DIN 3535 T.4-1978 煤气供气密封件.煤气管件用石棉橡胶板密封.煤气设备及煤气管道
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来源:标准资料网
【英文标准名称】:Sealsingassupply;sealsofIt-Platesforgasvalves,gasappliancesandgaspipelines
【原文标准名称】:煤气供气密封件.煤气管件用石棉橡胶板密封.煤气设备及煤气管道
【标准号】:DIN3535T.4-1978
【标准状态】:作废
【国别】:
【发布日期】:
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:
【国际标准分类号】:
【页数】:
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【英文标准名称】:StandardPracticeforDeterminationofGraffitiResistance
【原文标准名称】:耐涂写性测定的标准实施规程
【标准号】:ASTMD6578-2000
【标准状态】:现行
【国别】:
【发布日期】:2000
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:D01.46
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:anti-graffiti;cleanability;graffiti;removal;
【摘要】:Graffitionbuildingandstructuresisanongoingandincreasingproblem.Anumberofcoatingshavebeenproducedthatareintendedtoberesistanttotheapplicationofagraffitimarking,ortoprovideasurfacefromwhichsuchmarkingscanbeeasilyremoved.Theproceduresdescribedinthispracticeprovideastandardsetofconditionsthatcanbeusedtoevaluatethegraffitiresistanceofasurface.Graffitiresistancedeterminedaccordingtothispracticeisapplicabletosmoothsurfaces.Graffitiresistanceofthesamecoatingsappliedtoaroughortexturedsurfacemaybelower.Graffitiresistanceofmaterialsdeterminedafternaturalorlaboratoryacceleratedweatheringconductedaccordingtothispractice,isconsideredashavingmoreweightthangraffitiresistanceofthesamematerialdeterminedusingfreshlyappliedgraffitionsurfaces,thathavenotbeenweathered.Graffitiresistanceofmaterialsdeterminedafternaturalweatheringshouldbeconsideredashavingmoreweightthangraffitiresistancedeterminedafterlaboratoryacceleratedweathering.1.1Thispracticecoversabasicmethodforevaluatinggraffitiresistanceofcoatings,anduseofthispracticetoevaluategraffitiresistanceofcoatingsafteroutdoororlaboratoryacceleratedexposure.Graffitiresistanceisbasedonhowadefinedsetofmarkingsisremovedbyadefinedsetofcleaningagents.1.2Aprocedureforevaluatinggraffitiremovalbyalternatecleaningagentsisincludedinamandatoryannex.1.3Thispracticealsodefinesprocedurestoevaluategraffitiremovalafterremarkingwithsubsequentre-cleaning.Itdoesnotaddressrecoatabilityafteracoatingisnolongergraffitiresistant.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G04
【国际标准分类号】:87_020
【页数】:6P.;A4
【正文语种】:
