等离子体氮化技术研究

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1、大连理工大学硕士学位论文等离子体氮化技术研究姓名：薛冰申请学位级别：硕士专业：@指导教师：刘玉君;张勇20030701AbstractThcrcscarchficldofthisthcsisbclongstohcattrcatnicntinmetalmateria1$.Ionicnitridingisauniversalappliedtechnique,whichinvolveslotsofmargina1.subjectssuchasdischargephysics,Yacumn,Chemisstcr

2、dlifiiCnS13c0ttdnM<0utIQsBciv8llo3ingquick1yandhasbccnwidc1gy,traffic,Iightindustry,electrontechniquehasmadeaquiteprofit.Thcthcsisfocuscsonihcnianufaclurcpracticcniadthccharacicristicofionicnitriding・”lh

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4、rge・Nitridingisawayofheatingatment.owhtpressureisionizedintoenergyelectrons,hi[ghenergyionsandhigheneufralatomsbytheactionoftheelectricfieldunderadefinitetemperaturcandthctimeoftheheatpreservation.ItiStheseparticlesthatcanchangenitrmicrosratcdtthcsururfa

5、ccofmetahtiguchanionnkesrfacOmakiding1ayertructuremadthatacceleratesthelayerformation.Nit「ogeniSinFi1throughfaceofmetalsanditchangesthechemicalcomponents・八saresult・theperformancewiIhhighhardness.highresislanlallrition.hlSfatneofmasuytmafathh.highrcsistan

6、tcrodcandrcsistantdicburn・StrengtheningiSdificrcntfromsurfaccqucnchingandccmcntation.whichhenbyquenchingtogctmartensitc.Ionicnitridingisthewa1sstrengthen,whichrcsu1tfromthestcadycompoundformedontheSUr1・ThereiSnoneedforquenchingaftert「eatmeInrcccntycars.m

7、ouldindustryisquicklydcvciopingandmorcandmorcsuengineeringarepopular・Surfac

8、istantattrition.fatigucstrcngth.rcsistantcrodcandrbumoYJtshlemaecria1sareenhancedandthelireofthemouldjSincreasedbyfivetotentimes.Throughrecenttwoyearspractice・theauthorhasexploredihetechnicsparametersofionicnitrdingonthesu