Hanyar masana'anta
1. The janar tukunyar jirgi tube zafin jiki ne a kasa 450 ℃, gida bututu ne yafi Ya sanya daga No. 10, babu.20 carbon bonded karfe zafi birgima bututu ko sanyi jawo bututu.
2. Sau da yawa ana amfani da bututun tukunyar jirgi mai ƙarfi a ƙarƙashin yanayin zafi da matsanancin yanayi.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.
3. Babban matsa lamba tukunyar jirgi tube ne wani irin tukunyar jirgi bututu, nasa da sumul karfe tube category.Hanyar masana'anta iri ɗaya ce da bututun tukunyar jirgi mara ƙarfi, amma akwai ƙaƙƙarfan buƙatu akan ƙimar ƙarfe da ake amfani da su don kera bututun ƙarfe.Sau da yawa ana amfani da bututun tukunyar jirgi mai ƙarfi a ƙarƙashin yanayin zafi da matsanancin yanayi.Babban matsin tukunyar jirgi bututu ana amfani da yafi don kera superheater tube, reheater tube, conduit bututu, babban tururi bututu da sauransu na high matsa lamba da matsananci high matsa lamba tukunyar jirgi.
4. Saboda bututun tukunyar jirgi yana aiki a ƙarƙashin babban zafin jiki da matsa lamba na dogon lokaci, kayan za su rarrafe, filastik da ƙarancin ƙarfi, canjin ƙungiyar asali, lalata da sauransu.Bututun ƙarfe da ake amfani da su azaman tukunyar jirgi dole ne su kasance:
(1) Ingantacciyar ƙarfi mai dorewa;
(2) Isasshen ƙarfin nakasar filastik;
(3) Karancin halin tsufa da raunin zafi;
(4) High oxidation juriya, kwal ash juriya, high zafin jiki juriya ga halitta iskar gas lalata, tururi da danniya lalata yi;
(5) Kyakkyawan kwanciyar hankali na ƙungiya da kyakkyawan tsarin aiki.
Karfe na babban matsin tukunyar jirgi bututu ne carbon karfe da pearlite, ferritic da austenitic bakin zafi resistant karfe.Don inganta yanayin zafi na raka'a masu samar da wutar lantarki da kuma rage yawan man fetur, ana ba da fifiko ga babban ƙarfin, babban ma'auni (high zafin jiki, matsa lamba) na'urorin samar da wutar lantarki (fiye da 1000MW) a duniya.Turi matsa lamba ya karu zuwa 31.5 ~ 34.3MPa, superheated tururi zafin jiki har zuwa 595 ~ 650 ℃, zuwa ci gaban matsananci-high matsa lamba matsa lamba, don haka high matsa lamba tukunyar jirgi tube sa a gaba mafi girma bukatun.An samar da wani sabon matakin karfe don biyan buƙatun tukunyar tukunyar wutar lantarki mai girma.
High matsa lamba tukunyar jirgi tube samar Hanyar ， Yi amfani da rarrabuwa
Domin low da matsakaici matsa lamba tukunyar jirgi (aiki matsa lamba ne kullum ba fiye da 5.88mpa, aiki zazzabi kasa 450 ℃) dumama surface bututu;Ana amfani dashi don tukunyar jirgi mai ƙarfi (matsi na aiki gabaɗaya sama da 9.8mpa, zafin aiki tsakanin 450 ℃ ~ 650 ℃) bututu mai dumama, tattalin arziki, superheater, reheater, bututu masana'antar petrochemical, da sauransu.
Dangane da abun da ke ciki na rarrabuwar kayan za a iya raba zuwa 20G babban matsi mai tukunyar jirgi, 12Cr1MoVG babban bututun tukunyar jirgi, binciken karfe 102 bututu mai matsa lamba mai ƙarfi, 15CrMoG babban bututun tukunyar jirgi, 5310 babban tukunyar tukunyar jirgi, 3087 ƙananan da matsakaicin matsa lamba bututu, 40Cr babban tukunyar tukunyar jirgi, 1Cr5Mo babban bututun tukunyar jirgi, 42CrMo babban bututun tukunyar jirgi.
High matsa lamba tukunyar jirgi tube samar masana'antu Hanyar, ƙayyadaddu da kuma bayyanar ingancin
(1) GB3087-2008 "Bututun Karfe maras kyau don tukunyar jirgi mara nauyi da matsakaici".Bayani dalla-dalla na bututun ƙarfe don nau'ikan tukunyar jirgi daban-daban, diamita 10 ~ 426mm, nau'ikan 43 a duka.Akwai nau'ikan kauri na bango 29 daga 1.5 mm zuwa 26mm.Koyaya, diamita na waje da kaurin bangon bututun tururi mai zafi, babban bututun hayaki, ƙaramin bututun hayaki da bututun bulo da aka yi amfani da su a cikin tukunyar jirgi an ƙayyade in ba haka ba.
(2) GB5310-2008 "Sauke Karfe Tube for High matsin Boiler" zafi birgima bututu diamita 22 ~ 530mm, bango kauri 20 ~ 70mm.Cold zana (sanyi birgima) tube diamita 10 ~ 108mm, bango kauri 2.0 ~ 13.0mm.
(3) GB3087-82 "Subless karfe tube for low da matsakaici matsa lamba tukunyar jirgi" da kuma GB5310-95 "sumul karfe tube ga high matsa lamba tukunyar jirgi" arziki.Ingantattun bayyanar: fasa, nadawa, mirgina, tabo, rabuwa da wrinkles ba a yarda a ciki da waje na bututun ƙarfe ba.Ya kamata a kawar da wadannan lahani gaba daya.Zurfin sharewa ba zai wuce madaidaicin karkatacciyar kauri na bango ba, kuma ainihin kauri na bango a wurin ba zai zama ƙasa da mafi ƙarancin kaurin bangon da aka yarda ba.
Lokacin aikawa: Mayu-23-2022