SamplePreparationTypically,titaniumandzirconiumsamplesarechemicallyetchedtoremovesurfacecontaminationwhenoxygenandnitrogenaredetermined.However,etchingcanintroducehydrogenintothesample.ASTMmethodE1409"DeterminationofOxygenandNitrogeninTitaniumandTitaniumAlloysbytheInertGasFusionTechnique",asupdatedin1996,permitseitheretchingorabrading(filing)ofthetestspecimen.ASTME1447"DeterminationofHydrogeninTitaniumandTitaniumAlloysbytheInertGasFusionThermalConductivity/InfraredDetectionMethod"permitssurfacepreparationbyabrading(ifnecessarytoremovecontamination).DifferencesinsamplepreparationpresentsomewhatofadilemmaregardingsimultaneousdeterminationofO,N,andHintitanium.However,abradingsampleswithafiletoremovesurfacecontaminationwillyieldaccurateO,N,andHresults.TheONH836utilizesahigh-powerelectrodefurnacetoquicklyandefficientlyreleasethetargetgasesfromwithinthesample,whichallowsforaveryrapidsimultaneousdeterminationofoxygen,nitrogen,andhydrogen.高速全自動真空除塵裝置直接將粉塵排至儀器外部捕集器中，消除環境污染。湖南美國LECO分析儀優惠價格

氧氮氫分析儀氧氮氫分析儀是一種用于材料科學領域的儀器，于2016年03月09日啟用。技術指標測量范圍：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低氫0.0－50ppm高氮0.0－2%高氫0.0－1000ppm靈敏度：氧0.01ppm；氮0.1ppm；氫0.01ppm。主要功能該儀器配置有16位微處理器和兩個**的分別檢測高氧和低氧的紅外檢測池。氮和氫通過雙重范圍的熱導檢測池測量。分析過程中可自動實現從低范圍到高范圍的切換。樣品在高功率脈沖爐的石墨坩堝中加熱可達3000℃以上高溫，脈沖爐采用循環水冷卻。該儀器具有靈敏度高、性能好、測量范圍寬和分析結果準確可靠等優點。ONH-2000氧氮氫分析儀是為快速、準確測定銅、鋼、鑄鐵、合金、鈦、鎳、鉬、鋯、陶瓷和其它無機材料中氧、氮、氫的含量而專門設計制造的。上海氧氮氫分析儀供應商專利的動態流量補償（DFC）保證熱導池氣體流量、壓力恒定。

InstrumentHighlightsandFeaturesOptionalFeaturesOptionalboom-mountedtouch-screeninterfacepackage(M)promotesanergonomicworkspaceOptionalPerformancePackage(P)addsathree-stagecarriergaspurificationsystem,andadual-loopgasdosemoduleOptionalDualCoolingPackage(D)addsanintegratedliquid-to-airradiatorwithdualcoolingfans.ThisDCoptiongivestheuserthechoiceofliquid-to-liquidcooling,liquid-to-aircooling,oracombinationofbothOptionalintegratedautocleaner(H)automaticallycleanstheupperelectrodeandlowerelectrodetipOptional20-sampleshuttleloaderavailable

Oxygen,Nitrogen,andHydrogeninRefractoryMetalsSummaryOxygenandnitrogenarealloyingelementsintitanium,andarealsoclassifiedasalphastabilizingelementsastheypromotealphaphasealloys.Interstitialoxygenandnitrogenlevelscanbeusedtoregulatethetensilestrengthofthematerial,butduetoitshighsolubilitycancauseunwantedsurfaceembrittlement.Thisphenomenoncanbeleveraged,however,undercontrolledprocessingtocreatesurfacefilmsthatincreasesurfacehardnessandwearproperties.裝有自動旁路閥的可快速拆裝氧水捕集裝置。

美國LECO力可氧氮氫分析儀ONH836氧氮氫聯測儀系列軟件部分1、用戶友好界面的Cornerstone軟件力可的Cornerstone氧氮氫分析軟件采用觸摸屏界面使用戶可完整的達到分析控制、方法設定、在線診斷、數據報告。Cornerstone氧氮氫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。力可創新的批次和重復樣品數據分組功能極大簡化了樣品結果輸出和結果標準偏差的自動計算。減少了繁瑣的額外數據處理。2、軟件特點和優勢Cornerstone氧氮氫分析軟件分成四個主要部分：分析、診斷、設定、儀器，界面可快速導航和組織。工具條、滑動條和下拉式菜單簡化了校正和數據處理的參數設定。分析軟件同時包括實時的環境參數的檢測，提供完整的系統圖表模擬。高級診斷程序包括全數字化的在線操作手冊、維護模擬演示、圖片說明等提供快速指導。Cornerstone氧氮氫分析軟件同時支持***的數據文檔格式和可變的報告格式。無需人工干預的全自動清掃系統。上海分析儀多少錢

長壽命的紅外發射光源和無漂移的電路設計保證檢測器的長期穩定性。湖南美國LECO分析儀優惠價格

Procedure-SolidSamplesInstrumentcalibration/driftcorrection.Placethecalibration/driftstandardina***NickelBasket,andifapplicable,placethesampleintotheappropriateautoloaderposition.PresstheAnalyzebuttonontheinstrumentscreen.Afterashortdelay,theloadingheadslide-blockwillopen.Note:samplesusingautomationshouldbeplacedintheappropriateautoloaderpositionbeforestartingtheanalysissequence.Oncethesequencehasstarted,theautomaticanalysiswillstartandendautomatically.湖南美國LECO分析儀優惠價格