Bayanin gano lalacewa

1. NDT tana nufin hanyar gwaji don kayan aiki ko kayan aiki waɗanda baya lalata ko tasiri aikinsu ko amfani da su gaba.

2. NDT iya samun lahani a cikin ciki da surface na kayan ko workpieces, auna geometric halaye da kuma girma na workpieces, da kuma sanin ciki abun da ke ciki, tsarin, jiki Properties da jihar kayan ko workpieces.

3. Ana iya amfani da NDT don ƙirar samfurin, zaɓin kayan aiki, sarrafawa da masana'antu, ƙaddamar da samfurin samfurin, dubawa a cikin sabis (mai kulawa), da dai sauransu, kuma zai iya taka muhimmiyar rawa tsakanin kula da inganci da rage farashin.Hakanan NDT yana taimakawa don tabbatar da amintaccen aiki da / ko ingantaccen amfani da samfuran.

Nau'in hanyoyin NDT

1. NDT ya ƙunshi hanyoyi da yawa waɗanda za a iya amfani da su yadda ya kamata.Dangane da ka'idodin jiki daban-daban ko abubuwan gwaji da dalilai, ana iya raba NDT kusan zuwa hanyoyi masu zuwa:

a) Hanyar Radiation:

——Gwajin X-ray da gamma ray na rediyo;

-- Gwajin rediyo;

-- Gwajin ƙididdiga na ƙididdiga;

-- Gwajin rediyo na Neutron.

b) Hanyar Acoustic:

-- Gwajin Ultrasonic;

-- Gwajin fitar da sauti;

——Gwajin acoustic na lantarki.

c) Hanyar lantarki:

-- Gwajin Eddy na yanzu;

——Gwajin zub da jini.

d) Hanyar saman:

——Magnetic barbashi gwajin;

-- Gwajin shigar ruwa;

——Gwajin gani.

e) Hanyar zubewa:

——Gwajin zubewa.

f) Hanyar infrared:

-- Gwajin zafin infrared.

Lura: Ana iya haɓaka sabbin hanyoyin NDT kuma ana amfani da su a kowane lokaci, don haka ba a keɓance wasu hanyoyin NDT ba.

2. Hanyoyin NDT na al'ada suna nufin hanyoyin NDT da ake amfani da su da yawa kuma balagagge a halin yanzu.Waɗannan su ne gwajin gwaji na rediyo (RT), gwajin ultrasonic (UT), gwajin eddy na yanzu (ET), gwajin ƙwayar maganadisu (MT) da gwajin shiga ciki (PT).