Procedure–Powder/ChipSamplesInstrumentcalibration/driftcorrection.Addapproximately0.05gof***GraphitePowdertoa***GraphiteCrucible.Firmlyplacethecrucibleonthelowerelectrodetiporappropriateautoloaderposition.PresstheAnalyzebuttonontheinstrumentscreen,thelowerelectrodewillcloseandtheanalysissequencewillstartandendautomatically.Repeatsteps3bthrough3iaminimumofthreetimesforeachcalibration/driftstandardused.上海禹重實(shí)業(yè)有限公司是一家專業(yè)提供分析儀的公司,有想法的可以來電咨詢!新疆美國分析儀哪家好
氧氮?dú)浞治鰞x的操作過程氧氮?dú)浞治鰞x可根據(jù)的用戶的要求定制。該分析儀配備兩個不同靈敏度的探測器,在更多的應(yīng)用中保證了準(zhǔn)確度。操作簡單而且安全。在樣品稱重以后,樣品的重量數(shù)據(jù)通過電子界面?zhèn)鲗?dǎo)至相連的電腦中,也可以在軟件界面中手動輸入樣品的重量。樣品被放置在水平放置的爐子中的低溫區(qū)域。分析開始以后,爐子開始向上轉(zhuǎn)動,然后樣品逐漸落入加熱區(qū)。通過添加載體氣體氮?dú)猓瑲錃獗粩U(kuò)散出來并且隨載體被傳導(dǎo)至一個高靈敏度的熱傳導(dǎo)測量池。通常一次測量的時間在3到15分鐘之間。在分析的過程中設(shè)備可以顯示測試信號和設(shè)備的參數(shù),從信號的評估到結(jié)果在界面上的顯示全部自動完成;而測量數(shù)據(jù)則被傳導(dǎo)至LIMS(實(shí)驗(yàn)室信息管理系統(tǒng))中。無需過多的保養(yǎng)和維護(hù),而除塵器和凈化管的維護(hù)工作也方便。新疆專業(yè)分析儀廠家報價上海禹重實(shí)業(yè)有限公司為您提供分析儀,期待為您服務(wù)!
SummaryThedeterminationoftheamountofoxygen,nitrogen,andhydrogeniniron,steel,nickel-,andcobalt-basealloysrepresentssomeofthemostimportantqualitymetricsforthesematerials.Oxygenisusedtocreatesteelfrompigironbyremovingexcesscarbon.Oxygencontentmustbecontrolledtolimittheamountofcarbonmonoxidethatcanbeformedduringsolidificationwhichmaycauseexcessiveporosity.Nitrogenisconsideredbothanimpurityaswellasanimportantalloyingagent.Itcanbepresentasanitrideorinterstitiallyinitsgaseousform.Increasednitrogencontentisknowntoincreaseyieldandtensilestrength,thusdecreasingductilityandformability.Excessivelevelsmayevolveduringsolidificationthusincreasingporosity.Highhydrogencontentistheprimarycauseofembrittlement,blisteringandflakingduetoitshighmobilitythroughthelatticeandprovidesnopotentialalloyingbenefits.TheONH836utilizesahigh-powerelectrodefurnacetoquicklyandefficientlyreleasethetargetgasesfromwithinthesample,whichallowsforaveryrapidsimultaneousdeterminationofoxygen,nitrogen,andhydrogen.
力可OHN736&836系列儀器采用惰性熔融法,提供各種無機(jī)材料、鋼鐵、有色金屬、硬質(zhì)合金陶瓷材料中寬范圍的氧氮?dú)渫瑫r測定。ONH836儀器通過***采納客戶的反饋意見和創(chuàng)新設(shè)計(jì),力可***儀器采用觸摸屏技術(shù)和在線軟件平臺,增強(qiáng)了儀器的可操作性,降低了分析成本,節(jié)省實(shí)驗(yàn)室桌面空間。用戶友好界面的Cornerstone?軟件力可的Cornerstone碳硫分析軟件采用觸摸屏界面使用戶可完整的達(dá)到分析控制、方法設(shè)定、在線診斷、數(shù)據(jù)報告。Cornerstone碳硫分析軟件允許用戶在單一分析界面中完成日常的所有工作,快速而且簡單易用。力可創(chuàng)新的批次和重復(fù)樣品數(shù)據(jù)分組功能極大簡化了樣品結(jié)果輸出和結(jié)果標(biāo)準(zhǔn)偏差的自動計(jì)算。減少了繁瑣的額外數(shù)據(jù)處理。分析儀,就選上海禹重實(shí)業(yè)有限公司,有需要可以聯(lián)系我司哦!
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,有需求可以來電咨詢!新疆美國分析儀哪家好
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SamplePreparationSamplingandsamplepreparationisanimportantissuebecausetraditionalmethodsusedtoobtainsamplesforoxygenandnitrogendeterminationaredifferentfromthoserecommendedforhydrogen,especiallywhensamplingmoltenmetal.Themaindifferenceinsteelsamplingproceduresforoxygen/nitrogenandhydrogenisduetothemobilityofhydrogen.Specialprecautionsmustbeusedwhensamplingforhydrogen.Frommoltensteelandiron,asamplemustbequicklyquenchedincoldwaterandchilledinarefrigerantsuchasliquefiednitrogenoramixtureofacetoneandsolidcarbondioxideinordertoreducelossesofhydrogenfromdiffusion.Lossesofoxygenandnitrogenfromdiffusionarenotaproblem.Asamplethatistakenforhydrogenandchilledinarefrigerantcanalsobeusedforoxygenandnitrogendetermination.However,asamplethatistypicallytakenforoxygenand/ornitrogendeterminationisnotsuitableforhydrogendeterminationduetohydrogenloss(diffusion).Surfacecontaminationmustberemovedbyfilingorlightgrinding,usingcarenottooverheatthesample.新疆美國分析儀哪家好