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【英文标准名称】:StandardTestMethodsforFieldMeasurementofSurfaceProfileofBlastCleanedSteel
【原文标准名称】:喷砂清理钢表面轮廓现场测量的标准试验方法
【标准号】:ASTMD4417-2003
【标准状态】:现行
【国别】:
【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】:D01.46
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:覆层;涂漆;轮廓;钢;表面;试验;涂料;喷砂;测量
【英文主题词】:abrasive;abrasiveblastcleaning;anchorpattern;surfaceprofile;surfaceroughness
【摘要】:Theheightofsurfaceprofilehasbeenshowntobeafactorintheperformanceofvariouscoatingsappliedtosteel.Forthisreason,surfaceprofileshouldbemeasuredpriortocoatingapplicationtoensurethatitmeetsthatspecified.Theinstrumentsdescribedarereadilyportableandsufficientlysturdyforuseinthefield.Note18212;Opticalmicroscopemethodsserveasarefereemethodforsurfaceprofilemeasurement.Profiledepthdesignationsarebasedontheconceptofmeanmaximumprofile(hx2014;max);thisvalueisdeterminedbyaveragingagivennumber(usually20)ofthehighestpeaktolowestvalleymeasurementsmadeinthefieldofviewofastandardmeasuringmicroscope.Thisisdonebecauseofevidencethatcoatingsperformanceinanyonesmallareaisprimarilyinfluencedbythehighestsurfacefeaturesinthatareaandnotbytheaverageroughness.21.1Thesetestmethodscoverthedescriptionoftechniquesformeasuringtheprofileofabrasiveblastcleanedsurfacesinthelaboratory,field,orinthefabricatingshop.Thereareadditionaltechniquessuitableforlaboratoryusenotcoveredbythesetestmethods.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityofwhoeverusesthisstandardtoconsultandestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A29
【国际标准分类号】:17_040_20;77_140_01
【页数】:3P.;A4
【正文语种】: