Gwajin shigar ciki (PT) shima nau'in gwaji ne mara lalacewa. Mahimmin ƙa'idarsa ita ce yin amfani da ingantaccen aiki mai kyau da aikin capillary na masu shiga masu launi ko masu shigar da kyalli don kunkuntar gibi. Bayan shigar ciki, cirewa, da jiyya na hoto, ana ƙara girman lahani da nunawa. , domin tantance nau'in lahani, wuri da girmansa. Gwajin shiga ciki shine a yi amfani da dubawa na gani ko gilashin ƙara girma don gano tashe-tashen hankula a cikin buɗewar da ke saman farfajiyar.samfuran simintin ƙarfe. Koyaya, gwajin shiga ba zai iya yin daidai daidai da yanayi, siffa, girma da zurfin lahani masu katsewa ba.
Penetrant shine abu mafi mahimmanci a cikin binciken mai shiga, kuma ingancinsa kai tsaye yana rinjayar hankalin dubawa. Masu shiga dole ne su sami kyawawan kaddarorin jika don tabbatar da kaddarorin shiga. Lokacin da mai shiga ya haɗu tare da dyes masu launi ko rini mai kyalli, yana da amfani ga ci gaban lahani. Gano aibi mai launi yana amfani da rini masu launi azaman wakilin nunin launi don masu shiga, yayin da gano aibu mai kyalli yana amfani da foda mai kyalli a matsayin wakili mai haske don masu shiga. Hanyoyin inuwa na iya aiki a cikin gida ko waje. Dubawa mai shiga wuta yana amfani da kyalli da ke fitowa a ƙarƙashin hasken ultraviolet wanda baƙar haske ke fitarwa don bayyana lahani a saman, don haka dole ne a yi shi a cikin ɗaki mai duhu.
Dole ne a tsaftace simintin gyare-gyaren da ke buƙatar duba mai shiga ciki kafin a duba, kuma ya kamata a yi la'akari da ƙaƙƙarfan saman su ya dace da daidaitattun matakan ingancin da ake bukata. Dole ne a cire tsatsa, sikeli da fenti, maiko, danshi, da sauransu akan saman simintin. Bayan an kammala binciken mai shiga, ya kamata a cire saman simintin daga mai shiga da mai haɓakawa, bushe kuma, idan ya cancanta, a kiyaye shi daga lalata.
Halayen Gwajin Penetrant da Iyakar Aikinsa:
1. Hanya da kayan aiki suna da sauƙi da daidaitawa.
2. Siffar simintin gyare-gyaren ba ta iyakance ba, kuma yanayin yanayin yanayin da aka bincika yana da alaƙa da ingancin matakin simintin.
3. Sauƙaƙan aiki, babban hankali, kuma ba'a iyakance shi ta hanyar kayan abu ba.
4. Ana iya gano lahani a kan ko kusa da saman simintin.
Lokacin aikawa: Satumba-24-2022