BS EN ISO 15720-2001 金属覆层.孔隙率试验.凝胶材料电谱法测定金属基体上金或钯涂层的孔隙率
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【英文标准名称】:Metalliccoatings-Porositytests-Porosityingoldorpalladiumcoatingsonmetalsubstratesbygel-bulkelectrography
【原文标准名称】:金属覆层.孔隙率试验.凝胶材料电谱法测定金属基体上金或钯涂层的孔隙率
【标准号】:BSENISO15720-2001
【标准状态】:现行
【国别】:英国
【发布日期】:2001-07-15
【实施或试行日期】:2001-07-15
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:试验设备;含钯合金;电连接;金属覆层;金属电镀;金;电解分析法;金属;钯;层覆材料;覆层;电解镀层;定量分析;孔隙度测量;物理性能测量;镍合金;密度
【英文主题词】:
【摘要】:Thistestmethodcoversequipmentandtechniquesfordeterminingporosityinnoblemetalcoatings,particularlyelectrodepositsofgold,palladiumandpalladium-nickelalloy(70%to90%palladium)andcladmetalsusedonelectricalcontacts.Thegel-bulkprocedureisnotassensitivetosmallporesandismorecomplexthanporositytestsinvolvinggaseouscorrodants(seeISO14647andISO15721).Italsoinvolvesmorechemicals,preparationandauxiliaryequipment.Thistestisintendedtobeusedforquantitativedescriptionsofporosity(suchasnumberofporesperunitareaorpercontact)onlyonmeasurementareaswherecoatingshaveasufficientlylowporedensitysuchthatthecorrosionsitesarewellseparatedandcanbereadilyresolved.Asageneralguidelinethiscanbeachievedforporedensitiesuptoabout25/cm.OtherporositytestingmethodsareoutlinedinISO10308.Detailedcriticalreviewsofporositytestingarealsoavailable.OtherporositytestmethodsaredescribedinISO12687,ISO14647andISO15721.
【中国标准分类号】:A29
【国际标准分类号】:25_220_40
【页数】:24P;A4
【正文语种】:英语
【原文标准名称】:金属覆层.孔隙率试验.凝胶材料电谱法测定金属基体上金或钯涂层的孔隙率
【标准号】:BSENISO15720-2001
【标准状态】:现行
【国别】:英国
【发布日期】:2001-07-15
【实施或试行日期】:2001-07-15
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:试验设备;含钯合金;电连接;金属覆层;金属电镀;金;电解分析法;金属;钯;层覆材料;覆层;电解镀层;定量分析;孔隙度测量;物理性能测量;镍合金;密度
【英文主题词】:
【摘要】:Thistestmethodcoversequipmentandtechniquesfordeterminingporosityinnoblemetalcoatings,particularlyelectrodepositsofgold,palladiumandpalladium-nickelalloy(70%to90%palladium)andcladmetalsusedonelectricalcontacts.Thegel-bulkprocedureisnotassensitivetosmallporesandismorecomplexthanporositytestsinvolvinggaseouscorrodants(seeISO14647andISO15721).Italsoinvolvesmorechemicals,preparationandauxiliaryequipment.Thistestisintendedtobeusedforquantitativedescriptionsofporosity(suchasnumberofporesperunitareaorpercontact)onlyonmeasurementareaswherecoatingshaveasufficientlylowporedensitysuchthatthecorrosionsitesarewellseparatedandcanbereadilyresolved.Asageneralguidelinethiscanbeachievedforporedensitiesuptoabout25/cm.OtherporositytestingmethodsareoutlinedinISO10308.Detailedcriticalreviewsofporositytestingarealsoavailable.OtherporositytestmethodsaredescribedinISO12687,ISO14647andISO15721.
【中国标准分类号】:A29
【国际标准分类号】:25_220_40
【页数】:24P;A4
【正文语种】:英语
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