ANSI/ASTM B798-1995 凝胶体电谱法测定金属基物上金或钯涂层孔隙度的方法

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【英文标准名称】:TestMethodforPorosityinGoldorPalladiumCoatingsonMetalSubstratesbyGel-BulkElectrography
【原文标准名称】:凝胶体电谱法测定金属基物上金或钯涂层孔隙度的方法
【标准号】:ANSI/ASTMB798-1995
【标准状态】:现行
【国别】:美国
【发布日期】:1995
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:试验;金覆层;钯;焊接点材料;金属覆层
【英文主题词】:palladium;contactmaterial;testing;goldcoatings;metalcoatings
【摘要】:Thistestmethodcoversequipmentandtechniquesfordeterminingporosityinnoblemetalcoatings,particularlyelectrodepositsandcladmetalsusedonelectricalcontacts.Thetestmethodisdesignedtoshowwhethertheporositylevelislessorgreaterthansomevaluewhichbyexperienceisconsideredbytheusertobeacceptablefortheintendedapplication.OtherporositytestingmethodsareoutlinedinGuideB765.Detailedcriticalreviewsofporositytestingarealsoavailable.OtherporositytestmethodsareB735,B741,B799,andB809.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecifichazardstatements,seeSections7and8.ThevaluesstatedinSIunitsaretoberegardedasstandard.Thevaluesinparenthesesareforinformationonly.
【中国标准分类号】:H68
【国际标准分类号】:25_220_40
【页数】:
【正文语种】:英语