Ukufakwa kwamapayipi wensimbi

AmaFuplex Flanges aqukethe uhlobo lwezinto ezibonakalayo ezibizwa ngokuthi Duplex. Izinto ezibonakalayo zinezinhlaka zombili ze-Ferritic kanye ne-auntenitic ezenziwe nge-metallurgy. Kunamabanga ahlukene wokuDuplex ngokuya ngokwakheka kwezinto ezibonakalayo. Ama-Flanges ensimbi engagqwali anezakhiwo ezinhle kakhulu ze-ferrititic ne-auntenitic. Zisetshenziswa njengokufaka okunye esikhundleni sama-alloys aphezulu abizayo ezihlolweni eziningi zezimboni.

I-Super Duplex Steel Butt Weld Weld Inikeza ukumelana okuhle kakhulu kokugqwala ngenxa yokwakheka okulinganiselayo kwamakhemikhali. Ngaphezu kwalokho, yenza kahle ezindaweni eziqukethe amakhemikhali afana nama-chlorides, ama-halides, ama-sulfides, sulfuric acid, nitric acid, phosphoric acid, njll.

Ama-Flanges angama-2205 amelana kakhulu nokugqwala okukhonkotha kanye ne-crevice, enza kahle ezindaweni eziningi eziwonakalisayo, futhi abe nokushiswa okuhle. Ukucaciswa kwalezi zinhlaka zensimbi ezimbili ze-S31803 Butt Weld Flanges zinokuphikiswa okuphezulu kwe-oxidation emazingeni okushisa aphezulu, kepha zivame ukuba ngamazinga okushisa angaphezu kwamazinga okushisa angama-300 nangaphezulu kwama-degrees angama-475 Celsius.

I-Duplex Steel engenacala S31803 \ S32205 \ 2205 Flanges ihlinzekwa ngokumelana nokugqwayiza okuhle kwe-Sulfide Stress Corninsion, amandla aphezulu kanye nokuqina komthelela omuhle kakhulu. These dual phase steel S31803 slip flanges are chemically balanced to produce a microstructure of approximately 50\ 50 ferrite to austenite ratio.

Iphinde ibe nokumelana okuhle kakhulu kokuqhekeka kokugqwayiza kwe-chloride ukuqhekeka, okuhlanganisiwe okuphansi kokunwetshwa okushisayo kanye nokuvuselelwa okuphezulu okushisayo. Ngenxa yokuqukethwe okuphansi kwekhabhoni ku-flange, kunengozi encane ye-carbide yezulu emingceleni yokusanhlamvu ngesikhathi sokwelashwa okushisa.

Ama-flanges ase-Super Dumplex ashintshiwe kakhulu. Le alloy ingafakwa kalula yimisebenzi ehlukahlukene ye-welding. Lawa ma-super duplex Flanges ayaziwa ngamandla abo okukhathala aphezulu futhi anikeze amandla aphezulu emazingeni okushisa aphansi ekwanini lokushisa eliphansi.

I-Super Duplex Ama-Flanges angama-2507 Butt Weld athuthukise ukumelana nokuqina, azenze alungele izinhlelo zokusebenza ezithambekele ekuqhekekeni kokugqwala, ukugqwala kwe-crevice, ukugcwala kanye nokugqwala okujwayelekile. Ngenxa yezimpawu ze-Duplex kanye ne-Super Dumplex Steel Buttle Butt Weld Flanges, zivame ukusetshenziswa ekusebenzeni kwamakhemikhali, i-petrochemical, embonini yamandla kanye nemishini yasolwandle.

Le alloy exotic isetshenziswa ekuhlolweni kwamafutha kanye negesi futhi isetshenziswa embonini yokucubungula amakhemikhali. Imishini eminingi yokucubungula isebenzisa i-Duplex 2205. Iphinde isetshenziswe yi-Industrial Storage kanye namayunithi okuhamba. Ama-pulp kanye namaphepha okugaya, amathangi awuketshezi nemishini yamaphepha nawo asebenzisa i-duplex 2205. Ilungele ukusetshenziswa ezindaweni zasolwandle.

I-Duplex 2205 kanye ne-Super Duplex 2507 I-Stirless Butt Weld Flanges ifaka amandla aphezulu avuthayo aphindwe kabili amandla okuthela okuvundwa kwamandla ezinsimbi ezijwayelekile ze-auntenitatic ezinjengezinsimbi ezingama-304 kanye nama-3 ezingenazinsimbi ze-butt Weld Weld. Ngenxa yalokhu, i-duplex 2205 ne-super duplex Ama-steelos angama-2507 ngamanye amamaki ajwayelekile asetshenziselwa ama-butt weld flanges, ane-super duplex 2507 butt Weld Weld

I-Duplex Steel Werkstoff No 1.4462 Flanges I-Duplex EXS32205 Orifice Flange inamandla ashubile angu-1,16,000 PSI 800 MPA. Ngenkathi i-Dumplex SAF 2205 Socket Weld Weld Flange inamandla okuvuselela ama-80,000 PSI 550 MPA. I-Fleld ye-Buttlex Bulplex ye-Buttlex ye-Buttle inguqulo ephansi yekhabhoni engathinteki ngokuzwakala futhi igweme ukuhanjiswa kwemvula kwizinhlelo zokusebenza ze-welding.

Amanye ama-flases ensimbi-21803 butt att ama-fled anokumelana namazinga okushisa aphezulu, kepha athambekele ekubeni emazingeni okushisa angaphezu kwamazinga okushisa angaphezu kwama-300 degrees Celsius, kanye nokuchayeka amahora angu-2 kuphela ama-degrees Celsius angama-475. Lezi zingcingo ezihlangene zesigaba se-S32205 ezihlangene ze-S32205 zibonisa ukusebenza okuphezulu nokuguguleka kokusebenza kanye nokukhiqizwa okuphansi okuphansi kanye nokuvuselelwa okuphezulu okushisayo kunokuqinisekiswa.

Ama-Flanges e-Druplex ajwayele ukusetshenziselwa izingxenye ezisindayo ze-Weldened. Sikhiqiza lawa ama-flanges asebenzisa izinto eziphakeme ezisezingeni eliphakeme. Amakhasimende ethu asethemba ngekhwalithi yemikhiqizo yethu njengoba sizama ngokuqhubekayo ukuthuthukisa ubuchwepheshe bethu futhi sinikeze imikhiqizo nezinsizakalo ezingenakuphikwa.

Ukusetshenziswa kwe-Duplex kanye ne-Super Dumplex Steel engenacala kufanele kukhawulelwe ngaphansi kuka-570¡ããf, njengoba ukuvezwa isikhathi eside kumazinga okushisa aphezulu kungenza okuthe xaxa.

Uma kuqhathaniswa namabanga afanayo we-ferritic kanye nama-auntenitic, i-super duplex steel 1.4410 Flange inezindleko eziphansi ze-alloying futhi, ngenxa yesivuno esithuthukisiwe kanye namandla okuqina, kunokumelana nokugqwala.

I-Duplex 2205, us S32205, yigama lensimbi elingagqwali elithola igama layo "Druplex" elivela kwisici esixubile esiqukethe izingxenye ezilinganayo ze-Ferrite ne-Auden. Leli banga linhlobonhlobo ethandwa kakhulu, futhi lokhu okuqukethwe kwesigaba ezimbili kuyinto ebalulekile yokuvuselela ngaphezulu kwama-316 insimbi engenasici maqondana namandla okuvutha kanye nokuphikiswa kokugqwala.

I-Super Duplex 2507, us 32750, i-duplex yensimbi engenacala ikakhulukazi elungele izindawo ezifudumele ezinamanzi afudumele we-cheryated asolwandle kanye nemithombo yezindaba e-acidic. Inezakhiwo ezifanayo zokudonsa ezingama-2205 kepha ingabe imelana nokugqwala okwengeziwe futhi isebenza kahle ezindaweni ezivuthayo ngokulingana.

Ama-Flanges weWelt we-Double afaneleka kangcono izicelo ezinobungozi zokucindezela okuphezulu. Ama-Flanges we-Butt Weld akhonjwa kalula ngentamo yawo ende e-tapered.

Inzuzo yesakhiwo sesigaba esimbaxambili ukuthi ihlanganisa izinzuzo ze-Ferritic Alloys (ukumelana nokuqhekeka kokugqwayiza kanye namandla aphezulu) ngezinzuzo ze-AUSTENITIC ALLOYS (ukumelana nokugqwala nokugqwayiza). Ukushisa kwensiza kwensimbi engu-2205 Dumplex Insimbi Engagqwali kufanele kukhawulelwe ngaphansi kuka-600¡ãf. Ukuchayeka isikhathi eside kumazinga okushisa aphezulu kungenza ama-brinkle ensimbi angama-2205.

I-Duplex kanye ne-Super Dulding Flanges ilungele izicelo ezibucayi ezibandakanya ingcindezi ephezulu, izinga eliphansi kanye nezimo eziphakeme, kanye nezimo lapho ukuguquguquka kubangela ukwanda kwepayipi, futhi isici saso esikhulu ukuthi kufanelekile izicelo eziphezulu zokucindezela.

Okokusetshenziswa okuningi lapho insimbi ye-300 yensimbi engenacala isengozini yokuqhekeka kokugqwayiza kwe-chloride ukuqhekeka, i-2205 Dumplex Steel engenacala yisixazululo esisebenzayo. Ukuqhekeka kokugqwayiza kwengcindezi kwenzeka lapho kufakwa insimbi engenacala ngaphansi kwengcindezi ye-tensaile ngenkathi ukuxhumana nezixazululo eziqukethe ama-chlorides. Amazinga okushisa aphakeme akhulisa futhi ukuthambekela kwensimbi engenasici ekuqhekekeni kwengcindezelo.

I-Duplex 2205 iyi-nitrogen ethuthukisiwe yensimbi engagqwali eyenzelwe ukuxazulula izinkinga ezijwayelekile zokugqwala ezihlangabezana nazo ngochungechunge olungu-300 olungenacala. "I-Duplex" ichaza umndeni wama-stainles ama-auntenitic angelona i-auntenitic (njengensimbi engama-304 engagqwali) noma i-Ferritic eyi-430 Isakhiwo sensimbi engu-2205 Dumplex Insimbi engenacala iqukethe ichibi le-Austonite elizungezwe isigaba esiqhubekayo se-Ferrite. Esimweni esivelele, u-2205 uqukethe cishe ama-40-50% Ferrite. I-2205 ivame ukubizwa ngokuthi ibanga le-workhorse futhi yibanga elisetshenziswa kakhulu emndenini wensimbi engagqwali.

Ukuphikiswa kwe-oxidation kwalezi zinto ezimbaxambili zesigaba sensimbi S31803 Butt Weld Flanges kulungile emazingeni okushisa aphezulu, kepha kuvame ukuba ngamazinga okushisa angaphezu kwamazinga okushisa angama-300 ngaphezulu kwama-degrees ama-degrees afinyelela kuma-475 degrees Celsius. Lezi zingcingo ezihlangene zesigaba se-S32205 ezihlangene ze-S32205 zibonisa ukusebenza okuphezulu nokuguguleka kokusebenza kanye nokukhiqizwa okuphansi okuphansi kanye nokuvuselelwa okuphezulu okushisayo kunokuqinisekiswa.

Ama-Flanges akhiwa ngaphakathi ukuze ahambisane nobubanzi bepayipi elingaphakathi ukuze aqinisekise ukugeleza okungavinjelwe futhi avikele isiyaluyalu ngokuhlanganyela. Intamo ye-tapered ihlinzeka ngensimbi enkulu e-Flange ngokuhlangene, ngenkathi ama-tapers entamo eshaya ipayipi futhi afake ipayipi. Lo mklamo usiza ukudlulisa ingcindezi kusuka ku-flange kwipayipi futhi kunciphise ukugxila kokucindezela ezansi kokuxhumeka kwe-flange.

Inhlanganisela ye-chromium, i-molybdenum ne-nitrogen kunikeza ukumelana okuhle kwe-chloride nokugqwala kwe-crevice. Lokhu kumelana kubaluleke kakhulu kwizinsizakalo ezinjengezindawo zasolwandle, amanzi aqhekekile, imisebenzi yokubhula, izinhlelo ezivaliwe zamanzi e-loop kanye nezinye izinhlelo zokusebenza zokudla. I-chromium ephezulu, okuqukethwe kwe-molybdenum kanye ne-nitrogen ka-2205 kunikeza ukumelana okungcono kokugqwala kunezinsimbi ezijwayelekile ezinjenge-316l kanye nama-317l ezindaweni eziningi, kanti ama-metals wezakhamizi ahileleke ngenkuthalo ekuqinisekiseni ikhwalithi engcono kakhulu yamakhasimende ethu.

Lezi zingcingo ezihlangene zesigaba se-S32205 ezihlangene ze-S32205 zibonisa ukusebenza okuphezulu nokuguguleka kokusebenza kanye nokukhiqizwa okuphansi okuphansi kanye nokuvuselelwa okuphezulu okushisayo kunokuqinisekiswa. Ama-Flanges ethu we-Duplex 2205 Sockert Weld amelana kakhulu nokugqwala okukhonkotha kanye nokugqwala kwama-crevice, enza kahle ezindaweni eziningi ezilimazayo, futhi abe nokushiswa okuhle.

I-Duplex 2205 ibonakala ngokumelana okuphezulu ekuqhekezweni kwe-Chloride Screen Corning, i-chloride pitting and crevice corring ukumelana, ukumelana nokugqwala okujwayelekile, ukumelana nokugqwala okuhle kwe-sulfide, amandla aphezulu nokusebenza okuhle.

I-Butt Weld Flanges iyindlela ethandwa kakhulu ye-Pipeline Pepineline Flange. I-Tapered Hub Design of Butt Weld Flanges ihlinzeka ngokuxhumana okuqinile kakhulu, futhi ama-FLD we-Butt Weld angakhokhwa futhi agobe kaningi ngaphandle kokuyekethisa impahla kanye nekhwalithi yokuxhumanisa. I-Butt Weld Flanges nayo inenzuzo yokumelana kakhulu namazinga okushisa aphezulu aphezulu nangaphansi.