ƘirƙiraTsarin sarrafawa na iya fuskantar matsaloli iri-iri, za mu gabatar dalla-dalla.
Daya, aluminum alloy oxide fim:
A oxide fim na aluminum gami yawanci located a kanmutu jabuyanar gizo, kusa da farfajiyar rabuwa. Fuskar fashewar yana da halaye guda biyu: na farko, yana da lebur kuma launi ya bambanta daga azurfa-launin toka da rawaya mai haske zuwa launin ruwan kasa da launin ruwan kasa; Na biyu, tabobin ƙanana ne, ƙanƙanta da haske. Fim ɗin oxide na alloy na aluminum yana samuwa ne lokacin da narkakkar da aka fallasa ya yi hulɗa tare da tururin ruwa ko wasu oxides na ƙarfe a cikin iska yayin narkewa da ƙirƙira. An kafa shi a cikin ƙarfen ruwa da ke cikin aikin simintin. Fim ɗin oxide a cikin sassa masu ƙirƙira da mutuƙar ƙirƙira ba shi da wani tasiri mai mahimmanci akan kaddarorin injina na tsaye.

Na biyu, carbide segregation:
A cewar bincike na HebeiAyyukan ƙirƙira, carbide segregation yawanci faruwa a gami karfe da high carbon abun ciki, wanda aka halin da karin gida carbide tara, yafi saboda leaustenite eutectic carbides da sakandare na cibiyar sadarwa carbides a cikin karfe ba a karye kuma ko'ina rarraba a kan aiwatar da bude ƙirƙira. Rarraba Carbide zai rage ƙirƙira nakasar ƙarfin ƙarfe, a cikin aiwatar da wuta mai sauƙi don haifar da fatattaka, magani mai zafi da quenching forgings mai sauƙi don overheat da quenching, yankan kayan aiki mai sauƙin fashe.
Uku, layi mai haske:
Layuka masu haske su ne layi na bakin ciki waɗanda ke da haskakawa da haske mai haske a cikin karaya mai tsayi yayin ƙirƙira, yawancin su ana rarraba su cikin karaya kuma galibi suna bayyana akan axis. Layukan haske sun fi haifar da rarrabuwar gawa. Layukan haske kaɗan suna da ɗan tasiri akan kaddarorin injiniyoyi na kayan, kuma manyan layukan haske za su rage filastik da taurin kayan.
Abin da ke sama shi ne gabatar da wasu matsalolin da ake fuskanta wajen sarrafa jabun, idan akwai wasu tambayoyi, don Allah a tuntube mu.