Bututun ƙarfe maras ƙarfi don manyan tukunyar jirgiwani nau'i ne na bututun tukunyar jirgi, waɗanda ke da ƙaƙƙarfan buƙatu akan nau'ikan ƙarfe da matakan da ake amfani da su don kera bututun ƙarfe. Bututun tukunyar jirgi mai ƙarfi galibi suna ƙarƙashin yanayin zafi da yanayin matsa lamba lokacin amfani da su, kuma bututun za su zama oxidized da lalata ƙarƙashin aikin iskar gas mai zafi da tururin ruwa. Ana buƙatar bututun ƙarfe don samun ƙarfi mai ɗorewa, babban juriya ga oxidation da lalata, da kwanciyar hankali mai kyau. Ana amfani da bututu mai zafi mai ƙarfi don kera bututun mai zafi, bututun sake zafi, bututun jagorar gas, manyan bututun tururi, da dai sauransu na manyan matsi da matsananciyar matsa lamba.

Bututun ƙarfe maras kyau don manyan tukunyar jirgi: Matsayin aiwatarwaGB/T5310-2018
Abu: 20G.20Mng 15MoG 15CrMoG 12Cr2MoG 12Cr1MoV
Bututun ƙarfe mara nauyi don ƙananan matsa lamba da matsakaitan tukunyar jirgi (GB3087-2018) ana amfani da su don kera bututun tururi mai zafi, bututun ruwa mai tafasa don ƙananan matsa lamba masu ƙarfi na sassa daban-daban, bututun tururi mai zafi don masu tukunyar jirgi, manyan bututun hayaƙi, ƙananan bututun hayaki da bututun bulo na baka. High quality-carbon tsarin karfe zafi birgima da sanyi-jawo (birgima) sumul karfe bututu.

Dumama saman bututu na low da matsakaici matsa lamba tukunyar jirgi (aiki matsa lamba gaba ɗaya bai fi 5.88Mpa, aiki zafin jiki a kasa 450 ° C); don manyan tukunyar jirgi (matsi na aiki gabaɗaya sama da 9.8Mpa, zafin aiki tsakanin 450 ° C da 650 ° C)) bututun dumama, masu tattalin arziki, superheaters, reheaters, bututun masana'antar petrochemical, da sauransu.

Bututu maras kyau don ƙananan tukunyar jirgi da matsakaicin matsa lamba
Babban abu: 10#, 20#