美国LECO分析仪厂家供应

LECO—YoursourcefortotalanalyticalsolutionsCSCS844and744Series:Carbon/SulfurbyCombustionCarbonandsulfurdeterminationbycombustioninfrareddetectionQuick,accurate,andaffordabledeterminationforbothproductioncontrolandresearchCalibration,analysis,evaluation,anddiagnosticfunctionsaccessibleviauser-friendlybrandsoftwareGDSGDS500Aand850AAtomicEmissionSpectrometersSpectralrangefrom120to800nmContinuousprofileofconcentration/thicknessLarge,dynamicrangewithconcentrationsfromppmto100%byweightShortanalysistime(minutes)上海禹重实业有限公司致力于提供分析仪，有想法的不要错过哦！美国LECO分析仪厂家供应

氧氮氢分析仪的优点采用惰气熔融技术，同时测定氧、氮和氢元素含量新设计封闭气路系统，优化气路循环，使氧氮氢测量更准确可采用更廉价的氩气作为载气催化炉温度可调，使氧的测量更加准确气路系统都采用电磁阀控制，新增分段式漏气检测水冷样品加样端口，有效隔绝杂质气体侵入仪器配置和氧、氮、氢测量范围可灵活选择新设计的高灵敏度红外检测池和热导池，有极低的检出限分析时间短脉冲炉功率高达8.5kw，温度3000℃颗粒状样品无需胶囊包裹，使用经济实惠化学试剂及管路隐藏在门后（可移除）强大的分析软件（支持数据和应用报告导出、增加评论区及其他更多功能）。单点和多点校正（线性回归）可采用自来水、冷却循环水机或交换机冷却新设计的产品可用于各类生产控制和实验室。上海LECO分析仪厂家报价分析仪，就选上海禹重实业有限公司，用户的信赖之选。

SummaryThedeterminationoftheamountofoxygen,nitrogen,andhydrogeniniron,steel,nickel-,andcobalt-basealloysrepresentssomeofthemostimportantqualitymetricsforthesematerials.Oxygenisusedtocreatesteelfrompigironbyremovingexcesscarbon.Oxygencontentmustbecontrolledtolimittheamountofcarbonmonoxidethatcanbeformedduringsolidificationwhichmaycauseexcessiveporosity.Nitrogenisconsideredbothanimpurityaswellasanimportantalloyingagent.Itcanbepresentasanitrideorinterstitiallyinitsgaseousform.Increasednitrogencontentisknowntoincreaseyieldandtensilestrength,thusdecreasingductilityandformability.Excessivelevelsmayevolveduringsolidificationthusincreasingporosity.Highhydrogencontentistheprimarycauseofembrittlement,blisteringandflakingduetoitshighmobilitythroughthelatticeandprovidesnopotentialalloyingbenefits.TheONH836utilizesahigh-powerelectrodefurnacetoquicklyandefficientlyreleasethetargetgasesfromwithinthesample,whichallowsforaveryrapidsimultaneousdeterminationofoxygen,nitrogen,andhydrogen.

美国力可LECO氧氮氢分析仪公司介绍：美国力可公司(LECO)始于1936年，以生产用于冶金、机械、能源、化工、农业、食品及科研开发领域的各种分析仪器。ONH836氧气/氮气/氢气元素分析仪设计用于使用惰性气体熔融技术对无机材料，铁和非铁合金以及耐火材料中的氧，氮和氢含量进行宽范围的测量。坚固的样品加载区域可简化日常维护并大程度减少大气污染用于氧气检测的三重红外电池可实现业内大的检测范围通过自动化选项提高实验室生产率可用的自动清洁器大程度地减少了两次分析之间的手动清洁需求适用于坩埚和样品的20位往复式装载机安装在动臂上的触摸屏界面可提供更好的人体工程学设计和直观的操作红外（IR）和热导率（TC）检测器，没有活动部件，也无需手动调节改善TC电池的稳定性可绕过的OMI-2载气洗涤塔，提高了TC电池的稳定性获得Dyanamic流量补偿可进一步增强TC细胞的稳定性分析仪，就选上海禹重实业有限公司，让您满意，欢迎您的来电哦！

SamplePreparationSamplingandsamplepreparationisanimportantissuebecausetraditionalmethodsusedtoobtainsamplesforoxygenandnitrogendeterminationaredifferentfromthoserecommendedforhydrogen,especiallywhensamplingmoltenmetal.Themaindifferenceinsteelsamplingproceduresforoxygen/nitrogenandhydrogenisduetothemobilityofhydrogen.Specialprecautionsmustbeusedwhensamplingforhydrogen.Frommoltensteelandiron,asamplemustbequicklyquenchedincoldwaterandchilledinarefrigerantsuchasliquefiednitrogenoramixtureofacetoneandsolidcarbondioxideinordertoreducelossesofhydrogenfromdiffusion.Lossesofoxygenandnitrogenfromdiffusionarenotaproblem.Asamplethatistakenforhydrogenandchilledinarefrigerantcanalsobeusedforoxygenandnitrogendetermination.However,asamplethatistypicallytakenforoxygenand/ornitrogendeterminationisnotsuitableforhydrogendeterminationduetohydrogenloss(diffusion).Surfacecontaminationmustberemovedbyfilingorlightgrinding,usingcarenottooverheatthesample.上海禹重实业有限公司是一家专业提供分析仪的公司，欢迎您的来电！美国LECO分析仪厂家供应

上海禹重实业有限公司致力于提供分析仪，有想法可以来我司咨询。美国LECO分析仪厂家供应

Procedure–Powder/ChipSamplesDeterminetheinstrumentblank.PresstheAnalyzebuttonontheinstrumentscreenagain,theloadingheadslide-blockwillcloseandthelowerelectrodewillopen.Cleantheupperandlowerelectrodeeithermanuallyorremovethecrucibleandpresstheanalyzebuttontocleanwithanautomaticcleanerifapplicable.Addapproximately0.05gof***GraphitePowdertoa782-720GraphiteCrucible.Firmlyplacethecrucibleonthelowerelectrodetiporappropriateautoloaderposition.美国LECO分析仪厂家供应