I-Protecutique £ £ push

Ukuze udlulise ipayipi, kuyadingeka ukususa i-hose eqondile epayipini. Lapho usebenzisa amapayipi ahlukahlukene, kufanele kusetshenziswe amapayipi ahlukahlukene. Lapho kusetshenziswa ipayipi, i-elbow kumele isetshenziselwe ukushintsha usayizi wepayipi. Lapho u-bifurcating, ipayipi elinezindlela ezintathu i-Flange uxhumano olusetshenzisiwe lapho i-joint isetshenziswa ama-pipeline ahlukahlukene amahle, ukuze ifinyelele ekukhuliseni okuhlangene noma ukugcwaliswa okuhlangene okuhlangene noma ukukhishwa okusebenzayo okubandayo kanye nokuhlangana okubandayo okuhlanganisiwe kusetshenziselwa ukuxhumana kwepayipi. , Ekuxhumaneni kwamathuluzi ahlukahlukene, kukhona nezixhumi nama-plugs esigaba sensimbi.

Izinhlelo zenuzi nazo zivame ukubandakanya amazinga okushisa aphezulu ngaphezu kwe-650¡Ãc, lapho amandla e-inconel 625 elbow angamelana.

I-S31803 uhlelo lokufaka izinombolo oluhlanganisiwe (ama-UNS) lwensimbi yokuqala yensimbi engenacala. Uhlelo olungeyena lwakhiwa amaqembu amaningi okuhweba ngawo-1970s ukunciphisa ukudideka lapho i-alloy efanayo ibizwa ngezinto ezahlukene, futhi okuphambene nalokho. Insimbi ngayinye imelelwa yincwadi elandelwa izinombolo ezinhlanu, lapho incwadi imele uchungechunge lwensimbi, i.e. s ngensimbi engagqwali.

I-ASTM A234 wp23 wp23 wp23 wp22 wp22 yenziwe ngokucaciswa okunekhabhoni, i-manganese, i-silicon, isibabule, phosphorous, chromium kanye ne-molybdenum ekwakhekeni kwayo. Okuqukethwe kwe-molybdenum kungu-0.9-1.1% wokwakheka okwenza leli banga licacise. Leli banga linamandla ashubile angu-380MPA ubuncane kanye namandla okuvuselela ubuncane be-585MPA.

Le alloy exotic isetshenziswa ekuhlolweni kwamafutha kanye negesi futhi isetshenziswa embonini yokucubungula amakhemikhali. Iningi lemishini yokucubungula isebenzisa iDuplex 2205, futhi esetshenziswa nasezitokweni zezimboni kanye namayunithi okuhamba. Ama-pulp kanye namaphepha okugaya, amathangi awuketshezi nemishini yamaphepha nawo asebenzisa i-duplex 2205. Ilungele ukusetshenziswa ezindaweni zasolwandle.

Lokhu okuqukethwe kufanele kuhlelwe ukuhlolwa kwe-Charpy V Impact ku-Lifrete of -46¡e_, ukuze uqiniseke ukuthi kungasebenza kwisevisi yokushisa ephansi, ngokwesibonelo esimweni sezulu esibandayo, ubusika noma amaphrojekthi ajulile asolwandle.

Insimbi engenasici i-alloy yensimbi engamelana nokugunda. Inama-chromium okungenani ayi-11% futhi ingaqukatha izinto ezifana nekhabhoni, ezinye izinsimbi nezinsimbi ukuthola ezinye izakhiwo ezifiselekayo. Ukuphikiswa kwensimbi engenasici emiphumeleni yokugqwala kusuka ku-chromium, eyakha ifilimu nje engavikela lokho okubonakalayo nokuzenzela ukuziphilisa phambi komoya-mpilo.

I-Butt Weld Pipe Fitting yenzelwe ukuthi ifakwe kwisayithi ezindaweni zayo (ama) ukuxhuma amapayipi (s) ndawonye futhi avumele ushintsho kububanzi obuhle noma ngepayipi, noma ephepheni noma ekuphelisweni.

Ukuze izinhlelo zokusebenza ze-Pers Mill ezidinga amamaki aphansi angenawo ukumelana nokwanele. Kususelwa kokuqukethwe kwe-chromium engama-22%, bane-auntenitic ehlanganisiwe: i-fisscitic fickscucture enikeza amandla amakhulu, ukumelana nokugqwala kanye nokusebenza kwezindleko.

Isimangaliso sokucindezelwa okusele okubangelwa ukucindezelwa okubandayo okubandayo nokuguga, kanye nokucabanga okukhethekile kwesendlalelo sendawo yokuqala esigabeni sokuqala sokuguga, yizizathu eziyinhloko zokuqhekeka kokuguga kwe-Monel K500 Alloy.

Amazinga we-UNS S32750 wezinto zokufakelwa kwamapayipi aqukethe ama-chromium angama-25%, ama-4% molybdenum, kanye ne-7% nickel. Ukufakwa kwamapayipi kwe-UNS S32750 kube ne-50-50 microsructure yama-Ferritic kanye ne-auntenitic steel amamaki ngamandla athuthukisiwe.

I-C22 inokumelana kahle nokugqwala okwenziwe kahle kwe-chloride, kufaka phakathi ukupela, ukugqwala kwe-crevice, nokuqhekeka kokugqwala kwengcindezelo.

Thayipha ama-elbows amade e-radius, i-radius ende ebinciphisa ama-elbows, ukubuyisa okumugqa kwemisebe emifushane, ama-radius radius ama-180, ukunciphisa iziphambano eziqondile, ukunciphisa iziphambano ezihlangene, amakhefu, ama-reducers

Ukucaciswa kwe-UNS S31803 (ASTM F51) kudluliselwe kakhulu yi-UNS S32205 (1.4462, ASTM F60). Lokhu kukhombisa isifiso sabo sokwandisa izakhiwo zokugqwala kwe-alloy, ngenxa yokuthuthukiswa kwenqubo yokwenza insimbi ye-AOD, okuvumela ukulawulwa okunzima kokwakheka. Ngaphezu kwalokho, kuvumela ukuthonya izinga lesengezo le-nitrogen kunokuba nje likhona njengento yangemuva. Ngakho-ke, amamaki aphezulu aphezulu kakhulu afuna ukukhulisa okuqukethwe kwe-chromium (CR), i-molybdenum (mo) ne-nitrogen (n).

I-Monel 400 iyi-alloy ye-nickel-Copper (cishe ngo-67% NI ¨c 23% Cu) emelana namanzi asolwandle kanye nama-caustic solutions ezindaweni eziningi ze-acidic ne-alkaline ezifanelekile ngokunciphisa izimo. Ukuhlehlisa okuhle nokusebenza okushisayo okulungele izinhlelo zokusebenza zamanzi olwandle.

Ukuze ufaneleke njengensimbi engu-316l, inani lekhabhoni alikwazi ukwedlula u-0.03%. Lokhu kwehlisa ubungozi bokushiswa kwemvula, okwenza kube inketho engcono yokufudumala ukuqinisekisa ukumelana okukhulu kokugqwala.

I-ASTM A234 wp23 wp23 wp23 wp22 wp22 yenziwe ngokucaciswa okunekhabhoni, i-manganese, i-silicon, isibabule, phosphorous, chromium kanye ne-molybdenum ekwakhekeni kwayo. Okuqukethwe kwe-molybdenum kungu-0.9-1.1% wokwakheka okwenza leli banga licacise. Leli banga linamandla ashubile angu-380MPA ubuncane kanye namandla okuvuselela ubuncane be-585MPA.

Yonke indwangu yensimbi engenasici ingenziwa kuphela ngokusebenzisa amathuluzi enzelwe izinto zensimbi engenasici. Amathuluzi kanye nezindawo zomsebenzi kufanele zihlanzwe kahle ngaphambi kokusebenzisa. Lezi zindlela zokuphepha ziyadingeka ukugwema ukungcoliswa kwensimbi engenasici ngensimbi ecolekile kalula engahle ikwazi ukwahlukanisa imikhiqizo ecubunguliwe.

Ukufaneleka kwepayipi kwenzelwe ukufakwa esizeni emaphethelweni (ama) ukuxhuma amapayipi (s) ndawonye futhi avumele ushintsho ekuqondisweni

Ukufakwa kwensimbi okuphansi kwe-carbon okuphezulu okuphezulu okuphezulu kwe-a860 WPY 70 I-Elbow Fittings ihlanganiswe ngamakhemikhali ngezinto zensimbi ezinjengo-Nickel, i-Chromium, i-molybdenum, i-manganeum, i-niobium, isibabule, i-silicon ne-phosphorus. Ukungezelelwa kwalezi zinto zensimbi ku-alloy kwenza kube namandla futhi kunikeze ukumelana okwandayo kokugqwala. Amandla wesivuno we-WPHY 70 Izinto ezibonakalayo zingama-570 MPA kanti namandla ayo ashubile angu-485 MPA.

I-Duplex 2507 inayo izakhiwo ezinhle kakhulu zemishini. Imvamisa igeji ekhanyayo yemininingwane engama-2507 ingasetshenziswa ukufeza amandla afanayo design we-nickel nickel alloy. Ukulondolozwa okuholele isisindo kunganciphisa kakhulu izindleko zokubumba.

Lokhu kufanele kube yingxenye yohlelo lokuhambisa uketshezi (uwoyela, igesi, umusi, amakhemikhali, ...) ngendlela ephephile futhi ephumelelayo, amabanga amafushane noma amade.

I-Elnol 625 I-Elbow yenziwe nge-nickel-chromium-molybdenum alloy eyaziwa ngezinga layo eliphakeme lamandla, ukumelana nokushisa, kanye nokuphikiswa kokugqwala.

I-ASTM A403 WPSP304 Fittings yizinkulungwane ze-buttedld zenzelwe izinhlelo zensimbi ezingagqwali ezinezinto ezakhiwe.

Inhlanganisela yamanani aphansi kakhulu wokugqwala emanzini asolwandle aphezulu namandla aphezulu enza i-Alloy K-500 Pipe Bend kanye ne-elbow ikakhulukazi efanelekile amaphampu wamaphampu we-centrifugal enkonzweni yasolwandle.

I-ASTM A403 iyindinganiso yezinto ezisetshenziswayo zepayipi, ibonisa izindawo zokwakha izinhlobo ezahlukahlukene zensimbi engenasici, iWP321 ingenye yebanga lensimbi kuleli Zinga.

I-ASTM A815 UNSS32760 capis etholakala enkampanini yethu ngesilinganiso esikhulu. Izinga le-UNS S32760 le-Pipe Fittings libhekwa njengomunye wabahamba phambili embonini ngenxa yezakhiwo zalo zemishini.

Ama-304l amaphayiphu wokuphela kwamaphayi asetshenziswa njengedivaysi evikelayo eyenzelwe ukuvikela amaphethelo ama-pub. Inhloso esemqoka yokusebenzisa amaphayiphu e-Pipe ukuphela kokuxhunyaniswa ngamanzi. Zisetshenziselwa futhi ukuvala iziphetho zamapayipi nama-pneumatic namashubhu. Zisetshenziswa emishini enamapayipi emigqeni yamanzi yasekhaya, yezentengiso kanye nezimboni kanye nemishini yokucubungula.

I-Duplex 31803 \ 32205 Fittings inikela ngokumelana okuphezulu ku-crevice kanye ne-chloride corrision. Lokhu kumelana kubalulekile kwizinsizakalo ezifana ne-brine, ukulawula izinhlelo zamanzi wamanzi, izindawo zasolwandle, kanye nezinye izinhlelo zokusebenza zokudla.

I-Alloy 20 (Alloy 20) iyinhlangano ye-autenquitic esekwe ngensimbi eyenzelwe ukumelana nokugqwala kwe-sulfuric acid. Inokumelana okuhle kakhulu kwe-sulfuric acid corrision; Inokumelana okuqinile kwe-phosphoric acid, i-nitric acid kanye ne-chloride ezindaweni, ukugqwala okucindezela kwe-chloride, ukugqwala okukhonkotha kanye nokugqwala kwe-crack. Ngakho-ke, Alloy 20 unegama le-anti-corriosion alloy; Inezinhlobonhlobo zezicelo: njenge: Chemical, ukudla, umuthi, ukukhiqizwa kwamandla kanye nezimboni zepulasitiki kuzoyisebenzisa. Ukuze ukumelana nokugqwala okukhonkotha kanye nokugqwala kwe-chloride, izinkinga zokugqwayiza kwengcindezelo, njll., Alloy 20 kuvame ukusetshenziswa.

Kukhona ukunciphisa ama-elbows, ama-radius e-radius elbows kanye nemisebe emifushane endabeni kuleli banga.

I-A234 WPB Elbow ikhiqizwa futhi ihlinzekwe kwifomu le-butt welded. I-SA234 WPB Ellow imvamisa iza kunoma iyiphi yama-engeli amathathu; 22,5, 45 noma 90 degrees.