2013)
EN ISO 15110:2017 Paints and varnishes - Artificial weathering including acidic deposition (ISO 15110:2017)
DIN EN ISO 2810:2004-10 PAINTS AND VARNISHES - NATURAL WEATHERING OF COATINGS - EXPOSURE AND ASSESSMENT
ISO 13076:2012 Paints and varnishes Lighting and procedure for visual assessments of coatings
BS EN ISO 11341:2004 Paints and varnishes. Artificial weathering and exposure to artificial radiation. Exposure to filtered xenon-arc radiation
BS EN ISO 11507:2007 Paints and varnishes. Exposure of coatings to artificial weathering. Exposure to fluorescent UV lamps and water
ISO 21227-1:2003 Paints and varnishes — Evaluation of defects on coated surfaces using optical imaging — Part 1: General guidance
BS EN 13523-21:2017 Coil coated metals. Test methods Evaluation of outdoor exposed panels
UNE-EN 13523-21:2017 Coil coated metals - Test methods - Part 21: Evaluation of outdoor exposed panels
ISO 11507:2007 Paints and varnishes Exposure of coatings to artificial weathering Exposure to fluorescent UV lamps and water
EN ISO 13076:2012 Paints and varnishes - Lighting and procedure for visual assessments of coatings (ISO 13076:2012)
EN ISO 21227-1:2003 Paints and varnishes - Evaluation of defects on coated surfaces using optical imaging - Part 1: General guidance (ISO 21227-1:2003)
EN ISO 11341:2004 Paints and varnishes - Artificial weathering and exposure to artificial radiation - Exposure to filtered xenon-arc radiation (ISO 11341:2004)
EN ISO 11507:2007 Paints and varnishes - Exposure of coatings to artificial weathering - Exposure to fluorescent UV lamps and water (ISO 11507:2007)
EN 13523-21:2017 Coil coated metals - Test methods - Part 21: Evaluation of outdoor exposed panels
I.S. EN ISO 11341:2004 PAINTS AND VARNISHES - ARTIFICIAL WEATHERING AND EXPOSURE TO ARTIFICIAL RADIATION - EXPOSURE TO FILTERED XENON-ARC RADIATION
BS EN ISO 15110:2017 Paints and varnishes. Artificial weathering including acidic deposition
16/30340557 DC : 0 BS EN 13523-21 - COIL COATED METALS - TEST METHODS - PART 21: EVALUATION OF OUTDOOR EXPOSED PANELS
I.S. EN ISO 13076:2012 PAINTS AND VARNISHES - LIGHTING AND PROCEDURE FOR VISUAL ASSESSMENTS OF COATINGS (ISO 13076:2012)
ISO 16474-1:2013 Paints and varnishes — Methods of exposure to laboratory light sources — Part 1: General guidance
ISO 15110:2017 Paints and varnishes — Artificial weathering including acidic deposition
NACE AMPP SP21417:2023 Performance Requirements for Navy Ships Exterior Topside Coatings

ISO 13076:2012 Paints and varnishes Lighting and procedure for visual assessments of coatings
ISO 4628-1:2016 Paints and varnishes Evaluation of degradation of coatings Designation of quantity and size of defects, and of intensity of uniform changes in appearance Part 1: General introduction and designation system
ISO 4628-6:2011 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
ISO 8503-1:2012 Preparation of steel substrates before application of paints and related products — Surface roughness characteristics of blast-cleaned steel substrates — Part 1: Specifications and definitions for ISO surface profile comparators for the assessment of abrasive blast-cleaned surfaces

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