A fagen fasahar ganowa.babban diamita m karfe bututuyana nufin diamita mafi girma fiye da 160 mm.Large-diamita sumul karfe bututu ne da muhimmanci abu na man fetur, sinadaran, thermal, tukunyar jirgi, inji, da kuma na'ura mai aiki da karfin ruwa masana'antu, da dai sauransu Tare da ci gaban tattalin arzikin kasa, kasar mu a lokacin tsawon "11th shekaru biyar shirin", ƙwarai kara bukatar. m karfe bututu, da kuma gabatar da ci gaban Trend na manyan diamita muhimmanci.Musamman ga juriya na lalata, juriya ga matsi bututun mai da babban diamita babban bututun tukunyar jirgi da bututu mai fashe mai inganci, mai da bututun mai da dai sauransu, zai kasance yayin da ƙasashe ke ƙaruwa yayin da ake buƙatar saka hannun jarin kayayyakin makamashi.Don haka, don tabbatar da ingancin samfuran gwaje-gwaje marasa lalacewa sun gabatar da hanyoyin da dabaru kan sabon batun.

A halin yanzu, China ta metallurgical masana'antu for high matsa lamba tukunyar jirgi sumul karfe bututu ganewa, yafi shafi a phi 160 mm kasa da ƙayyadaddun, da kuma rungumi dabi'ar Eddy halin yanzu aibi gano nada ko mai zaman kanta ruwa trough irin ultrasonic gwajin Hanyar.Domin fiye da 160 mm bututu maras sumul ta hanyar gargajiya irin eddy halin yanzu Hanyar da ake amfani da gwaji, akwai da yawa matsaloli, kuma ba a yarda da kasa misali.Idan ana amfani da gwajin 'yancin kai na ultrasonic, saboda tsarin gano ultrasonic na wanzuwar wani zurfin kan saman yanki na makafi, ba za a iya tabbatar da amincin sakamakon gwaji gaba ɗaya ba.

Ta hanyar coil of eddy current detection ne da'irar a saman saman karfe bututu.Ana amfani da ita ta hanyar coil, gano aibi na yanzu na diamita na bututun ƙarfe da aka gwada, mafi girman ganowar coil, mafi girman yanki na ƙananan SNR.A saboda wannan dalili, ma'aunin bincike na bututun ƙarfe na yanzu, yana ɗauka ta hanyar nada, gano aibi na yanzu na girman tattalin arzikin ƙasashen waje ba zai fi 140 mm ba.Bugu da ƙari, a cikin babban diamita na bututun ƙarfe ta hanyar gwajin nau'in, bututun ƙarfe na magnetization da demagnetization, akwai wasu wahala.

Nau'in tankin ruwa na gwajin ultrasonic shine don amfani da bututun karkace gaba, ingantaccen bincike na ultrasonic.Ta hanyar nutsewa kuma bincika halayen bututun ƙarfe da ke cike da ruwa a ƙasan haɗin gwiwa, tabbatar da cewa kauri na haɗin haɗin gwiwa ya kasance iri ɗaya.Amma ga ultrasonic ganewa na ciki lahani a kan saman babban surface lahani wanzu makafi yanki da kuma lokaci, kai ga ba za a iya gano, guda biyu tare da karkace ci gaba, 30 m zuwa 12 m tsawo karfe bututu bukatar shagaltar da wani sarari na wuri, da dai sauransu, da. ya shafi zaɓi na hanyar gano bututun ƙarfe da haɓakawa.

Don haka, gwaji don babban diamita na bututun ƙarfe a gida da waje, gabaɗaya ta amfani da hanyar ɗigon ruwan maganadisu ko gwajin matsa lamba na ruwa.A gida, ba kyakkyawan aiki ba ne don babban bututun ƙarfe mai diamita wanda na'urar gano kwararar maganadisu ta haifar, sau ɗaya ana shigo da ita.Shigo da na'urar gano zuriyar maganadisu yana da tsada, yana da wahalar karɓa ga galibin kamfanonin cikin gida;Kuma ƙananan ƙarancin gwajin gwajin ruwa, ƙarfin aiki yana da girma, musamman lokacin da ma'aikacin ma'anar alhakin ba shi da yawa, gwajin gwajin ruwa.Ganuwa, gane babban diamita sumul karfe bututu dubawa ya zama batun gaggawa da za a warware a karafa karfe bututu masana'antu.