Oxygen,Nitrogen,andHydrogeninRefractoryMetalsSummaryOneofthemostcriticalchemicalspecificationsoftitaniumalloysisthehydrogencontent.Toohighofahydrogencontentcancausehydridestoprecipitate,whichcanleadtoembrittlementandsubsequentcrackingwhenthealloyisstressed.Hydrogenpickuptypicallyoccursduringdownstreamprocessingstepssuchasheattreating,pickling,andcleaning.TheLECOONH836isasimultaneousoxygen,nitrogen,andhydrogendeterminatorthatutilizesanelectrodefurnace,inertcarriergas,andbothinfraredandthermalconductivitydetectiontomeettheanalyticalneedsoftherefractorymetalindustry.ThisapplicationnotewaswrittenspecificallyforusewiththeLECOONH836seriesdeterminator.分析儀，就選上海禹重實(shí)業(yè)有限公司，用戶的信賴之選，歡迎您的來電！廣東力可分析儀采購

氧氮?dú)浞治鰞x的優(yōu)點(diǎn)采用惰氣熔融技術(shù)，同時(shí)測定氧、氮和氫元素含量新設(shè)計(jì)封閉氣路系統(tǒng)，優(yōu)化氣路循環(huán)，使氧氮?dú)錅y量更準(zhǔn)確可采用更廉價(jià)的氬氣作為載氣催化爐溫度可調(diào)，使氧的測量更加準(zhǔn)確氣路系統(tǒng)都采用電磁閥控制，新增分段式漏氣檢測水冷樣品加樣端口，有效隔絕雜質(zhì)氣體侵入儀器配置和氧、氮、氫測量范圍可靈活選擇新設(shè)計(jì)的高靈敏度紅外檢測池和熱導(dǎo)池，有極低的檢出限分析時(shí)間短脈沖爐功率高達(dá)8.5kw，溫度3000℃顆粒狀樣品無需膠囊包裹，使用經(jīng)濟(jì)實(shí)惠化學(xué)試劑及管路隱藏在門后（可移除）強(qiáng)大的分析軟件（支持?jǐn)?shù)據(jù)和應(yīng)用報(bào)告導(dǎo)出、增加評(píng)論區(qū)及其他更多功能）。單點(diǎn)和多點(diǎn)校正（線性回歸）可采用自來水、冷卻循環(huán)水機(jī)或交換機(jī)冷卻新設(shè)計(jì)的產(chǎn)品可用于各類生產(chǎn)控制和實(shí)驗(yàn)室。美國進(jìn)口分析儀廠家供應(yīng)上海禹重實(shí)業(yè)有限公司為您提供分析儀，有需求可以來電咨詢！

Procedure-SolidSamplesInstrumentcalibration/driftcorrection.Addapproximately0.05gof***GraphitePowdertoa***GraphiteCrucible.Firmlyplacethecrucibleonthelowerelectrodetiporappropriateautoloaderposition.PresstheAnalyzebuttonontheinstrumentscreen,thelowerelectrodewillcloseandtheanalysissequencewillstartandendautomatically.Repeatsteps3bthrough3jaminimumofthreetimesforeachcalibration/driftstandardused.Calibrate/driftfollowingtheprocedureoutlinedintheoperatorsinstructionmanual.

SummaryThedeterminationoftheamountofoxygen,nitrogen,andhydrogeniniron,steel,nickel-,andcobalt-basealloysrepresentssomeofthemostimportantqualitymetricsforthesematerials.Oxygenisusedtocreatesteelfrompigironbyremovingexcesscarbon.Oxygencontentmustbecontrolledtolimittheamountofcarbonmonoxidethatcanbeformedduringsolidificationwhichmaycauseexcessiveporosity.Nitrogenisconsideredbothanimpurityaswellasanimportantalloyingagent.Itcanbepresentasanitrideorinterstitiallyinitsgaseousform.Increasednitrogencontentisknowntoincreaseyieldandtensilestrength,thusdecreasingductilityandformability.Excessivelevelsmayevolveduringsolidificationthusincreasingporosity.Highhydrogencontentistheprimarycauseofembrittlement,blisteringandflakingduetoitshighmobilitythroughthelatticeandprovidesnopotentialalloyingbenefits.TheONH836utilizesahigh-powerelectrodefurnacetoquicklyandefficientlyreleasethetargetgasesfromwithinthesample,whichallowsforaveryrapidsimultaneousdeterminationofoxygen,nitrogen,andhydrogen.分析儀，就選上海禹重實(shí)業(yè)有限公司，用戶的信賴之選，歡迎新老客戶來電！

InstrumentHighlightsandFeaturesOptionalFeaturesOptionalboom-mountedtouch-screeninterfacepackage(M)promotesanergonomicworkspaceOptionalPerformancePackage(P)addsathree-stagecarriergaspurificationsystem,andadual-loopgasdosemoduleOptionalDualCoolingPackage(D)addsanintegratedliquid-to-airradiatorwithdualcoolingfans.ThisDCoptiongivestheuserthechoiceofliquid-to-liquidcooling,liquid-to-aircooling,oracombinationofbothOptionalintegratedautocleaner(H)automaticallycleanstheupperelectrodeandlowerelectrodetipOptional20-sampleshuttleloaderavailable上海禹重實(shí)業(yè)有限公司為您提供分析儀，有需要可以聯(lián)系我司哦！天津進(jìn)口LECO氧氮?dú)浞治鰞x采購

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Procedure–Powder/ChipSamplesDeterminetheinstrumentblank.PresstheAnalyzebuttonontheinstrumentscreen,thelowerelectrodewillcloseandtheanalysissequencewillstartandendautomatically.Repeatsteps2bthrough2gaminimumofthreetimes.Settheblankfollowingtheprocedureoutlinedintheoperatorsinstructionmanual.Instrumentcalibration/driftcorrection.LoginaminimumofthreeStandardreps.Weighapproximately***gramsofacalibration/driftstandardintoa***NickelCapsule;enterthemassandstandardidentificationintoappropriaterepfields.Ifapplicable,placethenickelcapsuleintheappropriateautoloaderposition.Note:LECOReferenceMateria***onotrequirepreparation.Seepreparationstatementonthereferencematerialcertificate.SolidStandardsmaybeusedtocalibratewhenchiporpowderstandardsarenotavailable.廣東力可分析儀采購