Xa usiva i-'Alloy 21', unxulumano olukhawulezileyo lwabaninzi kwindawo yethu 'yi-high-end nickel alloy', ehlala ihlanganiswa nezinto ezifana ne-Hastelloy C-276 okanye i-Inconel 625. Ngumgibe wokuqala oxhaphakileyo-ucinga ukuba lelinye ihashe elimelana nomhlwa. Enyanisweni, ukubunjwa kwayo okuthe ngqo, ukuba ibhalansi ye-nickel, i-chromium, i-molybdenum, kunye nomxholo wentsimbi elawulwayo, inika i-niche ethile. Ayisoloko ilukhetho lokuqala kwezona asidi zokunciphisa ezinobundlobongela, kodwa kwiindawo ezineasidi exubeneyo, ngakumbi apho i-chlorides kunye neetyuwa ze-oxidizing zidlala khona, ukuzinza kwayo kulapho ndiyibonile khona ikhazimla. Ndikhumbula iprojekthi kwiminyaka edlulileyo apho umxhasi wagxininisa kwi-C-276 ye-valve enzima, kodwa emva kokuphonononga iimeko zenkonzo-ezibandakanya imixube eshushu ye-nitric kunye ne-hydrofluoric acid-satyhala ukuba sitshintshe Ingxubevange 21. Idatha yokusebenza kunye nobomi benkonzo ekugqibeleni yaqinisekisa loo mnxeba. Luhlobo lolwazi lwesicelo esine-nuanced esahlula umsebenzi osemgangathweni kwisisombululo sobunjineli esithembekileyo.
Ubume beMathiriyeli kunye neeNuances zokuMachining
Ukusebenza kunye Ingxubevange 21 evenkileni irhamncwa eyahlukileyo ukufunda spec sheet yayo. Ubuchule bayo bu... masithi, bufuna. Ayisiyiyo eyona ingxubevange inzima phaya, kodwa iyasebenza-inzima ngamandla. Ukuba isixhobo sakho asibukhali, awuzisikeli; utshisa nje umphezulu kwaye usakha ubushushu. Oku sikufunde kabuhlungu kwibhetshi yokuqala yee-impellers zempompo. Isetyenziswe isifakelo esigugile kancinane, izinga lokutya lalinokugcinwa kancinci- liphele lihle, liqinile ulusu lwangaphezulu olwenze ukuba ukugqiba okulandelayo kudlule iphupha elibi kwaye laphantse lonakalise ingqibelelo yecandelo.
Isitshixo, kuthi, saba kukuseta okungqongqo kunye nobundlobongela, ukusika okuqinisekileyo. Kufuneka ungene phantsi komgangatho womsebenzi onzima. Isipholisi asenzelwa ukupholisa nje; yeyokuthambisa ukunqanda umphetho owakhiweyo. Senze umgangatho wokupholisa uxinzelelo oluphezulu ngesixhobo semisebenzi yethu ye-CNC kwesi sixhobo. Yenze umahluko wehlabathi kubomi besixhobo kunye nokungaguquguquki komphezulu. Yenye yezo mathiriyeli apho iiparamitha zobuchwephesha onokuthi uzisebenzise kwi-316 engenastainless ziya kukukhokelela ngqo kukusilela okunexabiso elikhulu.
Enye inqaku elifihlakeleyo kukuziphatha kwayo ngexesha lokungunda kweqokobhe okanye utyalo-mali. Ubumanzi bayo bundilisekile, kodwa bunobuntununtunu ekugaleleni ubushushu kunye nobushushu bomngundo. Ipholile kakhulu, kwaye ubeka umngcipheko wenkungu okanye uvale abandayo kumacandelo amancinci; kushushu kakhulu, kwaye ungafumana ukukhula okugqithileyo okuziinkozo okanye ukusabela ngezinto ezithile zokuchasa ukungunda. Siye sazinza kwifestile yobushushu emxinwa ngokufanelekileyo, sixhaswa ziitshekhi zepyrometer, hayi izinto ezibonakalayo. Emva kokuphoswa, unyango lobushushu lubalulekile kuxinzelelo loxinzelelo kunye nokwandisa iipropathi ze-corrosion-ayisiyo inyathelo lokuzikhethela.
Usetyenziso lwehlabathi lokwenyani kunye nemeko ethe ngqo
Uninzi lomsebenzi wethu kunye Ingxubevange 21 iphelela ekusetyenzweni kweekhemikhali, kodwa ayisoloko ikwimikhumbi emikhulu. Ezinye zezona zicelo zibaluleke kakhulu zizinto ezincinci, ezintsonkothileyo apho ukuxhathisa komhlwa kunye namandla aphakathi kubalulekile. Cinga ngangaphakathi kwevalvu, iicasings zempompo, iishafti ze-agitator, kwaye ngakumbi ukufakwa kweenkqubo zokuphatha iiasidi ezixubeneyo.
Ndikhumbula iprojekthi efunyenwe ngayo I-Qingdao Qiangsenyuan Technology (QSY). Babedinga iseti yeebhloko eziphindaphindwe ngokuphindaphindiweyo ukulungiselela isityalo esilingwayo esivavanya inkqubo entsha yokudibanisa amayeza. Imekobume yayiyi-cocktail ye-organic acids, i-chlorides, kunye nemigca yeebromides kumaqondo obushushu aphezulu. Uyilo lokuqala luchaze i-duplex steel stainless. Nangona kunjalo, ngokusekwe kuqhekeko lwekhemistri obonelelweyo, bekukho umngcipheko omkhulu wokugoba kunye noxinzelelo lwe-corrosion cracking. Sacebisa Ingxubevange 21 njengomgqatswa ofanelekileyo.
Olona celomngeni yayibubugocigoci bamajelo angaphakathi. Ifune indibaniselwano yotyalo-mali ukuze yenze iindlela ezisisiseko kunye ne-5-axis ye-CNC echaneke kakhulu ukugqiba ubuso bezibuko kunye nokunyuka kwemigangatho ukuya kunyamezelo oluqinileyo. Amava e-QSY ngokubunjwa kokungunda kweqokobhe kunye nomatshini we-CNC wealloys ezikhethekileyo kwakubalulekile apha. Ukusatywa kwakufuneka kuvakala, kungabikho porosity yokucutheka enokuthi ibe yindawo yokuqalisa umhlwa, kwaye umatshini olandelayo kwakufuneka ungabinasiphako ukuqinisekisa ingqibelelo yetywina. Amacandelo asebenze ngaphandle kokukhutshwa kolu vavanyo lweminyaka emibini, elona vavanyo lokugqibela. Le ntsebenziswano phakathi kokukhethwa kwezinto, ingqibelelo yokuphosa, kunye nomatshini ochanekileyo kulapho ixabiso lokwenyani linikezelwa khona.
Ukusebenzisana ne-Specialized Foundry kunye ne-Machinist
Oku kundizisa kwi-ikhosistim yokuvelisa iindawo ezinjalo. Awunako nje ukunika umzobo ngesandla Ingxubevange 21 icandelo kuyo nayiphi na ivenkile yomatshini. Itsheyini lonke, ukusuka ekufumaneni ingot yealloyi eqinisekisiweyo ukuya ekuhlolweni kokugqibela, ifuna ubuchule. Inkampani efana Qingdao Qiangsenyuan Technology Co., Ltd. (QSY), kunye namashumi eminyaka achaziweyo ekujuleni nasekusebenzeni, ngokukodwa ukugqamisa i-alloys ekhethekileyo, imele uhlobo lweqabane elifunekayo. Umsebenzi wabo wexesha elide ucebisa ukuba bakhe bajonga iigophe zokufunda zemathiriyeli efana nale.
Xa ndivavanya iqabane, ndikhangela ubungqina bolawulo lwenkqubo. Kuba Ingxubevange 21, malunga nesenzo sabo sokunyibilika (VIM okanye i-AOD?), Indlela abaphatha ngayo i-mold-making for investment casting ukuphepha ukungcoliseka, kunye ne-CNC machining protocols kwi-hard-cut-cut materials. Ngaba banembali yokuvelisa iinxalenye ezinoxinzelelo okanye izitywina ezibalulekileyo? Inyaniso yokuba i-QSY ichaza ngokucacileyo i-alloys esekelwe kwi-nickel njengento ekhethekileyo yindawo efanelekileyo yedatha. Oku kuthetha ukuba batyale imali kwizixhobo, kufakelo, nakulwazi lobuchwephesha olufunekayo ukuphatha ezi mathiriyeli ngenzuzo nangokuthembekileyo.
Kwintsebenziswano enye, i-value-add yavela kwiingxelo zeqela labo lomatshini ngexesha le-DFM (uYilo lokwenziwa koMveliso) isigaba. Balathe iikona ezimbalwa zangaphakathi kwiradiya ekujuleni ebixinene kakhulu kumatshini osebenzayo kunye nesiphelo somphezulu ofunekayo. Ingxubevange 21. Siye sakhulula unyamezelo kancinane, nto leyo yathintela umqobo wemveliso enokubakho kunye nokugqithisa kweendleko ngaphandle kokubeka esichengeni umsebenzi wenxalenye. Olo lwazi olusebenzayo, olusebenza ngezandla olufunayo.
Imigibe eqhelekileyo kunye neengcamango ezingezizo kwizinto eziphathekayo
Ingcamango ephosakeleyo eqhubekayo iyanyanga Ingxubevange 21 njengento ethe ngqo, eyehlayo endaweni yezinye i-nickel-chromium-molybdenum alloys. Akunjalo. Ubume bayo obuphuculweyo bunika ukuxhathisa okuphezulu kwi-asidi ye-sulfuric, kodwa isenokungafani, yithi, i-C-276 ekunciphiseni kakhulu inkonzo ye-hydrochloric acid. Ukukhethwa kwezinto eziphathekayo kuhlala kwehla kugxininiso lwe-ion, ubushushu, kunye nobukho bee-oxidizers. Ndibone i-specs ezithetha nje inkonzo eyonakalisayo-ayinamsebenzi. Sisoloko sifuna uhlalutyo olupheleleyo lwenkqubo yolwelo.
Omnye umgibe kukungahoyi unyango lobushushu lwasemva kwe-weld (PWHT) ukuba icandelo lenziwe. Ngelixa Ingxubevange 21 ine-weldability efanelekileyo, indawo echaphazelekayo ukushisa (i-HAZ) inokubandezeleka ngenxa yemvula ye-carbide, ukuthotywa kwe-corrosion ukumelana neendawo kwiindawo ezinzima. Kwinkonzo ebalulekileyo, i-PWHT ayixoxisi ukubuyisela i-microstructure. Sifunde oku emva kokusilela kwintsimi yoqhagamshelwano oludityanisiweyo lweflange; i-weld ngokwayo yayivakala, kodwa i-pitting iqaliswe kanye kwi-HAZ.
Ekugqibeleni, kukho uhlalutyo lweendleko-inzuzo. Ingxubevange 21 iyabiza. Awuyisebenzisi apho i-904L engenastainless inokwanela. Ukulungelelaniswa kwayo kuvela kubomi benkonzo eyandisiweyo, ukunciphisa ixesha lokunciphisa, kunye nokhuseleko ekuphatheni imidiya eyingozi. Ubalo kufuneka lujonge ixabiso elipheleleyo lobunini, hayi nje ixabiso leqhekeza lokuqala. Ngamanye amaxesha, ukukholisa umxhasi koku kufuna ukubabonisa iimeko zembali zokusilela ngemathiriyeli efikelelekayo-ingxoxo ecengayo, ukuba iyakhathaza.
Iingcinga zokuGqukumbela malunga nokusasazwa okuSebenzayo
Ke, kusishiya phi ke oku Ingxubevange 21? Yimpahla yengcali. Ixabiso layo livulwa ngokusetyenziswa okuchanekileyo, ukwenziwa ngokucokisekileyo, kunye nokuqonda okunzulu kwee-quirks zayo. Ayiyiyo isethi kwaye uyilibale i-alloy. Impumelelo ixhomekeke kubo bonke ubuchule bokubonelela-ukusuka kwi-metallurgist evuma i-melt cert ukuya kumachinist okhetha iiparameters zokupasa kokugqiba.
Kwiinjineli kunye nabathengayo, isifundo kukujonga ngaphaya kwebakala lemathiriyeli yegeneric. Basebenzisane nabaqulunqi ababonisa amava athile, njengabo ishishini labo eliphambili libandakanya ulawulo lwexesha elide lweeprojekthi ezikhethekileyo zealloy. Buza iiparamitha zabo ze-machining, ii-QC sheets zabo zokuphosa okufanayo, indlela yabo yokuvavanya okungonakalisi. Iimpendulo ziya kukuxelela ngaphezu kwayo nayiphi na incwadana enemibala eqaqambileyo.
Ekugqibeleni, izinto ezifana Ingxubevange 21 zizixhobo ezikwibhokisi yezixhobo zobunjineli. Ukusebenza kwazo kuxhomekeke ngokupheleleyo kubuchule bengcibi ezisebenzisayo. Nokuba yeyecandelo elibalulekileyo kwisityalo sekhemikhali okanye inxalenye ekhethekileyo yophando oluphambili, imigaqo ihleli: hlonipha iimpawu zemathiriyeli, lawula inkqubo, kwaye uqinisekise ukusebenza. Yiloo ndlela uhamba ngayo ukusuka kwinkcazo yethiyori ukuya kwindawo ethembekileyo, esebenzayo kwintsimi.
