Bidiyo
Bututu Karfe, baki da zafi tsoma tutiya coatel mai rufi welded da sumul
Tsarin Samfuran Samfura
Tube babu komai
Dubawa (ganowa na gani, duban sararin sama, da duban girma)
Yin sarewa
Perforation
Thermal dubawa
Pickling
Nika dubawa
Pickling
Lubrication
Zane mai sanyi (ƙarin hanyoyin hawan keke kamar magani mai zafi, pickling da zanen sanyi yakamata su kasance ƙarƙashin takamaiman ƙayyadaddun bayanai)
Daidaitawa
Gwajin aiki (kayan injina, kadarar tasiri, lankwasawa, lallausan ƙasa, da walƙiya)
Mik'ewa
Yanke Tube
Gwajin mara lalacewa (eddy current, da ultrasonic)
Binciken samfur
Marufi
Wajen ajiya
Kayan Aikin Samfura
Kayan Gwajin Samfura
Aikace-aikacen samfur
Kunshin na carbon karfe bututu maras kyau
Filayen filastik da aka toshe a bangarorin biyu na ƙarshen bututu
Ya kamata a nisance shi ta hanyar ƙulla madaurin ƙarfe da lalacewar sufuri
Ya kamata sians ɗin da aka haɗa su zama iri ɗaya kuma masu daidaituwa
Ya kamata a fito da nau'in bututun ƙarfe ɗaya daga tanderu iri ɗaya
The karfe bututu yana da wannan tanderu lambar, guda karfe gradethe guda takamaiman