API 6D API608 Cast Karfe Trunnion Dutsen Ball Valve China masana'anta
Menene Cast karfe trunnion ball bawul?
A Cast karfe trunnion ball bawulyana nufin cewa ƙwallon yana ƙuntata ta hanyar bearings kuma an ba shi izinin juyawa kawai, yawancin nauyin hydraulic yana goyan bayan tsarin tsarin, wanda ya haifar da ƙananan matsa lamba kuma babu gajiyawar shaft.
Abvantbuwan amfãni na ƙirar ƙwallon ƙwallon ƙafa shine ƙananan ƙarfin aiki, sauƙi na aiki, rage girman wurin zama (warewa mai tushe / ƙwallon ƙwallon yana hana ɗaukar kaya na gefe da lalacewa na wuraren zama na ƙasa yana haɓaka aiki da rayuwar sabis), mafi girman aikin rufewa a duka babba da ƙananan matsa lamba (wani dabam. Ana amfani da injin bazara da matsa lamba na sama a matsayin hatimi a kan ƙwallon tsaye don ƙarancin matsa lamba da aikace-aikacen matsa lamba).
Babban fasali na NORTECH Cast karfe trunnion ball bawul
1. Biyu Block da Jini (DBB)
Lokacin da bawul ɗin ya rufe kuma aka zubar da rami na tsakiya ta hanyar bawul ɗin fitarwa, kujerun sama da na ƙasa za su toshe da kansu.Wani aikin na'urar fitarwa shine za'a iya duba wurin zama na bawul idan akwai zubewa yayin gwajin.Bugu da ƙari, ana iya wanke ajiyar da ke cikin jiki ta hanyar na'urar fitarwa. An tsara na'urar fitarwa don rage lalacewar wurin zama ta hanyar ƙazanta a cikin matsakaici.
3.Na'urar Rufe Gaggawa
Bawul ɗin ƙwallon ƙwallon da ke da diamita sama da ko daidai da 6'(DN150) duk an tsara su tare da na'urar allurar sealant akan kara da wurin zama.Lokacin da zoben wurin zama ko ƙarar O zoben ya lalace saboda haɗari, za'a iya yin allurar madaidaicin madaidaicin ta na'urar allurar sealant don guje wa ɗigon matsakaici akan zoben kujera da kara.Idan ya cancanta, ana iya amfani da tsarin rufewa na taimako don wankewa da shafawa wurin zama don kula da tsafta.
Na'urar allurar Sealant
4.Fireproof Structure Design
Idan akwai wuta a lokacin amfani da bawul, zoben wurin zama, kara O zobe da tsakiyar flange O zobe da aka yi da PTFE, roba na sauran kayan da ba na ƙarfe ba za a lalace ko lalacewa a ƙarƙashin matsanancin zafin jiki.A ƙarƙashin matsa lamba na matsakaici, ƙwallon ƙafa bawul zai tura wurin zama mai riƙewa da sauri zuwa ƙwallon don yin zoben hatimi na ƙarfe ya tuntuɓi ƙwallon kuma ya samar da ƙarin ƙarfe zuwa tsarin rufe ƙarfe, wanda zai iya sarrafa kwararar bawul yadda yakamata. 607, API 6FA, BS 6755 da sauran ka'idoji.
6.Amintacce wurin rufe tsarin
A wurin zama sealing ne gane ta biyu iyo wurin zama retainers, Za su iya iyo axially toshe ruwa, ciki har da ball sealing da jiki sealing.The low matsa lamba sealing na bawul wurin zama da aka gane da spring pre tightened.In Bugu da kari, da piston sakamako na bawul wurin zama. An tsara shi yadda ya kamata, wanda ke gane babban matsin lamba ta hanyar matsa lamba na matsakaici kanta. Za'a iya gane nau'ikan nau'ikan nau'ikan ƙwallon ƙafa guda biyu masu zuwa.
7.Shati Daya
(Taimakon Matsi ta atomatik a cikin Kogon Tsakiya na Valve) Gabaɗaya, ana amfani da tsarin hatimi guda ɗaya. Wato, akwai kawai hatimi na sama.Kamar yadda ake amfani da wuraren zama mai zaman kanta da aka ɗora a sama da ƙasa, matsananciyar matsa lamba a cikin rami na bawul na iya shawo kan tasirin bazara, don sanya wurin zama da aka saki daga ƙwallon kuma ya gane saurin matsa lamba ta atomatik zuwa ɓangaren ƙasa. .The upstream side: Lokacin da wurin zama motsa axially tare da bawul, da matsa lamba "P" exerted a kan upstream part (shigarwa) samar da baya karfi a kan A1, Kamar yadda A2 ne mafi girma fiye da A1, A2-A1 = B1, da karfi a kan. B1 zai tura wurin zama zuwa ƙwallon kuma ya gane m hatimin ɓangaren sama
Ƙasar ƙasa: Da zarar matsa lamba "Pb" a cikin cavity bawul yana ƙaruwa, ƙarfin da aka yi akan A3 ya fi na A4.Kamar yadda A3-A4 = B2, bambance-bambancen matsa lamba akan B2 zai shawo kan ƙarfin bazara don sanya wurin zama a sake shi daga ƙwallon kuma ya gane sassaucin matsa lamba na rami na bawul zuwa sashin ƙasa daga baya, wurin zama da ƙwallon za a sake rufe su a ƙarƙashin aikin bazara. .
8. Biyu Seling (piston biyu)
Ana iya ƙera bawul ɗin bututun bututun ƙwallon ƙafa tare da tsarin Hatimi biyu kafin da bayan ƙwallon don wasu yanayin sabis na musamman da buƙatun mai amfani.Yana da tasirin piston sau biyu.A ƙarƙashin yanayin al'ada, bawul ɗin gabaɗaya yana ɗaukar hatimi na farko. Lokacin da wurin zama na farko da ke rufe mu ya lalace kuma yana haifar da yabo, kujerar sakandare na iya yin aikin rufewa da haɓaka amincin hatimi.wurin zama yana ɗaukar tsarin haɗin gwiwa. Hatimin farko shine ƙarfe zuwa hatimin ƙarfe. Hatimin na biyu shine zoben roba na fluorine O zobe wanda zai iya tabbatar da bawul ɗin ƙwallon ƙafa zai iya kaiwa matakin rufewa.Lokacin da bambancin matsa lamba ya yi ƙasa sosai, wurin rufewa zai danna ƙwallon ta hanyar aikin bazara don gane hatimin farko.Lokacin da bambance-bambancen matsa lamba ya tashi, ƙarfin rufewa na wurin zama da jiki zai ƙaru daidai da haka don rufe wurin zama da ƙwallon da tam don tabbatar da kyakkyawan aikin rufewa.
Hatimin farko: Upstream.
Lokacin da bambancin matsa lamba ya kasance ƙasa ko babu bambancin matsa lamba, wurin zama mai iyo zai motsa axially tare da bawul a ƙarƙashin aikin bazara kuma ya sanya wurin zama zuwa ƙwallon don ci gaba da rufewa.Lokacin da wurin zama na bawul ya fi ƙarfin da ake yi a yankin A1,A2-A1=B1.Saboda haka, ƙarfin da ke cikin B1 zai tura wurin zama zuwa Ball kuma ya gane m sealing na sama bangaren.
9.Na'urar Taimakon Tsaro
Kamar yadda aka ƙera bawul ɗin ƙwallon ƙwallon tare da ci gaba na firamare da na sakandare wanda ke da tasirin piston sau biyu, kuma rami na tsakiya ba zai iya fahimtar saurin matsa lamba ta atomatik ba, dole ne a shigar da bawul ɗin agajin aminci a cikin jiki don hana haɗarin lalacewar matsa lamba. a cikin kogin bawul wanda zai iya faruwa saboda haɓakar thermal na matsakaici.Haɗin haɗin bawul ɗin taimako na aminci shine gabaɗaya NPT 1/2.Wani batu da za a lura shi ne cewa matsakaici na bawul ɗin taimako na aminci yana fitowa kai tsaye zuwa cikin yanayi.Idan ba a ba da izinin yin caji kai tsaye a cikin yanayi ba, muna ba da shawarar cewa ya kamata a yi amfani da bawul ɗin ƙwallon ƙwallon da ke da tsari na musamman na taimakon matsa lamba ta atomatik zuwa rafi na sama. Koma zuwa waɗannan don cikakkun bayanai.Da fatan za a nuna shi cikin tsari idan ba kwa buƙatar bawul ɗin taimako na aminci ko kuma idan kuna son amfani da bawul ɗin ƙwallon ƙwallon tare da tsari na musamman na taimakon matsa lamba ta atomatik zuwa rafi na sama.
Ƙa'idar zana bawul ɗin ball sama da hatimin ƙasa
Zane ƙa'ida na bawul bawul ɗin taimako na matsin lamba zuwa babban rafi da hatimin rafi
12.Corrosion Resistance da Sulfide Stress Resistance
An bar wasu izinin lalata don kaurin bangon jiki.
The carbon karfe kara, kafaffen shaft, ball, wurin zama da wurin zama zobe suna hõre sinadarai nickel plating bisa ga ASTM B733 da B656. Bugu da kari, daban-daban lalata resistant kayan suna samuwa ga masu amfani don selecting.A cewar abokin ciniki ta bukatun, da bawul kayan iya. Za a zaba bisa ga NACE MR 0175 / ISO 15156 ko NACE MR 0103, kuma ya kamata a gudanar da ingantaccen kulawa da ingancin inganci yayin masana'anta don cika buƙatu a cikin ƙa'idodi da kuma saduwa da yanayin sabis a cikin yanayin sulfurization.
11.Blow-out Hujja Tushe
Tushen yana ɗaukar tsarin tabbatar da busa-fita. An ƙera tushe tare da sawun ƙafa a ƙasan sa ta yadda tare da sanya murfin ƙarshen ƙarshen ƙarshen da dunƙule, tushe ba zai busa ta matsakaici ba ko da idan an sami matsa lamba mara kyau. kogon bawul.
Hujjojin Hujja mai busa
13.Extension Turi
Dangane da bawul ɗin da aka saka, za a iya ba da ƙarar tsawo idan ana buƙatar aikin ƙasa.Tsarin ƙarar ya ƙunshi tushe, bawul ɗin allurar sealant, da bawul ɗin magudanar ruwa wanda za'a iya ƙarawa zuwa saman don dacewa da aiki.Masu amfani yakamata su nuna buƙatun ƙarar tsawo da tsayi lokacin yin oda.Don bawul ɗin ƙwallon ƙwallon da aka kora ta hanyar lantarki, huhu da huhu - na'ura mai aiki da karfin ruwa, tsayin tsayin tsayi ya kamata ya kasance daga tsakiyar bututun zuwa saman flange.
Tsarin tsari na tsayin tsayi
Ƙayyadaddun bayanai na NORTECH Cast karfe trunnion ball bawul
Cast karfe trunnion ball bawul ƙayyadaddun fasaha
| Diamita mara kyau | 2”-56”(DN50-DN1400) |
| Nau'in Haɗi | RF/BW/RTJ |
| Daidaitaccen ƙira | API 6D/ASME B16.34/API608/MSS SP-72 ball bawul |
| Kayan jiki | Karfe Karfe/ Karfe Karfe/ Bakin Karfe Mai Karfe |
| Kayan kwalliya | A105+ENP/F304/F316/F304L/F316L |
| Kayan zama | PTFE/PPL/NYLON/PEEK |
| Yanayin aiki | Har zuwa 120 ° C don PTFE |
|
| Har zuwa 250 ° C don PPL/PEEK |
|
| Har zuwa 80 ° C don NYLON |
| Ƙarshen Flange | ASME B16.5 RF/RTJ |
| BW karshen | ASME B 16.25 |
| Fuska da fuska | ASME B 16.10 |
| Yanayin matsa lamba | ASME B 16.34 |
| Wuta lafiya&anti-a tsaye | API 607/API 6FA |
| Matsayin dubawa | API598/EN12266/ISO5208 |
| Hujjar fallasa | ATEX |
| Nau'in aiki | Akwatin gear na hannu/Mai kunna huhu / Mai kunna wutar lantarki |
TS ISO 5211 kushin hawa mai dacewa da nau'ikan nau'ikan actuators;
• tsari mai sauƙi, abin dogaro mai hatimi da kulawa mai sauƙi.
• anti-static da wuta lafiya zane.
• Takaddun shaida na ATEX don tabbacin fashewa.
Nunin samfur:
Aikace-aikace na NORTECH Cast karfe trunnion ball bawul
Irin wannanCast karfe trunnion ball bawulAna amfani da shi sosai a cikin tsarin amfani, tacewa da jigilar mai, iskar gas da ma'adinai.Hakanan ana iya amfani dashi don samar da samfuran sinadarai, magani;tsarin samar da wutar lantarki, wutar lantarki da makamashin nukiliya;magudanar ruwa,
