Tushen tukunyar jirgi wani nau'in bututu ne maras sumul. Hanyar masana'anta iri ɗaya ce da bututu maras kyau, amma akwai ƙaƙƙarfan buƙatu akan nau'in ƙarfe da ake amfani da shi don kera bututun ƙarfe. Dangane da amfani da zafin jiki ne zuwa kashi biyu iri na janar tukunyar jirgi tube da high-matsi tukunyar jirgi tube.

Kayan aikin injiniya na bututun tukunyar jirgi shine mahimman bayanai don tabbatar da sabis na ƙarshe na ƙarfe. Ya dogara da sinadaran sinadaran karfe da tsarin kula da zafi. A cikin ma'auni na bututun ƙarfe, bisa ga buƙatun amfani daban-daban, an ƙulla kaddarorin ƙwanƙwasa (ƙarfin ƙarfi, ƙarfin yawan amfanin ƙasa ko ma'aunin yawan amfanin ƙasa, elongation) da taurin, alamun ƙarfi, da buƙatun mai amfani na babban aiki da ƙarancin zafin jiki.

① A general tukunyar jirgi tube zafin jiki ne a kasa 350 ℃, gida bututu ne yafi Ya sanya daga No. 10, babu. 20 carbon karfe zafi birgima bututu ko sanyi kõma bututu.

Tushen tukunyar jirgi

Tushen tukunyar jirgi

(2) Sau da yawa ana amfani da bututun tukunyar jirgi mai ƙarfi a ƙarƙashin yanayin zafi mai ƙarfi da yanayin matsa lamba. Karkashin aikin iskar gas mai zafi mai zafi da tururin ruwa, oxidation da lalata za su faru. Ana buƙatar bututun ƙarfe don samun ƙarfi mai ɗorewa, babban juriya na lalata oxidation da kwanciyar hankali mai kyau na microstructure.