Binciken Bayan-Weld a cikin Welding na Nut?

Bayan kammala waldar tsinken goro, yana da mahimmanci a gudanar da cikakken bincike don tantance ingancin walda da tabbatar da ya cika ka'idojin da ake bukata. Wannan labarin yana mai da hankali kan dabarun dubawa da hanyoyin da aka saba amfani da su don kimanta amincin weld a walda tsinkayar goro.

1. Duban gani: Duban gani shine hanya ta farko kuma mafi sauƙi don tantance ingancin walda. Ya ƙunshi gwajin gani na yankin walda don kowane lahani da ake iya gani kamar fage, ɓoyayyiya, ko haɗakar da bai cika ba. Mai aiki yana duba yanayin haɗin gwiwa na weld, yana mai da hankali ga siffar da girman nugget, kasancewar duk wani rashin daidaituwa, da kuma cikakken bayyanar weld.
2. Duban Girma: Binciken girma ya ƙunshi auna maɓalli na maɓalli na haɗin gwiwar walda don tabbatar da dacewarsa tare da ƙayyadaddun haƙuri. Wannan ya haɗa da auna diamita da tsayin nugget ɗin walda, tsayin tsinkaya, da jimillar jimlar haɗin gwiwa. Ana kwatanta ma'auni da ma'aunin da ake buƙata don tabbatar da samuwar walda mai kyau.
3. Gwajin da ba na lalacewa ba (NDT): Dabarun gwaji marasa lalacewa na iya ba da mahimman bayanai game da amincin cikin walda ba tare da haifar da lalacewa ga haɗin gwiwa ba. Hanyoyin NDT na gama-gari da ake amfani da su wajen walda tsinken goro sun haɗa da:
   • Gwajin Ultrasonic (UT): Ana amfani da raƙuman ruwa na Ultrasonic don gano lahani na ciki kamar fashe ko ɓoye a cikin haɗin walda.
   • Gwajin Radiyo (RT): Ana amfani da haskoki na X-ray ko gamma don samar da hotunan walda, suna ba da damar gano lahani na ciki ko haɗuwa da bai cika ba.
   • Gwajin Magnetic Particle (MT): Ana amfani da ɓangarorin maganadisu zuwa saman walda, kuma duk wani ɗigon maganadisu da lahani ya haifar ana gano shi ta amfani da firikwensin filin maganadisu.
   • Gwajin Dye Penetrant (PT): Ana shafa mai shigar da rini akan saman walda, kuma duk wani lahani da ya karye yana bayyana ta hanyar rini da ke shiga cikin lahani.
4. Gwajin Injini: Gwajin injina ya ƙunshi ƙaddamar da haɗin gwiwar walda zuwa gwaje-gwajen injina daban-daban don kimanta ƙarfinsa da amincinsa. Wannan na iya haɗawa da gwajin juzu'i, inda walda ke ƙarƙashin ikon ja mai sarrafawa don tantance juriyarsa. Sauran gwaje-gwaje kamar gwajin lanƙwasa ko gwajin taurin kuma na iya samar da bayanai masu mahimmanci game da kayan aikin walda.

Binciken bayan walda a cikin walda tsinkayar goro yana taka muhimmiyar rawa wajen tabbatar da inganci da amincin mahaɗin walda. Ta hanyar yin amfani da duban gani, dubawa mai girma, gwaji mara lalacewa, da dabarun gwajin injina, masu aiki zasu iya gano kowane lahani ko rashin daidaituwa kuma su ɗauki matakan gyara masu dacewa. Wannan yana taimakawa wajen tabbatar da aminci da aikin haɗin gwiwar walda, tabbatar da sun cika ka'idodin da ake buƙata da ƙayyadaddun bayanai.