i-2205 Duplex Stainless Steel Pipe: Amadoda Amakhephe kanye nezifiso ukulwa kwezinye izinto ezingenhla kumaqondana amaningi

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Imipemu yesithi yastayinilesi 2205 iyabonisa umkhiqizo osisithi sokudonseka yastayinilesi onobukhulu obuphezulu kakhulu bonokwandisa ukulungiselelwa kwekorrasiyon. Le ndawo yokusebenza ngokukhanya inobudlelwane obulungileyo be-microstructure engu-50% austenite ne-50% ferrite, okwenza kumele kakhulu kwezici zokusebenza. Iphuzu lempembeni yesithi yabo yindlela engu-22% chromium, 3% molybdenum, kunoma-5-6% nickel, ukwenza umkhiqizo oqondileyo oqondileyo kuzindlela zokusebenza. Ngekwaqondile ukulungisa kwekorrasiyon yesithi yastayinilesi 2205 kwezinkinga ezinobukhulu kakhulu, kusebenza kahle kuzindlela zokusebenza apho ubukhulu beziphumo kumele kakhulu. Imipemu iyasebenza kahle kuzindlela ezifakwe kahle kuma-chlorides ne-hydrogen sulfide, lokhu kusebenza kahle kuzindlela zaseholo nezifakelo zokwenza izinto zokuchitha. Ubukhulu be-yield strength, okungenani ubukhalfu bezinga elijwayelekileyo le-austenitic, kube nobubi bokunciphisa ubukhulu bekhanda kwezinye izindlela, okungaba nokuthuthukisa izindleko ngaphandle kokulahla ukusebenza. I-microstructure ye-dual-phase futhi inikeza ukulungisa okuphezulu kwekorrasiyon yesithi kanye nokulungisa okuphezulu kwekorrasiyon yesithi yase-chloride ngokulinganisa nezinga elijwayelekileyo le-austenitic yastayinilesi.

Izincomo Zomkhiqizo Omusha

Imipemu yesithi yamakhulu 2205 yenkolela kakhulu ngemiphumela engcono engaqondiswa ngazo yonke indima zokusebenzisa kwezindustri. Okokuqala, inkolela yayo enkulu kakhulu yokulungiswa kwezokulaya kakhulu kuholela kuthwalwa kwemipemu, kwekhipha izindleko zokulungiswa nokubuyiselwa. Isimo sezinga eliphezulu kakhulu sokukhanya kuye kuvumela abasebenzisi ukuthi bakhethiwe imipemu engeza kakhulu yedubule futhi bahlale kuvikela ubunzima, okuholela ekunyelweni kwezinga lezindleko zomkhiqizo nokweqile kwezindleko zokufaka. Kuzindawo zomfane, inkolela yayo yokulungiswa kweklorayidi yokuthiwa yekhulu kuyindlela enkulu, kuholela kuthwalwa kwezindleko zokusebenza kuzindawo zangaphandle. Izinga eliphezulu kakhulu lezinhlobo zokusebenza zomkhiqizo lihlale liphakeme kuzindleko ezahlukahlukene, kusukela kuzindleko zokugcinwa kusuka kuzindleko ezikhulu, kuholela kuzindleko eziphakeme kuzindleko zokusebenza. Ngenhloso yokwenza izindleko, noma izindleko zokuqala kungaba phakade kunezinhlobo ezijwayelekile zezithi yamakhulu, izindleko zizonkolo zokusebenza kungaba ngcono ngenkathi yekhulu kwezindleko ezikhethekile nezinga eliphezulu kwezokuthwalwa. Inkolela yayo yokugqibela nezinhlobo zokwenza kuvumela ukusebenzisa ngokweqile kwezindleko zokufaka nokwenza, kwekhipha izindleko zomsebenzi nezinto zokuphathwa. Ngokwengeziwe, inkolela yayo yokulungiswa kwekhoro kuyindlela enkulu kakhulu kuzindleko zokugcina lapho izinhlobo ezijwayelekile kungaba yekhulu. Ukuxhunyaniswa kwezinhlobo zokukhanya nezokulungiswa kuyindlela enkulu kakhulu kuzindleko zokugcina, lapho ubulali nezokuthwalwa kuyindlela enkulu kakhulu.

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Thola Isilinganiso Samahhala

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Ukuphakamiswa Kwesikhathelo Esikhulu

Ukuphakamiswa Kwesikhathelo Esikhulu

Ukuphathelwa kwezi 2205 yezitya esilayiseneyo yokungena kwekhalosi kuyinto ebaluleke kakhulu, ngakumbi kuzindlela ezinhlanu. Ukuphakama kwekhromiyamu kwenza ubudlelwane obulandelana okuphela okuphathi kakhulu ukungena kwezinto zokungena. Le ngxenye iyaphakathi ngokuphimana ukuphathelwa kwekhlorayidi, oku kwenza ukuphathelwa kwekhalosi kanye nokungena kwezipitya kuzindlela ezine kakhlorayidi. Isakhiwo esisematholeni samatholi sokuphathelwa kuyindlela yokuphathelwa kwekhalosi kanye nokungena kwezindlela, oku kwenza yinto ebaluleke kakhulu kuzindlela apho kune ukuthinte kwezibonelo kanye nezinto zokungena. Le ukuphathelwa kokungena kwekhalosi kuyindlela yokuthi izinga lokusebenza lihle, lihlengwe ukuphazamiseka kwezinyathelo, kanye nokuphucuka kwezimali kuzindlela ezinhle.
Ukukhanda kwezinhloso futhi ukuphelela

Ukukhanda kwezinhloso futhi ukuphelela

Umdwebo wokubonakala wezifazwe ezimbili zomkhiqizo wepipe ye-2205 stainless steel ubonisa izici zokusebenza okuphakade kwaye ikhawuleza ngokukhawuleza nezici zezifazwe eziyinkimbinkimbi. Ukuphunye kwamafaze we-austenite ne-ferrite kubonisa ukukhawuleza okuqala kuyo kutholwa phakathi kwe-450 kuya kwe-500 MPa, okukhulu kunezici ezijwayelekileyo. Le kakhutho elikhulu likunceda ukunciphisa ubukhulu bomgca oqinisiweyo kuzo zixhobo zokugcinwa ukukhawuleza, oko kubangela ukunceda kwezinto kunye nokunciphisa ubunzima. Le nto ikhatholwa nayo ukukhawuleza okuphakade kwaye inquma izici zayo zokusebenza ngokuchanekileyo phakathi kwezilingo ezincinci kwaye ezikhulu, oko kuyindlela engcono kwaye yezilayini kunye nezilayini eziphezulu. Ikhona yokukhawuleza kwaye inqanaba lebunzima likuyindlela engcono yezinto zokubonakala apho kubalulekile ukuba kuncane ubunzima.
Ukunceda kwaye inqanaba lokugcinwa ngexesha elide

Ukunceda kwaye inqanaba lokugcinwa ngexesha elide

Noma ukuba izindleko ekuqaleni yokungenisa ipaayapi ye-2205 stainless steel iyaba phezulu kunokwenzeka ngokulingana nezindleko zemikhiqizo engenakukhona, izindleko ezingaphandle kwezinyanga eziyisibili zenza ukuba yinto efanelekileyo ngokomnotho kakhulu. Ubunzima bokudura nezifiso ukulwa kwezinye izinto ezingenhla kudala kuthula izindleko zokulungiswa nokudlula kwezinyanga ezingaphezulu, oku kuthula izindleko zokuphila kwabantu. Ukusebenzisa amathikili amathile kakhulu ngokukhona kwezindleko eziphezulu kuthula amadoda okungenisa amaphesenti angu-50% kunokwenzeka ngokulingana nezindleko zemikhiqizo engenakukhona. Ngaphezulu, ukulandelana kweleketi nezindleko zokubhala kuthula izindleko zokufaka nezinyanga. Oku kuthula ukwehluka kwezindleko zokusebenza nokuthuthukiswa kwezindawo zokusebenza, oku kuthuthukisa ukuba yinto efanelekileyo ngokomnotho kakhulu kumaqondana amaningi.