Lub sijhawm nyob hauv dye penetrant test yog dab tsi?
Lub sijhawm nyob hauv dye penetrant test yog dab tsi?

Video: Lub sijhawm nyob hauv dye penetrant test yog dab tsi?

Video: Lub sijhawm nyob hauv dye penetrant test yog dab tsi?
Video: How to Do Visible NDT with Liquid Penetrant Inspection 2024, Lub Xya hli ntuj
Anonim

Penetrant nyob hauv lub sijhawm yog tag nrho sij hawm tias cov nkag mus yog nyob rau hauv kev sib cuag nrog ib feem nto. Cov nyob lub sij hawm yog qhov tseem ceeb vim tias nws tso cai rau nkag mus cov sij hawm yuav tsum tau nkag los yog kos rau hauv qhov tsis xws luag. Nyob lub sijhawm feem ntau pom zoo los ntawm nkag mus cov neeg tsim khoom lossis xav tau los ntawm qhov tshwj xeeb tau ua raws.

Tib neeg kuj nug, dab tsi yog qhov dye penetrant test?

Dye penetrant Kev tshuaj xyuas (DP), tseem hu ua kua nkag mus kuaj (LPI) lossis kev ntsuam xyuas penetrant (PT), yog siv dav thiab raug nqi tshuaj xyuas txoj hauv kev siv los tshuaj xyuas qhov tsis xws luag hauv txhua yam khoom tsis ntxeem tau (hlau, yas, lossis ceramics).

Ib yam li ntawd, koj ua li cas rau qhov kev ntsuam xyuas dye penetrant? Muaj 6 cov kauj ruam yooj yim ua raws li thaum siv cov dye penetrant solvent tshem tau txoj kev.

  1. Ua ntej ntxuav ib feem. Qhov no tuaj yeem sib txawv los ntawm kev sib tsoo thiab txhuam txhuam kom tsuas yog so ib feem nrog cov ntaub qhwv moistened nrog lub tshuab ntxhua khaub ncaws / tshem tawm.
  2. Thov penetrant.
  3. Tshem tawm penetrant.
  4. Thov tus tsim tawm.
  5. Ntsuas ntsuas.
  6. Tom qab ntxuav ib feem.

Dab tsi yog lub hauv paus ntsiab lus ntawm kev ntsuam xyuas penetrant?

Cov txoj cai ua kua kev ntsuam xyuas penetrant yog cov kua nkag siab yog kos rau hauv qhov tawg-tawg tawg los ntawm kev ua capillary thiab tshaj qhov chaw nkag siab ces muab tshem tawm; tus tsim tawm (feem ntau yog cov hmoov qhuav) yog tom qab ntawd siv rau saum npoo, kos tawm qhov nkag siab nyob rau hauv lub tawg thiab tsim ib tug nto qhia.

Vim li cas kev ntxuav ua ntej tseem ceeb hauv kev tshuaj xyuas cov xim zas xim?

Ua ntej - tu ntawm qhov chaw yog qhov tseem ceeb vim tias cov khoom paug tuaj yeem npog qhov tsis xws luag, thiab tom qab- tu yuav tsum tau tshem cov seem. Ua kua kev soj ntsuam penetrant tuaj yeem siv tau zoo ntawm cov ntaub ntawv tsis zoo thiab ncaj ncees xws li hlau, iav, plastics thiab raug rho tawm haujlwm ceramics.

Pom zoo: