I-X7Ni9 Nickel Steel

I-X7Ni9 Nickel SteelyiEN 10028-4ibanga1.5663, a 9% insimbi ye-nickelihlinzekwa njengomkhiqizo oyisicaba ngezinjongo zengcindezi enezimo ezishiwo-zezinga lokushisa eliphansi. Ekusetshenzisweni kobunjiniyela, kukhethwa lapho ipuleti kufanele lihlanganise umfutho-amandla omkhumbi, ukuqina kwe-cryogenic okuqinisekisiwe, nokusebenza kokukhiqiza okuzinzile kumishini emikhulu eshiselwe. Imisebenzi ejwayelekile ihlanganisaamagobolondo amathangi angaphakathi okugcina i-LNG, imikhumbi ye-cryogenic pressure, nezinye izigaba zokuqukatha ezishiselwe okufanele zigcine ukumelana nomthelela ezingeni lokushisa eliphansi kakhulu lesevisi. Idatha yomphakathi ye-EN kanye nezincwadi zomkhiqizi zihlala zibekaI-X7Ni9 / 1.5663kweacimeze futhi athukutheleisimo futhi uhlobanise nayoamathangi okugcina ama-cryogenic, {0}imikhumbi yomfutho wezinga lokushisa ephansi, kanye nesevisi ehlobene ye-LNG{0}}.

Inani lobuchwepheshe bebanga aliveli kokuqukethwe kwe-nickel kuphela. Ivela kumphumela ohlangene weikhabhoni ephansi, cishe 9% Ni, ukulawula ukungcola okuqinile, futhiizimfuneko zomthelela wezinga lokushisa ophansi-ngaphansi komfutho we-EN-umzila wemikhumbi. Ekwenziweni okungokoqobo, leyo nhlanganisela ibaluleke kakhulu kupulaletiwe elishiselwe lapho okubalulekile akufanele kudlule kuphela{2}}ukuhlola amandla ezinga lokushisa, kodwa futhii-cryogenic impact criteriaemva kokubunjwa nokushisela. YingakhoX7Ni9 steel plateiphathwa ngendlela ehluke kakhulu kuzinsimbi ezivamile ze-nickel noma i-structural plate evamile-ekwakhiweni komkhumbi wezinga lokushisa eliphansi.

Ukuqokwa kwe-X7Ni9 kufanele kufundwe kanye nomzila wayo ojwayelekile kanye nefomu lomkhiqizo.Kuhlelo lwe-EN,X7Ni9yiukuqokwa kwamakhemikhali, 1.5663yiinombolo yezinto ezibonakalayo, futhiEN 10028-4iyindinganiso ebusayo yeimikhiqizo eyisicaba eyenziwe nge-nickel-insimbi ye-alloy ngezinjongo zengcindezi enezakhiwo ezishiwo{1}}zezinga lokushisa eliphansi. EN{1}Idatha eqondisiwe yomphakathi nayo iyachaza1.5663 / X7Ni9njengoba ainsimbi-yezinga lokushisa ephansi ye-Ni{1}}yengxubevange yokwakha umkhumbi, okubeka ibanga ngokucacile kucryogenic pressure{0}}ipuleti lomkhumbiesigabeni esikhundleni seqembu lensimbi-elivamile le-nickel.

Ekusetshenzisweni okungokoqobo, i-X7Ni9 ivamise ukudingidwa njengepuleti elihlinzekwe esimweni esicishiwe nesithambile.Leso isimo lapho amandla ashicilelwe ebangeni kanye{0}}namanani aphansi womthelela wezinga lokushisa ngokuvamile okubhekiselwa kuwo, futhi kuphinde kube umzila ohlotshaniswaAmathangi okugcina e-LNG, imikhumbi ye-cryogenic pressure, kanye nezinye izinto ezinkulu ezishiselwe ezidizayinelwe ukusebenza phansi-196 degrees. Izincwadi zomkhiqizi womphakathi zabanye9% insimbi ye-nickelumndeni uxhumanisa lo mzila wezinto ezibonakalayoogwini ngaphezu-kwamathangi e-LNG aphansi, amathangi amafutha, futhiimikhumbi yokuthutha, yingakhoX7Ni9 steel platengokuvamile icaciswa ngokusebenzisa kwayoukuqokwa, ejwayelekile, isimo sokuhlinzeka, futhiidinga ukusebenza{0}}kwezinga lokushisa eliphansi, hhayi ngegama lebanga kuphela.

Okushicilelwe Ukwakheka kwamakhemikhali kwe-X7Ni9 yakhiwe nxazonke a9% idizayini ye-nickelngekhabhoni ephansi kanye ne-phosphorus ephansi kakhulu nesibabule. Leyo chemistry yiyona eyenza ibanga indawo yalo kuumkhumbi-wezinga lokushisa eliphansi{1}}lomkhumbiumndeni.

Landa:Ireferensi Yokwakheka Kwekhemikhali ye-X7Ni9

Lezi zibalo zichaza ukuthi kunganiInsimbi yomkhumbi we-X7Ni9ithathwa njengengcweti ye-cryogenic plate esikhundleni se-nickel ebanzi-isigaba sensimbi. I-metallurgy ilawulwa ngokuqinile emvilophini ethile yesevisi.

NgobaIzakhiwo zemishini ye-X7Ni9, EN-isisekelo esiqondisiwe siyi-aamandla aqinile we-680–820 MPa, amandla amancane okukhiqiza angama-585 MPa afika ku-30 ​​mm kanye nama-MPa angama-575 ukusuka ku-30 ​​kuye ku-50 mm, futhiubude obuncane obungu-18%kwe+QTisimo. Lawo amanani achaza ibanga ngaphansi komzila womphakathi we-EN.

Landa:Izakhiwo Zemishini Ye-X7Ni9 kanye Nereferensi Yokuqina Kwe-Cryogenic

Imininingo egciniwe yempahla-yezintoezichazayoEN 1.5663 X7Ni9kweacimeze futhi athukutheleumbandela uphinde ushicilele amanani amele azungezeUTS 750 MPafuthiikhiqiza 660 MPa. Lezo zibalo ziwusizo ekufundeni ubunjiniyela okuvamile, kodwa imfuneko ebusayo yomsebenzi wephrojekthi ihlala iwumzila obekiwe kanye nedatha yangempela yokuhlolwa komshini.Ukucishaithuthukisa-isisekelo se-microstructural esiphezulu esidingekayo ukuze i-X7Ni9 ifinyelele izinga layo lamandla elishiwo kusevisi ye-cryogenic plate.Ukuthukuthelake kunciphisa brittleness, ekhulula ukucindezeleka residual, futhi ubuyiselaamandla-ibhalansi yokuqinaedingekayo-ezikhunjini ezishiselwe ezishiselwe izinga lokushisa eliphansi, yingakho izinga livame ukuxoxwa ngalo esimweni esicishiwe nesipholile.

Ukubaluleka kwangempela kwe Izakhiwo zokushisa eziphansi ze-X7Ni9akukhona nje ukuthi insimbi "iqinile ekushiseni okuphansi." Iphuzu elibalulekile ukuthi liyagcinaumthelela wokuqina ekushiseni kwe-cryogenic, okuyikhona okwenza ifanelekeAmathangi e-LNGkanye nezinye{0}}izisetshenziswa ezijulile zokuvikela ezibandayo. Uhlu EN{2}}lwedatha esesidlangalaleniumthelela wezidingo zamandla ku--196 degree, kuhlanganise100 J longitudinalfuthi80 J uphambanweni.

Landa:Izakhiwo Zemishini Ye-X7Ni9 kanye Nereferensi Yokuqina Kwe-Cryogenic

Lesi yisethi yendawo ehlukanisayoI-X7Ni9 Nickel Steelkusuka ezinsimbi zomkhumbi-ezijwayelekile. Igumbi{2}}lezinga lamandla ezinga lokushisa lilodwa ngeke lichaze ukusetshenziswa kwalo kusevisi ye-cryogenic. Ibanga likhethiwe ngoba imfuneko{4}}yomthelela wezinga lokushisa ephansi yakhelwe emzileni obalulekile ngokwawo.

I-X7Ni9 / 1.5663isetshenziswa emsebenzini womkhumbi we-cryogenic ngoba unikeza okusebenzayo9% umzila wepuleti le-nickelokokusebenza okushiselwe okufanele kugcinweamandla, ukumelana nokuphuka, kanye nokuqina{0}}kwezinga lokushisa eliphansi okuqinisekisiwe. Ku-LNG kanye nesevisi{1}}yezinga lokushisa eliphansi ehlobene, isinqumo esibalulekile asisekelwe kokuqukethwe kwe-nickel kuphela. Kuncike ekutheni impahla iyi-aisakhiwo sepuleti esishiselwekuvezwe kumidiya ye-cryogenic nokuthi ingabe iphrojekthi idinga umfutho-ipuleti lebanga lomkhumbi{1}elingakwazi ukusebenza ngokwethembeka ngemva kokwenziwa, ukushisela, nokuhlolwa.

Kumaphrojekthi wangempela, le logic ibonakala ngokucacile kuamathangi amakhulu e-LNG, amathangi okugcina ama-cryogenic, igobolondo ithangi elingaphakathi kanye namapuleti aphansi, futhiezokuthutha noma amathangi kaphethiloli wesevisi yegesi eliwuketshezi. Ibanga likhethiwe ngoba lezi akuzona izakhiwo zensimbi ezijwayelekile. Ziyizinhlelo zokuvikela ezakhiwe laphoukujiya kwepuleti, okushiselwe{0}}ukuziphatha okuhlanganyelwe, futhiukwamukelwa{0}}kwezinga lokushisa eliphansizonke zibalulekile ngesikhathi esisodwa.

Landa:Ithebula le-Application Logic ye-X7Ni9

Lezi zimo zohlelo lokusebenza zibonisa ukuthi i-X7Ni9 ikhethwe njenge-cryogenic pressure{0}}umzila wepuleti lomkhumbi, hhayi njengelebula yensimbi ye-nickel evamile.

NgobaEN 10028-4 X7Ni9yin a-imikhiqizo ephansiejwayelekile, ingxoxo commercial ikakhulukazi mayelanaipuleti, hhayi mayelana nebha ejwayelekile noma ukunikezwa kweshubhu. Idatha yomkhiqizi wepuleti{1}}esindayo esidlangalaleni9% izinsimbi ze-nickelbonisa ububanzi obushicilelwe obujwayelekile be5-60 mm ubukhulu, 1600–3800 mm ububanzi, futhikufika ku-12,700 mm ubude. Ikhasi elihlukile lomkhiqizi lengcindezi ye-cryogenic{1}}lomsebenzi womkhumbi nalo liyaphawula9% izinsimbi ze-nickel ngokuya nge-EN 10028-4phakathiububanzi bepuleti bufika ku-70 mm, futhi iqinisekisa ukuthi lena-iyindlela yamapuleti esindayo.

Leli yiphuzu eliwusizo elibalulekileX7Ni9 steel plate. Ibanga livamise ukudingidwa ngokwengqikithi yeizakhiwo ezinkulu zamapuleti ashiselwe, hhayi njengokubanjwa{0}}konke umkhiqizo owenziwe.

Ekwenziweni,I-X7Ni9 Nickel Steelkufanele iphathwe njengei-cryogenic welded-plate materialkunokuba njengepuleti elivamile. Ukukhathazeka okuyinhloko akukhona kuphela amandla epuleti elethiwe, kodwa noma ngabeumkhumbi noma ithangi elakhiweisengagcina okwamukelekayoukusebenza{0}}kwezinga lokushisa eliphansiemva kokubunjwa nokushisela. Ngaleso sizathu, ukubuyekezwa kwe-welding kuvame ukugxila kumaphuzu alandelayo:

• Isimo sokudiliva kanye nomzila wokushisela kufanele kufane.

I-X7Ni9 ivamise ukucaciswa ku-acimeze futhi athukutheleisimo, ngakho ukulandelana kokushisela kufanele kuhlolwe ngokumelene nesimo sangempela sepuleti elinikeziwe kanye nokushuba.

• Ukufaneleka kwenqubo kuyisihluthulelo sokulawula.

Enkonzweni ye-cryogenic, inqubo akufanele isekele umsindo we-weld kuphela, kodwa futhi iyamukelekaukuqina okuhlangeneezingeni lokushisa elidingekayo lesevisi.

• Ukuziphatha kwe-HAZ kunendaba.

Iukushisa-indawo ethintekileingaba indawo ebuthaka yasendaweni uma okokufaka ukushisa noma isilawuli sokupholisa singafaneleki{0}}umsebenzi womkhumbi wezinga lokushisa eliphansi.

• Ukuqina kwepuleti kuthinta ubunzima bokwenza.

Izingxenye eziwugqinsi ngokuvamile zisho ukuthinta okuphezulu, ivolumu yokushisela enkulu, nokulawula okuqinile kokulungiselela ngokuhlanganyela kanye nemingcele yokushisela.

• Indawo ehlanganisiwe{0}eshiselwe kufanele ibuyekezwe ngokucophelela.

Ama-shell seams, ukuguqulwa okuphansi, nezindawo ze-nozzle azithwali izinga elifanayo lokucindezeleka, ngakho imininingwane ehlangene ezindaweni ezibandayo noma ezicindezeleke kakhulu idinga ukunakwa okuseduze.

• I-oda kufanele lichaze ngokucacile izidingo zokwenziwa{0}}ezihlobene.

NgobaInsimbi yomkhumbi we-X7Ni9, ukucaciswa kufanele kulungiswe ngokujwayelekileukujiya kwepuleti, isimo sokuhlinzeka, izinga lokushisa lokuhlola, kanye nalokho okuhlosiweumzila wokukhiqizangaphambi kokuthi ukukhiqizwa kuqale.

NgobaI-X7Ni9 / 1.5663, incazelo yobuchwepheshe esebenzisekayo idinga okungaphezu kwegama lebanga kuphela. Impahla kufanele ichazwe ngokusebenzisa yayoumzila ojwayelekile, ifomu lomkhiqizo, isimo sokulethwa, kanye{0}}nokusebenza kwezinga lokushisa okukhethekile okudingwa umkhumbi noma idizayini yethangi. Lokhu kubaluleke kakhulu kusevisi ye-cryogenic, lapho ukwamukelwa kuncike hhayi kuphela emandleni{2}}ezinga lokushisa, kodwa nasebudlelwaneni phakathiukujiya kwepuleti, umthelela{0}imfuneko yokuhlola, kanye nokwangempelaizinga lokushisa lesevisi.

Ukucaciswa okuphelele kweI-X7Ni9 Nickel Steelngokuvamile kuhlanganisa amaphuzu alandelayo:

• ibanga kanye nenombolo yempahla: I-X7Ni9 / 1.5663
• okujwayelekile: EN 10028-4
• ifomu lomkhiqizo: ipuleti / umkhiqizo flat
• isimo sokulethwa: acimeze futhi athukuthele
• ukujiya okudingekayo
• okudingekayo okuqinile kanye namanani esivuno
• umthelela odingekayo-wokuhlola izinga lokushisa namandla amuncwa
• izinga lokushisa lesevisi elihlosiwe
• umzila wokukhiqiza, ikakhulukazi imishini emikhulu ye-cryogenic eshiselwe
• imibhalo yesigayo, okuhlanganisa-izakhiwo nomthelela{1}}amarekhodi okuhlola

Lapho lezi zinto zichazwa ndawonye,X7Ni9iba yincazelo yezinto eziphelele ngokobuchwepheshe kunereferensi yebanga elibanzi. Emsebenzini womkhumbi we-cryogenic, lowo mehluko ubalulekile ngoba isahlulelo sokugcina sobunjiniyela sincike esisekelweni esihlangene seukuqokwa, isimo, ukujiya, futhiukusebenza okuqinisekisiwe{0}}kwezinga lokushisa eliphansi.

Ikhotheshini yamahhala

FAQ

 

 

01.Ingabe i-X7Ni9 iyafana nensimbi ye-nickel engu-9% evamile?

Hhayi impela. I-X7Ni9 / 1.5663yiEN 10028-4ukuqokwa komzila wepuleti lensimbi le-nickel elingu-9% elisetshenziselwa izinjongo zengcindezi enezakhiwo ezishiwo{1}}zezinga lokushisa eliphansi. Eqinisweni, "insimbi engu-9% ye-nickel" yigama lomndeni elibanzi, kuyilaphoX7Ni9igama elicaciswe kakhulu lebanga le-EN.

02.Kungani i-X7Ni9 isetshenziswa kumagobolondo angaphakathi ethangi le-LNG esikhundleni sokucindezela okuvamile-kupuleti lomkhumbi?

Ngoba ithangi elingaphakathi liyi-ashiselwe cryogenic plate isakhiwo, hhayi nje ingxenye-yezinga lokushisa ekamelweni. Kule sevisi, okubalulekile kufanele kugcinweamandla, ukumelana nokuqhekeka, futhiukuqina komthelela oqinisekisiweezingeni lokushisa eliphansi kakhulu, yingakho i-X7Ni9 ihlotshaniswa ne-LNG kanye nomsebenzi wokuqukatha we-cryogenic.

03.Ingabe igama lebanga elithi X7Ni9 lichaza okokusebenza ngokuphelele ukuze kusetshenziswe iphrojekthi?

Cha.Incazelo ephelele ngokobuchwepheshe ngokuvamile idingaukujiya kwepuleti, isimo sokulethwa, umthelela odingekayo{0}}wokuhlola izinga lokushisa namandla, kanye nalokho okuhlosiweumzila wokukhiqiza. Ngomsebenzi wesitsha se-cryogenic, igama lebanga kuphela alanele ukuchaza ukwamukelwa.

04.What is the main engineering difference between X7Ni9 and ordinary nickel-alloy plate descriptions?

Umehluko omkhululogic yesevisi. I-X7Ni9 ayisetshenziswa njengelebula ye-nickel ebanzi{3}}yengxubevange; isetshenziswa njenge-acryogenic pressure{0}}umzila wepuleti lomkhumbiamathangi ashiselwe nezitsha laphoukusebenza-kwezinga lokushisa eliphansi ngemva kokwenziwa nokushiselakuyingxenye yesinqumo esibalulekile.

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