Ngaphandle kokungeza lezi zinto, ama-flanges ensimbi aphansi awekho nzima ukuwela. Isihluthulelo sokuthola ukusebenza ngempumelelo kokusebenza kwe-welding ngokwazi ngqo ukuthi uluhlobo luni lwensimbi ephansi ephansi onayo.
Okusho ukuthi umuntu kufanele azi ukuthi ngabe i-alloy steel flange impahla ebalulekile ebaluleke kakhulu ekufezeni ubuqotho obuhle be-weld kanye nesidingo sama-filler metal ukukhethwa kwensimbi.Isidingo samabanga akwakhembisa insimbi ngokuvamile abizwa nge-chromium molybdenum ensimbi.
Uchungechunge oluphansi lwensimbi yensimbi ephansi kakhulu kakhulu luqukethe cishe u-0,5% kuya ku-9% we-chromium. Futhi okuqukethwe kwe-molybdenum kuma-alloy steel flanges aqala noma kuphi phakathi kuka-0.5% kuya ku-1%.
Izinto ze-alloy zensimbi ye-filenge zingahluka ngokuya ngokwakheka kwamakhemikhali. Ama-flanges ensimbi ephansi asetshenziselwa kabanzi kwimizimba yezimoto ne-aerospace, amapuleti wobunjiniyela baphesheya kwezilwandle kanye nolwandlekazi kanye nemigqa yesitimela.
Okuqukethwe kwe-chromium ezinsizakalweni ze-alloy ekwenzeni ngcono anti- oxidization wayo kanye nezakhiwo zokulwa nokulwa nokulwa. Le nsimbi ivame ukuhlinzekwa ngabakhiqizi bensimbi yensimbi ye-alloy endia e-India ngesimo esinqunyelwe noma esijwayelekile nesintu.
I-Chromium-Molybdenum Alloy Steel Flinges Ubukhulu busetshenziswe kabanzi ezindaweni eziningi. Ukusetshenziswa kwabo kungabonakala ezindaweni ezinjengemishini yamandla kaSteam, imboni yamakhemikhali kaphethiloli, kanye nezinsizakalo zokushisa eziphakeme.
Inokwakheka kwamakhemikhali, njenge-nickel, i-nickel-chromium, i-molybdenum, i-chromium-molybdenum steel njll.
I-Chrome Moly Flanges ihlinzeka ngamazinga athuthukisiwe we-chromium ne-molybdenum. Ukungezwa kwe-chromium kusiza ukwandisa i-itsbartubility kanye nokuphikiswa kokugqwala,
I-Alloy Steel Threaded Flanges ifuneka kabanzi njenge-pie flanges i.e ibizwa njengama-flanges ahlanganisiwe awusizo ezinhlelweni ezahlukahlukene zezimboni. Yaziwa nangokuthi i-Flange evuthayo futhi inentambo ngaphakathi kwe-flange emnyama efanela ipayipi elihambisana nentambo yendoda.
Phakathi kwamamaki ensimbi alloy, lapho izinsimbi ezinjenge-nickel, i-chromium kanye ne-molybdenum kanye nokunye okuqukethwe kwe-alloying element aqukethe amaphesenti we-alloy aphelele, achazwa njengezinsimbi zensimbi ephansi.
I-ASTM A182 Alloy Steel Flanges iyi-disk eqinile esetshenziselwa ukuvala ipayipi noma ukudala ukuma. Inezimbobo ezikhuphukayo ezizungeze i-perimeter kanye nezindandatho zokuvalwa kwe-gasket zifakwe emvelweni.
Ama-flange amaphayipha e-alloy aphansi nawo athambekele ekuhlinzekeni izakhiwo ezingcono zemishini ngokungafani namatshe amaningi ajwayelekile, ajwayelekile noma amakhabhoni.
I-Alloy Steel Flanges yindandatho eyakhiwe noma yensimbi eklanyelwe ukuxhuma izingxenye zomshini wepayipi noma ukujoyina ipayipi kumkhumbi wengcindezi, i-valve, mpompompompompo wempompo wenye ingxenye yemishini.
Lama-alloys ajwayele ukuhlanganisa cishe i-1% kuya ku-5% kokuqukethwe kwensimbi futhi ajwayele ukungezwa ngokususelwa kwikhono labo lokuhlinzeka ngemfanelo ekhethekile yokusebenzisa kwabo.
Isibonelo, ukufakwa kwe-molybdenum ku-Alloy Steel Plate Flanges, kunikeza amandla athuthukisiwe.
Ukungeza i-nickel kunezela ubulukhuni ku-alloy. Ngezelela i-chromium ku-Chromium ku-FLS engozini ye-moly engculazi ekwandiseni ezinye izakhiwo zemishini ezinjengamandla okushisa, ubulukhuni, kanye nokuphikiswa kokugqwala.
Ngaphandle kwalezi zinto ukungezwa kwamanani we-trace bobabili ama-manganese kanye ne-silicon, ezinye iqoqo lezinto ezejwayelekile, zinikeza ama-flanges ahlanganisiwe ahlanganisiwe anamakhono amahle kakhulu we-deoxidizing.
Ama-Flanges abuye afike ku-B16.5, B16.47 namanye amaZinga nobukhulu. Izinto ze-alloy zensimbi ye-flange zingahluka ngokuya ngokwakheka kwamakhemikhali.
I-ANSI B16.5 I-Alloy Slip Slip on Flange uhlobo lwe-flange oluvumela amapayipi ukuthi angenele ku-flange futhi enza ukuxhumana ezindaweni eziqondile.
Ama-Flanges wensimbi ensimbi asetshenziselwa ukuvala uxhumano lwepayipi. Kunezinhlobo ezahlukene kanye namamaki amafulethi ayimpumputhe futhi.
Kukhona ezinye izinhlobo ezahlukene ze-ASME SA 182 njengezinyawo zepayipi ezinjenge-weld intamo Flanges kanye neSocket Weld Weld Flenges ebekiwe yendima ethile.
Ama-flanges angafakwa, uhlobo lokuhlangana oluhlanganisiwe, i-LAP Joint, i-Weld intamo noma i-socket ishiswe.
I-alloy insimbi ye-weldical fight i-flange inentamo ebekiwe kuyo ebambe amapayipi amakhulu endaweni yokufaka nokufakwa okulula.
Sizizwa siziqhenya ngokwethula njengabakhiqizi abaziwayo, abathengisi kanye nabahlinzeki be-Alloy Steel F21 FLICES.
Ukuxhumeka phakathi kwamapayipi amabili kungafakwa ndawonye, kepha kunzima ukuxhuma ndawonye ngaphandle kokufudumala. Lapho ingxenye yokuxhumeka inezinkinga, kuzoba nzima ukulungisa. Inkinga efanayo nayo yenzeke phakathi kokuxhumeka kwepayipi kanye ne-valve.
I-Alloy Steel F21 F21 F21 Flange ikhiqizwe kahle kusetshenziswa i-Nickel Alloy ephakeme ngosizo lwendlela yokuphayona.
I-Flange ivame ukusetshenziselwa ukuxhuma amapayipi noma ama-valve, ngakho-ke kungaxazulula izinkinga ezingenhla kalula.
Lawa ma-Alloy F5 Flange asetshenziselwa ukudlulisa uketshezi nolunye uketshezi ezimbonini ezimbalwa. Senziwa yithimba labasebenza ngo-NIMble-FINGED PROPED besebenzisa impahla ephezulu eluhlaza, amathuluzi anamuhla nobuchwepheshe obuqhubekayo.
Uhlobo lokuxhumana lwe-Flange luvame ukuza namayunithi amabili, nge-gasket kanye nama-bolts namantongomane okuxhumana. (Amapayipi okuqala afakwa emavulweni, khona-ke ama-valves neminye imishini ingafakwa kuma-flangese.)
Lapho uxhuma lezi zingxenye, faka i-gasket phakathi kwama-flanges amabili, bese uqinisa izikulufo ezi-flange, ngakho-ke bobabili bazoxhunywa ngokuqinile.