Bgabatarwar rief
Ductile iron bututu nau'in bututun ƙarfe ne.Dangane da inganci, ana buƙatar ƙimar spheroidization na bututun ƙarfe na ƙarfe don sarrafa shi zuwa maki 1-3 (ƙididdigar spheroidization> 80%), don haka kayan aikin injiniya na kayan da kansu an inganta su, tare da yanayin baƙin ƙarfe da Properties na karfe.Tsarin ƙarfe na ƙarfe na bututun ƙarfe wanda aka rufe shi ne ferrite tare da ƙaramin adadin pearlite.Yana yana da kyau inji Properties, m lalata juriya, mai kyau ductility, mai kyau sealing sakamako, sauki shigarwa, kuma yafi amfani ga ruwa, watsa gas, man watsa, da dai sauransu a cikin birni, masana'antu da kuma ma'adinai Enterprises.
Ana rarraba takamaiman adadin graphite mai siffar zobe akan matrix ferrite da pearlite.Dangane da nau'in diamita na ƙima da buƙatu don haɓakawa, adadin ferrite da pearlite a cikin tsarin matrix ya bambanta.Adadin pearlite tare da ƙananan diamita gabaɗaya bai wuce 20% ba, kuma na babban diamita ana sarrafa shi kusan 25%.
Paiki na ductile baƙin ƙarfe bututu
Ductile iron bututu wani nau'i ne na simintin ƙarfe, wanda shine gami da baƙin ƙarfe, carbon da silicon.Graphite a cikin simintin simintin gyare-gyare na spheroidal graphite baƙin ƙarfe yana wanzuwa a cikin nau'in graphite spheroidal.Gabaɗaya, girman graphite shine 6-7, kuma ana buƙatar ƙimar spheroidization na bututun simintin gyare-gyare zuwa 1-3 ( ƙimar spheroidization ≥ 80%) dangane da inganci.Sabili da haka, kayan aikin injiniya na kayan da kansa sun fi kyau inganta su, tare da yanayin ƙarfe da kayan ƙarfe.Tsarin metallographic na bututun ƙarfe da aka rufe shi ne ferrite tare da ƙaramin adadin pearlite, kuma kayan aikin injinsa suna da kyau.
An fi kiran bututun baƙin ƙarfe na centrifugal ductile iron bututu.Yana da yanayin baƙin ƙarfe, aikin ƙarfe, kyakkyawan juriya na lalata, ductility mai kyau, sakamako mai kyau na rufewa, sauƙin shigarwa, kuma ana amfani da shi don samar da ruwa, watsa gas, watsa mai, da dai sauransu a cikin ƙananan hukumomi, masana'antu da ma'adinai.Shi ne zaɓi na farko na bututun samar da ruwa tare da babban farashi mai tsada.Idan aka kwatanta da bututun PE, lokacin shigarwa na bututun ƙarfe na ƙarfe ya fi sauƙi da sauri fiye da bututun PE, kuma matsa lamba na ciki da na waje ya fi kyau bayan shigarwa;Daga hangen nesa na iska da juriya na lalata, ƙarancin iska na bututun graphite na spheroidal bayan shigarwa ya fi kyau, kuma ana iya inganta juriya ta lalata ta hanyoyi daban-daban;Daga na'ura mai aiki da karfin ruwa yi batu na view, saboda ƙayyadaddun na ductile baƙin ƙarfe bututu kullum yana nufin ciki diamita, da ƙayyadaddun na PE bututu kullum yana nufin m diamita, domin a karkashin wannan ƙayyadaddun yanayi, da ductile baƙin ƙarfe bututu iya cimma mafi girma gudu;Daga ra'ayi na m shigarwa da kuma kula da halin kaka, da ductile baƙin ƙarfe bututu yana da mafi kyau kudin yi.An fesa bangon ciki da zinc, siminti turmi kayan hana lalata, da dai sauransu.
Mechanical dukiya na ductile baƙin ƙarfe bututu
Ƙarfin ƙarfi mafi ƙarancin: 420/MPa
Ƙarfin yawan amfanin ƙasa: 300/MPa, ƙaramar elongation 7%
Matsayi: GB/T13295-2013, ISO2531-2009
Diamita: DN80-DN2600
Shawarwari na zaɓi na ductile baƙin ƙarfe bututu
1. Zaɓuɓɓukan bututun ƙarfe na ductile za a dogara ne akan ƙayyadaddun yanayi na shimfidawa, kuma za a zaɓi nau'i na madaidaicin bututu da kayan aiki.
2. Ringan roba yawanci ana yin su ne da NBR, SBR, EPDM da sauran kayan.
3. Zaɓin sutura: zaɓi abin da ya dace daidai da yanayin ciki da waje yayin amfani.The data kasance ciki shafi ne epoxy guduro, polyurethane ciki da kuma waje shafi, PE film shafi da sauran sabon kayayyakin na ductile baƙin ƙarfe bututu, da kuma ta yi ya kamata a gane daki-daki lokacin da zabar.
Fa'idodi da rashin amfani na ductile baƙin ƙarfe bututu
Ariba
Ana amfani da bututun ƙarfe na ƙarfe a matsakaici da ƙananan hanyoyin sadarwa na bututu (yawanci ana amfani da su ƙasa da 6MPa).Ductile baƙin ƙarfe bututu suna da aminci da abin dogara aiki, low lalacewa kudi, dace da sauri yi da kuma kiyayewa, da kuma m lalata juriya.Sabuwar bututun “Yandun” da aka kirkira za a iya amfani da shi wajen yin gine-gine marasa ma’ana kuma ana amfani da shi sosai wajen gina bututun da ke fadin rafuka, tituna da gine-gine.Tsarin bututun "Saizin" yana amfani da tsari na musamman na zinc aluminum gami da tsarin feshin waje don inganta juriya na lalata bututun sau da yawa, kuma ana amfani dashi sosai wajen gina ƙasa mai lalacewa sosai.
Drashin amfani
Gabaɗaya, ba a amfani da shi a cibiyar sadarwar bututu mai ƙarfi (sama da 6MPa).Domin jikin bututun yana da nauyi, dole ne a yi amfani da injina yayin shigarwa.Idan ruwan ya zubo bayan gwajin matsa lamba, dole ne a tono dukkan bututun, a daga bututun zuwa tsayin daka inda za a iya sanya su a cikin matsi, kuma a sanya matsi don hana zubar ruwa.
Mu JINBAICHENG isɗaya daga cikin mashahuran masana'anta, mai fitar da kaya, mai sayar da kayayyaki, mai riƙe da hannun jari da mai ba da kayayyakiductile baƙin ƙarfe bututu.Muna da abokin ciniki daga Mexico, Turkey, Pakistan, Oman, Isra'ila, Misira, Larabawa, Vietnam, Myanmar, Jamusanci, da dai sauransu.
Yanar Gizo:www.sdjbcmetal.com
Email: jinbaichengmetal@gmail.com
Lokacin aikawa: Afrilu-04-2023