Insimbi Engagqwali ne-Alloy Flange

Ama-pipe flanges, ama-gaskets, nama-fasteners abizwa ngokuhlanganyela njengamalunga e-flange.

Isicelo: I-Flange joint iyingxenye esetshenziswa kabanzi futhi ebandakanyeka kakhulu ekwakhiweni kobunjiniyela. Kuyingxenye ebalulekile ekwakhiweni kwamapayipi, ukufakwa kwamapayipi, namavalvu, kanye nasezintweni zemishini nemishini efana nemigodi, amageji ezinga lengilazi yokubona, njll. Ngaphezu kwalokho, amanye ama-majors afana neziko lezimboni, ubunjiniyela obushisayo, ukuhlinzekwa kwamanzi kanye i-drainage, ukushisa kanye nokukhipha umoya, ukuzithiba, njll ngokuvamile zisebenzisa amalunga e-flange.

Material: insimbi efojiwe, i-WCB carbon steel, insimbi engagqwali, 316L, 316, 304L, 304, 321, insimbi ye-chromium molybdenum, insimbi ye-chromium molybdenum vanadium, i-molybdenum titanium, i-raber lining, i-fluorine lining material.

Ukuhlukaniswa: I-flat welding flange, i-flange yentamo, i-butt welding flange, i-flange yokuxhuma indandatho, i-socket flange, i-blind flange, njll.

Amazinga okubulala: Uchungechunge lwe-GB (amazinga kazwelonke), uchungechunge lwe-JB (umnyango wemishini), uchungechunge lwe-HG (umnyango wamakhemikhali), i-ASME B16.5 (Izinga laseMelika), BS4504 (Izinga laseBrithani), i-DIN (Indinganiso yaseJalimane), i-JIS (izinga lesiJapane) .

Uhlelo olujwayelekile lwe-international pipe flange luqukethe izinhlelo ezimbili - i-European pipe flange system emelwe yi-German DIN (kuhlanganise ne-Soviet Union yangaphambili) kanye nesistimu ye-flange yamapayipi aseMelika emelwe ama-flange amapayipi e-American ANSI.

Uhlobo lweplate flat welding flange (i-chemical standard HG20592, standard standard kazwelonke GB/T9119, mechanical JB/T81).

Izinzuzo: Ukukhetha izinto ezilula, ukukhiqiza okulula, izindleko eziphansi, nokusetshenziswa okubanzi.

Ukungalungi: Ukungaqini kahle, ngakho-ke akufanele kusetshenziswe ezinhlelweni zamapayipi ezinqubo zamakhemikhali ngokuhlinzeka nokufunwa, ukuvutha, ukuqhuma, kanye nezidingo ze-vacuum ephezulu, kanye nasezindaweni eziyingozi kakhulu.

Izinhlobo zendawo yokuvala zihlanganisa izindawo eziyisicaba neziphumela ngaphandle.

I-Neck welding flange ingeyohlelo lukazwelonke lwe-flange olujwayelekile futhi ingenye yezibonakaliso ze-flange ejwayelekile kazwelonke (eyaziwa nangokuthi i-GB flange). Ingenye yama-flange asetshenziswa kakhulu ezintweni zokusebenza noma amapayipi.

Izinzuzo: Ukufakwa endaweni kulula kakhulu, futhi inqubo yokushisela nokuhlikihla ingashiywa.

Ukungalungi: Ukuphakama kwentamo ye-flange ene-neck flat welding iphansi kakhulu, okuthuthukisa ukuqina namandla okuthwala umthwalo we-flange. Uma kuqhathaniswa nama-flange ashiselwe ngezinqe, umthwalo wokushisela mkhulu, ukusetshenziswa kwezinduku zokushisela kuphezulu, futhi akukwazi ukumelana nezinga lokushisa eliphezulu, ukucindezela okukhulu, ukugoba okuphindaphindiwe, nokushintshashintsha kwezinga lokushisa.

Izindlela zokuvala ubuso bezintambo ze-neck welded zihlanganisa: i-convex surface (RF), i-concave surface (FM), i-convex surface (M), i-tenon surface (T), i-groove surface (G), nendiza egcwele (FF).

Izinzuzo: Ukuxhumeka akukhubazeki kalula, umphumela wokuvala muhle, futhi usetshenziswa kabanzi. Ilungele amapayipi anezinga lokushisa elikhulu noma ukushintshashintsha kwengcindezi, izinga lokushisa eliphezulu, ukucindezela okukhulu, namapayipi okushisa aphansi. Iphinde isetshenziselwe amapayipi athutha imidiya ebizayo, imidiya evuthayo neziqhumane, namagesi anobuthi.

Ukungalungi: I-neck welding flange inkulu, iyasinda, iyabiza, futhi kunzima ukuyifaka nokuyibeka, okwenza kube lula ukushayisana ngesikhathi sokuthutha.

I-Integral flange iwuhlobo lwendlela yokuxhumana ye-flange. Kuphinde kube uhlobo ashiselwe steel ipayipi flange ngentamo. Izinto zokwakha zihlanganisa i-carbon steel, insimbi engagqwali, i-alloy steel, njll.

Kumazinga ahlukahlukene asekhaya, i-IF isetshenziselwa ukumela i-flange ebalulekile. Isetshenziswa kakhulu kumapayipi anengcindezi ephezulu, inqubo yokukhiqiza ivamise ukulingisa.

Ohlotsheni lwe-flange, u-“IF” usetshenziselwa ukumela uhlobo lwe-flange ebalulekile. Ngokuvamile, indawo ephumayo (RF). Uma isetshenziswa ezimeni ezivuthayo, eziqhumayo, eziyingozi kakhulu, kungakhethwa uhlobo lokuvala kwendawo engaphezulu kwe-convex concave surface (MFM) kanye ne-tenon groove surface (TG) ngaphandle kwendawo ye-RF.

I-socket welding flange iyi-flange eshiselwe epayipini lensimbi komunye umkhawulo futhi ixhunywe komunye umkhawulo ngamabhawudi.

Izinhlobo zendawo yokuvala: indawo egqamile (RF), indawo engaphezulu ye-concave convex (MFM), i-mortise ne-tenon surface (TG), indawo yokuxhuma indandatho (RJ).

Ububanzi besicelo: I-boiler nesitsha sokucindezela, i-petroleum, amakhemikhali, ukwakha umkhumbi, imithi, i-metallurgy, imishini, ukudla nezinye izimboni.

Okuvame ukusetshenziswa kumapayipi ane-PN ≤ 10.0MPa kanye ne-DN ≤ 40.

I-Flange enemicu i-flange engashiselwe ecubungula imbobo engaphakathi ye-flange ibe intambo yepayipi futhi iyixhume ngepayipi elinentambo.

Izinzuzo: Uma kuqhathaniswa nama-flange okushisela ayisicaba noma ama-butt welding flange, ama-flange anentambo anezici zokuwafaka kalula nokunakekelwa, futhi angasetshenziswa kumapayipi angavunyelwe ukushiselwa esizeni. Ama-flange ensimbi ye-alloy anamandla anele, kodwa akulula ukushisela noma abe nokusebenza kabi kokushisela. Ama-flange anemicu nawo angakhethwa.

Ububi: Kutuswa ukuthi ungasebenzisi ama-flange anentambo lapho izinga lokushisa lepayipi lishintsha ngokushesha noma lapho izinga lokushisa lingaphezu kuka-260 ℃ kodwa lingaphansi -45 ℃ ukuze ugweme ukuvuza.

I-Welding ring loose flange iyipuleti le-flange eligudlukayo elivame ukuhlotshaniswa nokuhlinzekwa kwamanzi kanye nokufakwa kwamanzi. Lapho umenzi eshiya imboni, kukhona i-flange ekugcineni kwejoyinti lokunweba, elixhunywe ngokuqondile epayipini kanye nemishini kuphrojekthi enamabholithi.

Umsebenzi: Inhloso yokusebenzisa indandatho ye-butt welding loose flange iwukugcina izinto zokwakha. Isakhiwo sawo sihlukaniswe izingxenye ezimbili, umkhawulo owodwa wepayipi uxhunywe epayipini, kanti omunye umkhawulo wenziwa indandatho yokushisela izinqe. Ipuleti ye-flange yenziwe ngezinto ezisezingeni eliphansi, kuyilapho ingxenye yepayipi yenziwe ngezinto ezifanayo njengepayipi, ukufeza umgomo wokulondoloza izinto.

Izinzuzo: Ukonga izindleko. Lapho impahla yepayipi ikhethekile futhi ibiza, izindleko ze-welding flanges zento efanayo ziphezulu.

Ayifanele ukushisela noma ukucutshungulwa, noma edinga amandla aphezulu, njengamapayipi epulasitiki, amapayipi e-fiberglass, njll.

Ilungele ukwakhiwa, njengobunzima bokuqondanisa izimbobo zebhawudi ye-flange ngesikhathi sokuxhuma noma ukuvimbela izinguquko ezimbobeni zebhawudi ye-flange ngesikhathi sokushintshwa kwemishini esikhathini esizayo.

Ukungalungi: Ukubekezelela ingcindezi ephansi namandla aphansi eringini yokushisela (ikakhulukazi uma ubukhulu bungaphansi kuka-3mm).

I-Flat welding ring loose flange iyi-flange egudlukayo engaxhunywa ngokuqondile namapayipi nemishini kuphrojekthi ngamabhawodi.

Inhloso yokusebenzisa indandatho yokushisela eyisicaba ukuze kuxegiswe i-flange ngokuvamile iwukulondoloza idatha. Isakhiwo sawo sihlukaniswe izingxenye ezimbili: umkhawulo owodwa wepayipi uxhunywe epayipini endaweni, kanti omunye umkhawulo wenziwa ube yi-flange. Ingxenye ye-flange ifakwe ku-flange.

Izinzuzo: Ilungele ukushisela noma ukucubungula noma okudinga amandla aphezulu, njengamapayipi epulasitiki, amapayipi e-fiberglass, njll.

Ilungele ukwakhiwa, njengokuqondanisa izimbobo zebhawudi ye-flange ngesikhathi sokuxhuma noma ukuvimbela izinguquko ezimbotsheni zebhawodi ye-flange ngesikhathi sokushintshwa kwemishini esikhathini esizayo.

Uma intengo iphezulu, yonga izindleko. Lapho impahla yepayipi ikhethekile, izindleko ze-welding flanges zento efanayo ziphezulu.

Ukungalungi: Ingcindezi ephansi yokwamukela, amandla aphansi eringini yokushisela (ikakhulukazi uma ubukhulu bungaphansi kuka-3mm).

Ikhava ye-flange, eyaziwa nangokuthi i-blind flange noma ipuleti eliyimpumputhe, iyi-flange engenambobo phakathi, esetshenziselwa ukuvala amapayipi amapayipi. Umsebenzi uyafana nokushisela ikhanda kanye nekepisi yepayipi enentambo, ngaphandle kokuthi i-flange eyimpumputhe ne-cap yepayipi enezintambo ingasuswa noma kunini, kuyilapho ukushisela ikhanda akukwenzi.

Indawo yokuvalwa kwekhava ye-Flange: isicaba (FF), indawo egqamile (RF), indawo eyi-concave convex (MFM), i-mortise ne-tenon surface (TG), indawo yokuxhuma indandatho (RJ)

Isembozo se-line flange siyi-flange eyimpumputhe, enensimbi engagqwali eshiselwe ohlangothini oluseduze nendawo ephakathi, ukwakha okuphelele. Ikhava ye-flange yolwelwesi isetshenziswa njengepuleti eliyimpumputhe kumapayipi anemidiya egqwalayo. Umehluko ovela ezimbozweni ze-flange ezijwayelekile ukuthi ungqimba lwe-anti-corrosion lufakwa endaweni yokuxhumana nabezindaba.

I-American standard neck flat welding flange ixhunywe ekugcineni kwepayipi, ikakhulukazi ukuxhuma izingxenye phakathi kwamapayipi. I-flange ene-neck flat welding inezimbobo ezingafakwa ngemishudo ukuze ixhume ngokuqinile ama-flange amabili, futhi ama-flanges avaliwe ngama-gaskets.

I-gasket ibekwe phakathi kwezindawo ezimbili zokuvala ama-flange. Ngemva kokuqinisa i-nati, ingcindezi ethile endaweni ye-gasket ifinyelela inani elithile futhi ikhubazekile, igcwalisa izindawo ezingalingani endaweni yokubeka uphawu ukuze kuqinisekiswe ukuxhumana okuqinile nokuvuzayo kwamahhala. Uxhumano lwe-Flange luwuxhumano olulahlekayo, olungahlukaniswa lube yi-container flange kanye ne-pipe flange ngokusho kwezingxenye ezixhunyiwe. I-flange ye-welding ye-neck flat ilungele ukuxhuma amapayipi ensimbi ngomfutho ojwayelekile ongadluli ku-2.5MPa.

I-neck flat welding flange isetshenziselwa ukushisela izinqe zama-flange namapayipi. Isakhiwo sawo sinengqondo, sinamandla amakhulu nokuqina, futhi singamelana nezinga lokushisa eliphezulu, ukucindezela okukhulu, ukugoba okuphindaphindiwe, nokushintshashintsha kwezinga lokushisa. Ukusebenza kwayo kokubekwa uphawu kunokwethenjelwa. I-flange ye-welding yentamo eyisicaba enengcindezi encane engu-0.25-2.5MPa ithatha indawo yokuvalwa kwe-concave convex.

I-American standard neck welding flange iyingxenye ehlanganisa amapayipi komunye nomunye, exhunywe ekugcineni kwepayipi. Ama-flange welding we-butt aseMelika enziwa ngezindlela ezimbili: ukubumba nokuphonsa.

Ama-flange welding we-butt aseMelika angahlukaniswa abe yilawo anentamo nalawo angenazo izintamo ngokusekelwe esimweni sawo.

I-American butt welding flange ihlanganisa amapuleti amabili e-flange nama-flange pads, ahlanganiswe namabhawudi ukuze kuqedelwe ukuxhumana. Kunezimbobo ku-flange evamile yaseMelika, futhi amabhawodi axhuma ngokuqinile ama-flange amabili. Ama-flanges avaliwe ngama-gaskets.