江苏元素分析仪厂家直销

Procedure-SolidSamplesInstrumentcalibration/driftcorrection.Addapproximately0.05gof***GraphitePowdertoa***GraphiteCrucible.Firmlyplacethecrucibleonthelowerelectrodetiporappropriateautoloaderposition.PresstheAnalyzebuttonontheinstrumentscreen,thelowerelectrodewillcloseandtheanalysissequencewillstartandendautomatically.Repeatsteps3bthrough3jaminimumofthreetimesforeachcalibration/driftstandardused.Calibrate/driftfollowingtheprocedureoutlinedintheoperatorsinstructionmanual.分析仪，就选上海禹重实业有限公司，有需求可以来电咨询！江苏元素分析仪厂家直销

氧氮氢分析仪氧氮氢分析仪是一种用于材料科学领域的仪器，于2016年03月09日启用。技术指标测量范围：ON低氧0.0－300ppmOH低氧0.0－300ppm高氧0.0－2%高氧0.0－2%低氮0.0―300ppm低氢0.0－50ppm高氮0.0－2%高氢0.0－1000ppm灵敏度：氧0.01ppm；氮0.1ppm；氢0.01ppm。主要功能该仪器配置有16位微处理器和两个**的分别检测高氧和低氧的红外检测池。氮和氢通过双重范围的热导检测池测量。分析过程中可自动实现从低范围到高范围的切换。样品在高功率脉冲炉的石墨坩埚中加热可达3000℃以上高温，脉冲炉采用循环水冷却。该仪器具有灵敏度高、性能好、测量范围宽和分析结果准确可靠等优点。ONH-2000氧氮氢分析仪是为快速、准确测定铜、钢、铸铁、合金、钛、镍、钼、锆、陶瓷和其它无机材料中氧、氮、氢的含量而专门设计制造的。北京LECO分析仪分析仪，就选上海禹重实业有限公司，用户的信赖之选，欢迎您的来电哦！

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

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。

仪器的亮点和优势：特点和优势·炉头区域LED照明系统·炉头快速拆装的粉尘过滤装置·装有自动旁路阀的可快速拆装氧水捕集装置·的动态流量补偿（DFC）保证热导池气体流量、压力恒定高效脉冲炉冷却系统·强力内循环水冷装置热交换效率·双直流风扇保证持续冷却，不受电压波动的影响·***电极炉头设计，提高脉冲炉全自动分析系统（可选）·自动清扫装置·20位或100位全自动分析系统·高效全自动真空除尘装置直接将粉尘排至仪器外部捕集器中，消除环境污染改进的红外检测池技术·***红外池的恒温绝热技术消除了外界环境温度的干扰·长寿命的红外发射光源和无漂移的电路设计保证红外检测池的长期稳定性·氧高低双量程采用3个碳红外检测器同时检测一氧化碳和二氧化碳，保证准确定量分析仪，就选上海禹重实业有限公司，让您满意，欢迎您的来电！湖南氧氮氢分析仪厂家直销

分析仪，就选上海禹重实业有限公司，让您满意，有想法可以来我司咨询！江苏元素分析仪厂家直销

Procedure–Powder/ChipSamplesPreparetheinstrumentasoutlinedintheoperatorsinstructionmanual.Determinetheinstrumentblank.LoginaminimumofthreeBlankreps.PresstheAnalyzebuttonontheinstrumentscreen.Afterashortdelay,theloadingheadslide-blockwillopen.Inserta***NickelCapsule(leavecapsuleopen)intotheopenportattopofloadinghead.Note:samplesusingautomationshouldbeplacedintheappropriateautoloaderpositionbeforestartingtheanalysissequence.Oncethesequencehasstarted,theautomaticanalysiswillstartandendautomatically.江苏元素分析仪厂家直销