ISO 4628-7-2003 色漆和清漆.漆膜降解的评定.缺陷量值、大小以及外观均匀变化程度的规定.第7部分:用丝绒法评定粉化等级
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【英文标准名称】:Paintsandvarnishes-Evaluationofdegradationofcoatings;Designationofquantityandsizeofdefects,andofintensityofuniformchangesinappearance-Part7:Assessmentofdegreeofchalkingbyvelvetmethod
【原文标准名称】:色漆和清漆.漆膜降解的评定.缺陷量值、大小以及外观均匀变化程度的规定.第7部分:用丝绒法评定粉化等级
【标准号】:ISO4628-7-2003
【标准状态】:现行
【国别】:国际
【发布日期】:2003-09
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC35
【标准类型】:()
【标准水平】:()
【中文主题词】:涂料;损伤;颜色;试验;评定;强度;泛黄度;定义;覆层;可视性;缺陷;试验报告;名称与符号;天然漆;外观;清漆;老化;覆层材料;风化;表面缺陷;白垩;白垩等级;风化范围
【英文主题词】:Ageing(materials);Appearance;Chalking;Chalkinggrade;Coatingmaterials;Coatings;Colour;Damage;Defects;Definitions;Designations;Evaluations;Intensity;Lacquers;Paints;Surfacedefects;Testreports;Testing;Varnishes;Visibleness;Weathering;Weightingscale;Yellowness
【摘要】:ThispartofISO4628describesamethodsuitable,inparticular,forratingthedegreeofchalkingonwhiteorcolouredexteriorcoatingsandcoatingsystemsonroughsurfaces(i.e.thosehavingaroughnessgreaterthansegment4ofreferencecomparatorGasdescribedinISO8503-1).Thetestmethodspecifiedmayalsobeusedfortheassessmentofthedegreeofchalkingofcoatingsandcoatingsystemsonsmoothsurfaces,butthemethodspecifiedinISO4628-6ispreferableforthispurpose.Thetestmethodisapplicabletocoatingsandcoatingsystemsonmineralsubstrates,e.g.fibrecement,brick,concreteandrenderings,independentofthestructureofthesurface.Themethodcanbeusedquiteeffectivelybyexperiencedoperatorsandisrecommendedforlaboratoryuseaswellasforon-siteevaluation.NOTE1Whenareferencetothistestmethodisincludedinspecifications,thetestconditions(i.e.weatheringmethodandsubstrate)shouldbeagreedbetweentheinterestedparties.NOTE2ThemethoddescribedinthispartofISO4628isarelativerankingmethodandisthereforenotsuitableforuseinagreementsbetweenparties.See,however,theNotetoTable1.ISO4628-1definesthesystemusedfordesignatingthequantityandsizeofdefectsandtheintensityofchangesinappearanceofcoatingsandoutlinesthegeneralprinciplesofthesystem.Thissystemisintendedtobeused,inparticular,fordefectscausedbyageingandweathering,andforuniformchangessuchascolourchanges,forexampleyellowing.
【中国标准分类号】:G50
【国际标准分类号】:87_040
【页数】:3P;A4
【正文语种】:英语
【原文标准名称】:色漆和清漆.漆膜降解的评定.缺陷量值、大小以及外观均匀变化程度的规定.第7部分:用丝绒法评定粉化等级
【标准号】:ISO4628-7-2003
【标准状态】:现行
【国别】:国际
【发布日期】:2003-09
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC35
【标准类型】:()
【标准水平】:()
【中文主题词】:涂料;损伤;颜色;试验;评定;强度;泛黄度;定义;覆层;可视性;缺陷;试验报告;名称与符号;天然漆;外观;清漆;老化;覆层材料;风化;表面缺陷;白垩;白垩等级;风化范围
【英文主题词】:Ageing(materials);Appearance;Chalking;Chalkinggrade;Coatingmaterials;Coatings;Colour;Damage;Defects;Definitions;Designations;Evaluations;Intensity;Lacquers;Paints;Surfacedefects;Testreports;Testing;Varnishes;Visibleness;Weathering;Weightingscale;Yellowness
【摘要】:ThispartofISO4628describesamethodsuitable,inparticular,forratingthedegreeofchalkingonwhiteorcolouredexteriorcoatingsandcoatingsystemsonroughsurfaces(i.e.thosehavingaroughnessgreaterthansegment4ofreferencecomparatorGasdescribedinISO8503-1).Thetestmethodspecifiedmayalsobeusedfortheassessmentofthedegreeofchalkingofcoatingsandcoatingsystemsonsmoothsurfaces,butthemethodspecifiedinISO4628-6ispreferableforthispurpose.Thetestmethodisapplicabletocoatingsandcoatingsystemsonmineralsubstrates,e.g.fibrecement,brick,concreteandrenderings,independentofthestructureofthesurface.Themethodcanbeusedquiteeffectivelybyexperiencedoperatorsandisrecommendedforlaboratoryuseaswellasforon-siteevaluation.NOTE1Whenareferencetothistestmethodisincludedinspecifications,thetestconditions(i.e.weatheringmethodandsubstrate)shouldbeagreedbetweentheinterestedparties.NOTE2ThemethoddescribedinthispartofISO4628isarelativerankingmethodandisthereforenotsuitableforuseinagreementsbetweenparties.See,however,theNotetoTable1.ISO4628-1definesthesystemusedfordesignatingthequantityandsizeofdefectsandtheintensityofchangesinappearanceofcoatingsandoutlinesthegeneralprinciplesofthesystem.Thissystemisintendedtobeused,inparticular,fordefectscausedbyageingandweathering,andforuniformchangessuchascolourchanges,forexampleyellowing.
【中国标准分类号】:G50
【国际标准分类号】:87_040
【页数】:3P;A4
【正文语种】:英语
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