SIMSanalysisoflowcontenthydrogenincommerciallypuretitanium

ShigeruHamada; KatsuOhnishi; Hide-akiNishikawa; YasujiOda; HiroshiNoguchi

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SIMSanalysisoflowcontenthydrogenincommerciallypuretitanium

机译：SIMS分析商业含氢量的氢气

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Duetotheirexcellentspecificstrengthandenvironmentalresistance,titaniumanditsalloyshavebeenwidelyusedasstructuralcomponents.However,titaniumisveryactive,sothatnotonlyoxygenandnitrogen,butalsohydrogenmaybereadilyintroducedintothematerialduringmanufacturing.Titaniumusuallycontainsaspecificamountofhydrogen,anditexistsinthetitaniumasahydrideorsolidsolutiondependentonthehydrogencontent.Thehydrogensolidsolubilitylimitofpuretitanium(a-phasetitanium)seemstobehigherthan10ppm[1],althoughsomevaluesarereported.Thatistosay,ifthehydrogencontentofpuretitaniumislessthan10ppm,allthehydrogenisthoughttobeasolidsolutioninthetitanium.Ontheotherhand,whenthehydrogencontentismorethanthesolidsolubilitylimit,hydrideswouldappear.Asthehydrideisbrittle,itweakensthestrengthofthetitanium.Therefore,thehydrogencontentincommerciallypuretitanium(CP-Ti)iswithin150ppm[2].

机译：Duetotheirexcellentspecificstrengthandenvironmentalresistance，titaniumanditsalloyshavebeenwidelyusedasstructuralcomponents.However，titaniumisveryactive，sothatnotonlyoxygenandnitrogen，butalsohydrogenmaybereadilyintroducedintothematerialduringmanufacturing.Titaniumusuallycontainsaspecificamountofhydrogen，anditexistsinthetitaniumasahydrideorsolidsolutiondependentonthehydrogencontent.Thehydrogensolidsolubilitylimitofpuretitanium（A-phasetitanium）seemstobehigherthan10ppm [1]，althoughsomevaluesarereported.Thatistosay，ifthehydrogencontentofpuretitaniumislessthan10ppm，allthehydrogenisthoughttobeasolidsolutioninthetitanium.Ontheotherhand，whenthehydrogencontentismorethanthesolidsolubilitylimit，hydrideswouldappear.Asthehydrideisbrittle，itweakensthestrengthofthetitanium.Therefore，thehydrogencontentincommerciallypuretitanium（CP -Ti）的含量不超过150ppm [2]。

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《Journal of Materials Science》 |2009年第20期|共5页
作者
ShigeruHamada; KatsuOhnishi; Hide-akiNishikawa; YasujiOda; HiroshiNoguchi;
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正文语种 eng
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solution; material; structural;

机译：解决方案;材料;结构;

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1. SIMSanalysisoflowcontenthydrogenincommerciallypuretitanium [J] . ShigeruHamada, KatsuOhnishi, Hide-akiNishikawa, Journal of Materials Science . 2009,第20期

机译：SIMS分析商业含氢量的氢气

SIMSanalysisoflowcontenthydrogenincommerciallypuretitanium

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