ASTM G20-1988(2002) 管道涂层抗化学药物腐蚀性的试验方法

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【英文标准名称】:StandardTestMethodforChemicalResistanceofPipelineCoatings
【原文标准名称】:管道涂层抗化学药物腐蚀性的试验方法
【标准号】:ASTMG20-1988(2002)
【标准状态】:现行
【国别】:
【发布日期】:1988
【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】:D01.48
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:耐化学性;管道;涂层;非金属;覆层;试验;涂漆;涂料;持久性;材料
【英文主题词】:chemicalresistance;pipelinecoatings
【摘要】:Thedataobtainedforshort-termtestsareofinterestonlyineliminatingthemostunsuitablematerialsorforindicatingaprobableorderofresistanceinanyparticularmedia.Testconditionsshouldtakeintoaccountthemanneranddurationofimmersion,thereagent,thetemperatureofthesystem,theareaexposedaboveandbelowtheliquidlevel,andotherperformancefactorsselectedfortheparticulartest.1.1Thistestmethodisintendedforevaluatingtheresistanceofpipecoatingmaterialswhenexposedtovariousconcentrationsofreagentsorsuspectedsoilcontaminants.Thetestservesasaguidetoinvestigatorswishingtocomparetherelativemeritsofpipe-coatingmaterialsinspecificenvironments.Thechoiceofreagents,concentrations,durationofimmersion,temperatureoftest,andpropertiestobereportedarenecessarilyarbitraryandshouldbechosentoreflectconditionsknowntoexistalongthepipelineright-of-way.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A29
【国际标准分类号】:87_040
【页数】:3P.;A4
【正文语种】: