INSIMBI ENGAGQWALI
Izinsimbi ze-Austenitic ziyizinsimbi ze-fcc ezisekelwe ku-iron ezino-16–25% Cr (i-Cr ifakiwe ngendlela yokuthi i-CrO Chromium(II) oxide eziphilisa ngayo yakha phezulu); i-Mo, ethuthukisa ukumelana nokugoba; kanye ne-Ni, ekhiqiza i-austenite.
Izinsimbi ze-Austenitic zinamandla aphakeme kanye nokugqwala okungcono nokumelana ne-oxidation kunezinsimbi ezingenasici ze-Ferritic ne-Martensitic. Kodwa-ke, anqunyelwe ukumelana nokuvuvukala ngaphansi kwemisebe futhi angaba sengozini yokuqhekeka kwe-stress-corrosion ezinhlelweni zenuzi ezipholiswe ngamanzi. Ezimweni ezisheshayo, ezihlanganisiwe, nezilula, ukuvuvukala okungenalutho kwenzeka ezinsimbi ze-austenitic, okuholela ekulahlekelweni kwe-ductility. Lokhu kubangelwa "i-quasi-embrittlement," lapho kukhona ukucindezelwa kwe-deformation efanayo. Kulokhu, ingxubevange ye-macroscopically ibonakala ithambe nakuba i-ductility iyancipha kakhulu ngenxa yokuguqulwa kwe-microscopic endaweni yokwehluleka.
Izinsimbi ze-Austenitic zikhawulela ububanzi obufunekayo bokushiswa ngenxa yokumelana okuphansi nokuvuvukala okubangelwa imisebe. Inkinga abahlangabezana nayo isamba esikhulu sokuvuvukala okungenalutho ngisho nangemithamo ye-neutron emaphakathi, ephakeme kakhulu kunaleyo yezinsimbi ezingenasici ze-Ferritic ne-Martensitic.
I-Duplex SS ama-alloys ezigaba ezimbili aqukethe ingxenye elinganayo yezigaba ze-ferritic ne-austenitic ku-microstructure yazo, ehlinzeka ngenhlanganisela yokumelana nokugqwala kwezinsimbi ezingenasici ze-austenitic ezinamandla amakhulu. Ngakho-ke, bane-microstructure exubile ye-austenite ne-ferrite, inhloso ngokuvamile kuwukukhiqiza ingxube engu-50/50, nakuba kuma-alloys okuhweba isilinganiso singase sibe ngu-40/60. Ngokuqukethwe kwekhabhoni okungaphansi kuka-0.03%, inani lokuqukethwe kwe-Cr ne-Ni lingahluka ukusuka ku-20% ukuya ku-30% futhi lisuka ku-5% liye ku-8%, ngokulandelana. Izakhi ezincane ze-alloying eziqukethwe ku-duplex SS zifaka i-molybdenum, i-nitrogen, i-tungsten, nethusi.
Insimbi engagqwali esetshenziswa kakhulu yokunikezela nge-LKALLOY i-AISI 316Ti, i-AISI 347, 2205 kanye nensimbi engu-2507 ngezindlela eziningi kanye nokucaciswa, okufana nepayipi, amashubhu, imigoqo, namapayipi amapayipi. Lezi zinto zisetshenziswa kakhulu embonini kawoyela negesi, izimboni zasolwandle, ukucubungula amakhemikhali kanye nezimboni zenuzi ngenxa yamandla azo amahle kakhulu kanye nepayipi, ishubhu, ipuleti kanye nokufakwa kwamapayipi esixazululweni esilashwayo nesicishiwe.
Indawo yezicelo
Insimbi engagqwali isetshenziswa ekwakhiweni kwemikhumbi, amakhemikhali, ukudaya, ukuphisa utshwala, ogwini, ezemithi, izindwangu, i-petrochemical, ipulasitiki kanye nezimboni zephepha.
Ukucutshungulwa kwamakhemikhali| Amabhawodi, amantongomane asebenza ngokuthintana nosawoti, izingxenye kanye nezingxenye zemikhumbi nemikhumbi, izimila zezokwelapha, izimila zokuhlinzwa, iziphethu, ubunjiniyela be-Petrochemical| Ipayipi likawoyela negesi, isishintshi sokushisa, okokufakwayo nokufakwayo.
Ezokwakha| Ama-balustrade, ozimele, imihlobiso, okokufakwa okushiselwe, ukufakwa, izingxenye zemishini ekhiqiza irabha.
Impahla Ehambelanayo
ingxubevange | ASTM | I-JIS | DIN | EN | GB |
316Ti | Idatha ye-TP316Ti | I-SUS316Ti | 1.4571 | I-X6CrNiMoTi17-12-2 | 06Cr17Ni12Mo2Ti |
347 | I-TP 347 | SUS347 | 1.455 | I-X6CrNiNb18-10 | Idatha ye-06Cr18Ni11Nb |
S31803 | I-SUS329J3L | 1.4462 | X2CrNiMoN22-5-3 | 00Cr18Ni5Mo3Si2 | |
S32205 | 2205 | I-SUS 329J3L | 1.4507 | X2CrNiMoCuN25-6-3 | 00Cr23Ni5Mo3N |
S32750 | 2507 | UR47N | 1.4410 | 00Cr25Ni7Mo4N |
Xhumana nathi
Igumbi 2-1104, Jinqiao Int'l, Sanqiao, Fengdong New Town, Xixian New Area, Shaanxi FTZ, China
Tel: + 86-29-89506568
Email: [i-imeyili ivikelwe]