Nleba anya ọdịdị ọdịdị bụ nleba anya na-adịghị emebi emebi, na-ejikarị anya gba ọtọ ma ọ bụ nleba anya dị ala, ọ bụrụ na ọ dị mkpa, na-ejikwa usoro nyocha na-adịghị emebi emebi.
The nnyocha ụzọ nke esịtidem àgwà nkearọ forgingsnwere ike ichikota dị ka: macroscopic nzukọ nnyocha, microscopic nzukọ nnyocha, n'ibu Properties nnyocha, chemical mejupụtara analysis na-abụghị mbibi ule.
Nnwale macroscopic microstructure bụ ụdị ule iji lelee na nyochaa njirimara microstructure dị ala nke.ịgha ụghasite na anya ma ọ bụ obere ike na-ebuli elu. A na-ejikarị ụzọ maka nyocha ihe owuwu macroscopic nkeforgingsbụ usoro nrụrụ dị ala (gụnyere corrosion thermal, corrosion oyi na usoro corrosion electrolytic), ule mgbaji na usoro mbipụta sọlfọ.
Iwu nleba anya nke microstructure bụ iji mikroskopu ọkụ lelee microstructure nkeforgingsnke ihe dị iche iche. Ihe nyocha n'ozuzu na-agụnye oke ọka intrinsic, ma ọ bụ nha ọka na okpomọkụ a kapịrị ọnụ, ya bụ nha ọka n'ezie, nsonye na-abụghị ọla, microstructure dị ka oyi akwa decarburization, eutectic carbide inhomogeneity, oke ọkụ, oke ọkụ na ihe ndị ọzọ achọrọ microstructure, wdg.
Ngwongwo akụrụngwa na nyocha arụmọrụ usoro bụ ka ọ bụrụ ọgwụgwọ okpomọkụ ikpeazụ nkeforgingsna mpempe ule esichara n'ime a kpọmkwem sample mgbe ojiji nke tensile ule igwe, mmetụta ule igwe, ntachi obi ule igwe, ike ọgwụgwụ ule igwe, hardness tester na ndị ọzọ ngwá iji chọpụta n'ibu Njirimara na hazie arụmọrụ ụkpụrụ.
Nnwale ihe mejupụtara kemịkalụ bụ n'ozuzu iji nyocha kemịkalụ ma ọ bụ spectral analysis of forging components analysis and test, na mmepe nke sayensị na teknụzụ, ma nyocha kemịkalụ na nyocha spectral nke nyocha ya pụtara na-enwe ọganihu. Maka nyocha spectral, ugbu a abụghị naanị iji usoro spectral na usoro spectroscopic iji mee nyocha akụrụngwa, mpụta nke spectrometer fotoelectric ọ bụghị naanị nyocha ngwa ngwa, kamakwa ọ na-emeziwanye izi ezi, na mpụta nke plasma photoelectric spectrometer emeela ka nyocha ahụ dịkwuo mma. izi ezi, izi ezi nke nyocha ya nwere ike iru ọkwa 10-6, Usoro a dị oke mma maka nyocha nke ihe adịghị mma dị ka Pb, As, Sn, Sb, Bi na forgings superalloy.
Ekwuru n'elu, usoro nke ule, macroscopic nzukọ, na mejupụtara na microstructure ule ma ọ bụ arụmọrụ ma ọ bụ usoro, niile bụ nke na-ebibi usoro ule, n'ihi na ụfọdụ arọ forgings nke na-ebibi ụzọ enweghị ike kpamkpam imeghari ka chọrọ nke àgwà nnyocha, na otu. n'aka, nke a bụ n'ihi na ọ bụghị aku na uba, n'aka nke ọzọ bụ tumadi iji zere otu akụkụ nke na-ebibi ule. Mmepe nke teknụzụ NDT na-enye ụzọ dị elu na nke zuru oke makaịgha ụghaàgwà nnyocha.
Uzo nnwale na-adịghị emebi emebi maka nyocha ịdị mma bụ n'ozuzu: usoro nyocha ntụ ntụ magnetik, usoro nyocha ntinye, usoro nyocha nke ugbu a, usoro nyocha ultrasonic.
A na-eji usoro nyocha ihe ndọta ọtụtụ ebe iji nyochaa elu ma ọ bụ nso ntụpọ elu nke metal ferromagnetic ma ọ bụ alloy.forgings, dị ka cracks, wrinkles, na-acha ọcha tụrụ, na-abụghị ọla inclusions, delamination, mpịachi, carbide ma ọ bụ ferritic bands, wdg Usoro a bụ naanị kwesịrị ekwesị maka nnyocha nke ferromagnetic.forgings, ma ọ bụghị maka forging mere nke austenitic ígwè.
Usoro nyocha penetrant nwere ike ọ bụghị naanị lelee ihe ndọta ndọta, kamakwa lelee ntụpọ elu nke ihe na-abụghị ferromagnetic.forgings, dị ka cracks, looseness, mpịachi, wdg N'ozuzu, ọ na-eji naanị na-elele n'elu ntụpọ nke na-abụghị ferromagnetic ihe forgings, na-apụghị ịhụ zoro ezo ntụpọ n'okpuru elu. A na-eji nnwale Eddy ugbu a iji lelee ntụpọ elu ma ọ bụ nso ntụpọ nke ihe ndị na-eduzi.
A na-eji usoro nyocha nke Ultrasonic iji lelee ntụpọ esịtidem nke forgings dị ka oghere shrinkage, ntụpọ ọcha, mgbape isi, nsonye slag, wdg.
Oge nzipu: Nov-17-2021