作者:标准资料网 时间:2024-05-02 04:55:04   浏览:9415   来源:标准资料网

【英文标准名称】:StandardTestMethodforImpactFlexibilityofOrganicCoatings
【原文标准名称】:有机涂层冲击弯曲性的标准试验方法
【标准号】:ASTMD6905-2003(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:2003
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D01.23
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:crackingfailure;extrusionindentation;impactfailure;intrusionindentation;Cracking--coatings;Coatings(paint/relatedapplications);Impactresistance;Impacttesting;Indentation
【摘要】:Coatingsattachedtosubstratesaresubjectedtodamagingimpactsduringthemanufactureofarticlesandtheiruseinservice.Thisimpactresistancetestmethodhasbeenfoundtobeusefulinpredictingtheperformanceoforganiccoatingsfortheirabilitytoresistcrackingcausedbyimpacts.1.1Thistestmethodcoversaprocedurefordeterminingtheabilityofacoatingfilmanditssubstratetoresistshattering,cracking,orchippingwhenthefilmandsubstratearedistendedbeyondtheiroriginalformbyimpact.1.2ThistestmethoddoesnotmeasureimpactresistancebutusesrapidimpacttoimproveTestMethodsD522,anothertestmethodforflexibility.Sincetheimpactofthecoatingisalmostinstantaneous,alloftheproblemsassociatedwithtimevariablesinthemandreltestsareeliminated.1.3ThistestmethodissimilarincontentbutnottechnicallyequivalenttoTestMethodD2794.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A29
【国际标准分类号】:25_220_60
【页数】:3P.;A4
【正文语种】:英语