ASTM B798-1995(2005) 用凝胶体电谱法测定金属基物上金或钯涂层孔隙度的标准试验方法

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【英文标准名称】:StandardTestMethodforPorosityinGoldorPalladiumCoatingsonMetalSubstratesbyGel-BulkElectrography
【原文标准名称】:用凝胶体电谱法测定金属基物上金或钯涂层孔隙度的标准试验方法
【标准号】:ASTMB798-1995(2005)
【标准状态】:现行
【国别】:
【发布日期】:1995
【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】:B02.11
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:金覆层;钯;金属覆层;试验
【英文主题词】:electrography;gel;gelelectrography;goldcoatings;goldplatings;palladiumcoatings;palladiumplatings;plating;porosity;porositytesting
【摘要】:1.1Thistestmethodcoversequipmentandtechniquesfordeterminingporosityinnoblemetalcoatings,particularlyelectrodepositsandcladmetalsusedonelectricalcontacts.1.2Thetestmethodisdesignedtoshowwhethertheporositylevelislessorgreaterthansomevaluewhichbyexperienceisconsideredbytheusertobeacceptablefortheintendedapplication.1.3OtherporositytestingmethodsareoutlinedinGuideB765.Detailedcriticalreviewsofporositytestingarealsoavailable.OtherporositytestmethodsareB735,B741,B799,andB809.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecifichazardstatements,seeSections7and8.1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Thevaluesinparenthesesareforinformationonly.
【中国标准分类号】:A29
【国际标准分类号】:25_220_40
【页数】:6P.;A4
【正文语种】: