Taw qhia rau kev tsom xam ntawm ntau yam hlau qauv hauv qab metallographic tsom iav
Tau ntau xyoo, cov neeg ua haujlwm ntawm cov neeg ua haujlwm ntawm cov khoom siv hlau, lossis cov khoom siv sib txawv los ntawm kev sib piv nrog ntau cov qauv qauv. Txoj kev no muaj qhov tseeb qis dua thiab kev kawm nyob hauv kev soj ntsuam. Kev ua si ntawm cov txiaj ntsig tau kuj yog qhov tsis txaus ntseeg, thiab lawv tau ntsuas ntawm ob - qhov chaw dav hlau ntawm cov kab hlau polished ntawm cov kab hlau me me ntawm daim hlau metallographic. Muaj ib qho sib txawv ntawm cov kev ntsuas kev ntsuas thiab cov ntaub so ntswg tseeb ntawm peb - qhov chaw seem. Qhov tshwm sim ntawm kev txhawb nqa niaj hnub muab cov qauv science rau extrapolating ob {}} qhov chaw ntsuas ntawm ob {} - qhov chaw seem. Nws tseem tuaj yeem tsim kev sib raug zoo ntawm nruab nrab ntawm microstructure duab, qhov loj me, thiab cov khoom siv tshuab, muab cov ntaub ntawv txheeb xyuas cov ntaub ntawv ntau ntxiv rau cov ntaub ntawv ntsuas kev tshawb fawb.
Vim tias qhov tsis sib luag ntawm microstructure thiab tsis - vuag ntawm ib qho kev pom ntawm cov khoom siv hlau, los ntawm kev saib ib leeg lossis saib xyuas tib neeg lub qhov muag hauv qab lub tshuab tsom. Cov kev txheeb cais yog yuav tsum tau ua cov kev ntsuas dav dav ntawm cov xim uas muaj txaus ntawm cov kev ntseeg tau kom ntseeg tau qhov ntsuas tau. Yog tias tsuas yog tib neeg lub qhov muag yog siv rau kev ntsuam xyuas pom ntawm lub tshuab ntsuas, qhov tseeb, thiab rov ua haujlwm qeeb qeeb, thiab ntsuas ntsuas qeeb qeeb. Qee tus txawm tias tsis tuaj yeem nqa tawm vim yog ua haujlwm ntau dhau. Daim ntaub ntawv luam yeeb cov duab tib neeg thiab phau ntawv laij tawm nrog cov khoom siv hluav taws xob thiab cov thev naus laus zis ua tau sai thiab cov ntaub ntawv ua haujlwm. Nws tseem muaj cov yam ntxwv ntawm qhov siab, zoo reprucibility, thiab zam rau cov cawv ntawm cov neeg ntsuas me me ntawm cov metallographic ntsuam xyuas cov txiaj ntsig. Nws yog ib qho yooj yim rau kev khiav lag luam thiab tuaj yeem xa cov ntawv ceeb toom ncaj qha. Tam sim no, nws tau dhau los ua qhov tsis tseem ceeb txhais tau tias nyob rau hauv ntau ntawm ntau qhov chaw ntsuas phoo metalitatographic.
Tsom iav tsom duab analyer yog cov cuab yeej muaj zog rau kev ntsuas me me rau kev ntsuas tshuaj thiab tus neeg pab kom zoo rau kev kuaj xyuas txhua hnub. Nws tuaj yeem zam cov kev ua yuam kev los ntawm kev tshuaj ntsuam xyuas thiab yog li ua kom tsis txhob ua qhov tshwm sim ntawm lub kua muag. Txawm hais tias nws tsis yooj yim sua kom siv cov duab kuaj xyuas cov duab txhua lub sijhawm hauv cov khoom lag luam zoo lossis tsis muaj kev paub txog kev ua tau zoo thiab tsis txaus ntseeg thiab paub tseeb tias cov khoom lag luam zoo thiab ua kom cov khoom lag luam zoo. Daim ntawv thov ntawm daim duab kuaj cov duab hauv kev kuaj xyuas cov khoom siv tau nthuav dav, thiab tseem muaj txiaj ntsig zoo rau kev txhim kho qhov zoo ntawm cov neeg ua haujlwm tau zoo.
