Gabatarwar samfur:
Babban kayayyakin carbon karfe bututu kayan aiki sun hada da carbon karfe gwiwar hannu, carbon karfe flange, carbon karfe Tee, carbon karfe Tee, carbon karfe musamman diamita bututu (babban da kananan kai), carbon karfe shugaban (bututu hula), da dai sauransu Babban aiwatarwa. Ma'auni sun haɗa da ma'auni na ƙasa, ma'auni na Amurka, ma'auni na Japan, da dai sauransu, daga cikin ma'auni na ƙasa kuma ya haɗa da ma'auni na Ma'aikatar Masana'antu, ma'aunin kayan aikin bututun Sinopec, daidaitattun kayan aikin bututun wuta.Carbon karfe bututu kayan aiki ne na gaba ɗaya kalmar haɗi, sarrafawa, sauyawa, shunt, rufewa da abubuwan tallafi a cikin tsarin bututu.Fitar da bututu abu ne da ke haɗa bututu zuwa bututu.Kayan aikin bututu mai matsa lamba sun dace da kayan aikin tururi mai matsa lamba, zafin jiki na sinadarai da bututun mai mai ƙarfi, tashar wutar lantarki da tasoshin makamashin nukiliya, na'urorin injin tukunyar matsin lamba da sauran wurare na musamman.Ana amfani da kayan aikin bututu sosai a cikin gine-gine, masana'antar sinadarai, ma'adinai, makamashi da sauran fannonin injiniya da yawa.Kada a manta da muhimmiyar rawar da take takawa.