Intsimbi yeAlloy vs iStainless Steel: Ukukhetha iSimbi esiLungileyo kwiProjekthi yakho

Kumsebenzi weprojekthi, ingxaki idla ngokuba yintsimbi ye-alloy okanye insimbi engenasici. Ngokubanzi, zombini izixhobo, ngenxa yamandla abo, ukuqina, kunye nokuguquguquka, zineempawu ezahlukileyo ezimele zikhethwe ngokufanelekileyo kwizicelo ezithile. Eli nqaku linika isikhokelo esigxininisa ukungafani okuphambili phakathi kwe-alloy kunye nensimbi engenasici, ekuvumela ukuba wenze ukhetho olunolwazi olusekelwe kwizinto ezifana nokubunjwa, ukusebenza, ukuphumelela kweendleko, kunye neziphumo. Izicelo libali lentsimbi eliza kwaziwa eliya kugqiba impumelelo kunye nobomi obude beprojekthi kulwakhiwo, oomatshini, okanye iimpahla zabathengi.

Ukuqonda i-Alloy Steel kunye ne-Stainless Steel

Intsimbi ye-alloy ibhekisa kwiintsimbi eziguqulwe ngokongezwa kwezinto ezidibanisayo, ezifana ne-chromium, i-nickel, i-manganese, i-vanadium, kunye ne-molybdenum, ukuphucula iimpawu zazo zoomatshini. Injongo ephambili kukubonelela ngamandla aphuculweyo, ukuqina, ukumelana nokuguguleka, kunye nokumelana nokugqwala, kuxhomekeke kwisicelo esithile. Rhoqo, iintsimbi ze-alloy zisetyenziswa kwizixhobo zesakhiwo, kwiindawo zeemoto, nakwizixhobo ngenxa yokuguquguquka kwazo kunye nokuzivumelanisa neemeko ezahlukeneyo. Nangona kunjalo, intsimbi engagqwali inika amandla angcono okumelana nokugqwala xa idibene nokugqwala.

Intsimbi engagqwaliyo yahlulwe kukuxinana kwayo okuphezulu kwe-chromium, edla ngokudlula i-10.5%, evumela ukwakheka komaleko we-oxide obhityileyo nocacileyo wokukhusela kumphezulu wentsimbi engagqwaliyo. Olu maleko we-oxide yimbangela yokuba intsimbi engagqwaliyo ikwazi ukumelana nokugqwala kakhulu, ingakumbi kwiindawo ezimanzi nezimanzi, kwiindawo ezineekhemikhali ezithile ezirhabaxa, okanye kwiindawo ezinamaqondo obushushu aphezulu. Intsimbi engagqwaliyo ikwahlala ixesha elide, icocekile, kwaye iyathandeka, nto leyo eye yenza kube lula ukuyisebenzisa rhoqo kwiindawo zokwakha, izixhobo zasekhitshini, izixhobo zonyango, kunye nokulungiswa kokutya. Ngokwesiqhelo, intsimbi engagqwali ibiza kakhulu kunentsimbi ye-alloy, kodwa kwiimeko ezininzi, ukusebenza kwayo ngokuhamba kwexesha kuhlawula utyalo-mali lokuqala.

Ukuqulunqwa kwe-Alloy Steel

Ngokusebenzisa isinyithi esithile, intsimbi ye-Alloy yenziwa xa izinto ezahlukeneyo zokudibanisa, ukongeza kwikhabhoni kunye nesinyithi, zongezwa ukuphucula iimpawu zoomatshini kunye nokuziphatha phantsi kweemeko ezithile. Izinto eziphezulu zokudibanisa zinokuba yi-manganese, i-chromium, i-nickel, i-molybdenum, i-vanadium, i-silicon, kunye ne-boron. Ezi zinto zixutywe ngoxinzelelo kangangokuba zinika iimpawu ezikhethwayo zamandla, ukuqina, kunye nokumelana nokuguguleka kunye nokuqina. I-chromium encinci isebenza njengomqobo ekuchaseni ukugqwala kunye ne-oxidation; endaweni yoko, i-nickel yonyusa ukuqina kunye namandla okuchaphazela kumaqondo obushushu aphantsi. I-Molybdenum, kwelinye icala, ivelisa amandla angcono obushushu obuphezulu kunye nokumelana nokuthamba ngexesha lonyango lobushushu . Ukwakheka ngokuchanekileyo kwentsimbi ye-alloy kubonelela ngezikhokelo zokulungisa kakuhle kwizicelo ezahlukeneyo zoshishino, kubandakanya iimoto, ulwakhiwo, amandla, kunye ne-aerospace, ukuze kufezekiswe ukusebenza okukhethekileyo.

Ukuqulunqwa kweNtsimbi engatyiwayo

Intsimbi engagqwaliyo idibanisa iqela lee-alloys ngokungeyonyani, apho izinto eziphambili ziyintsimbi, i-chromium, kunye ne-carbon, kunye nokongezwa kwe-nickel, i-molybdenum, kunye ne-manganese njengoko kufuneka kwiipropati ezithile ezikhethekileyo. Okuchazwa yintsimbi engagqwaliyo ngokuyintloko ngumxholo wayo we-chromium, oqhele ukuba phakathi kwe-10.5% ukuya kwi-30%. I-Chromium, xa kukho ioksijini yomoya, yenza umaleko we-oxide kumphezulu wentsimbi, kwaye olu maleko luncinci kwaye lunamathela kangangokuba aluphazamisi okanye aluthinteli umsebenzi walo njengentsimbi. Ngulo maleko we-oxide owenza intsimbi engagqwaliyo imelane nokugqwala. Ngokwesiqhelo, i-nickel yongezwa ukuze inike isakhiwo se-austenitic, i-ductility elungileyo, kunye nokuqina, kunye nokumelana nokuhlaselwa yi-asidi. I-Molybdenum inika ukumelana nokugqwala kwe-pitting kunye ne-crevice, okugxininiswa ngakumbi kwiindawo ze-chloride. Ezinye izinto ezincinci, ezifana ne-nitrogen, zongeza amandla kunye nokuqina. Ukudibana okugqibeleleyo kwezinto kunika amandla e-stainless steel premium, asetyenziswa kumashishini afana nokhathalelo lwempilo, ukucubungula iikhemikhali, uyilo lwezakhiwo, kunye neshishini lokutya, apho iintlobo ezahlukeneyo zentsimbi zibalulekile ekuchaseni ukugqwala kwaye ezinye zifuna iimfuno zococeko.

Izinto ezingundoqo zokudibanisa

1. I-Chromium (Cr): I-Chromium yintsimbi yentsimbi engatyiwayo. Ikhusela i-corrosion ngenxa yokwenziwa kwefilimu ye-oxide ye-passive kumphezulu-ukukhusela izinto eziphathekayo kwiimeko zokusingqongileyo ezifana nokufuma kunye noxinzelelo lwe-oxygen. Ngokuqhelekileyo, insimbi engenasici iqulethe umxholo we-chromium phezulu kwe-10.5% ukukhuthaza ukukhuselwa kunye nokuchasana ngakumbi kwiindawo ezinzima.
2. I-Nickel (Ni): Oku kwandisa ukuqina, amandla, kunye ne-ductility yensimbi engenasici kumaqondo obushushu aphantsi. Inganika ukuxhathisa kwizisombululo ze-asidi kunye ne-caustic, ebaluleke kakhulu kwimichiza kunye neendawo zaselwandle. Ukuzinziswa kwesakhiwo seFCC kumabakala e-austenitic kuncediswa kakhulu nge-nickel.
3. I-Molybdenum (Mo): Ikho ngokubanzi ngokwemiyinge ukusuka malunga ne-2% ukuya kwi-3%, i-molybdenum yongeza ngokubonakalayo ukuxhathisa kwiindidi ze-corrosion zasekhaya, ezinje ngemingxuma kunye nokuhlwa kwemingxuma. Le elementi ibaluleke kakhulu kwiindawo ezinekloridi: ngokusingqongileyo okunekloridi, zithetha ukuba sesichengeni samanzi olwandle kunye neenkqubo zemizi-mveliso ezisebenza ngeBrine okanye iikhemikhali ezisekwe kwikloridi.
4. I-nitrogen (N): Ifaka isandla ekomelezeni iipropathi zoomatshini njengamandla okuqina okugqibela kunye nokomelela kwesivuno; ngaphezu koko, iphucula ukunganyangeki kwe-corrosion kwiintsimbi ezingenasici, ngakumbi kwiindawo ezincitshisiweyo kunye nemingxuma emxinwa ngokuzinzisa isakhiwo se-austenitic.
5. Ikhabhoni (C): Ubukho bayo bukhawulelwe ngenxa yokuba kulindeleke ukuba yenze i-carbides, inqanda ukubola emanzini. Nangona kunjalo, inqanaba elilawulwa yi-trim yekhabhoni ekhoyo inokuncedisa amandla kunye nobunzima, kunye nekhabhoni ekugxininiseni okuphantsi kufumaneka kwii-alloys ezinobumba L kumagama abo (304L) ukuphepha le miphumo emibi ngelixa ugcina ezinye izinto.
6. IManganese (Mn): I-Manganese ithatha indawo yenickel kwamanye amabanga entsimbi engatyiwayo ukuze ifikelele kwixabiso eliphantsi kodwa ingabi nalahleko yamandla kunye nokumelana nomhlwa. Kwakhona kuphucula iipropati zokusebenza ezishushu kunye ne-deoxidation ngexesha le-steelmaking.
7. Isilicon (Si): Xa ifakwe kwiincinci ezincinci, iphucula ukuxhathisa kwe-oxidation kwaye, ngexesha elifanayo, iphucula ukusebenza kwentsimbi phantsi kobushushu obuphakamileyo. Ikwanceda ekuqhubeni ngokusebenza njenge-flux kwintsimbi etyhidiweyo.

Iipropati ze-Alloy Steel kunye ne-Stainless Steel

Iinkcazelo ngeNtsimbi yeAlloy:

1. Amandla kunye noKuhlala ixesha elide: Insimbi ye-alloy ibonisa ukomeleza kunye nokuqina kwaye isetyenziswa lishishini lemveliso kwizicelo ezikhethekileyo kulwakhiwo kunye neendawo zeemoto.
2. Ukuxhathisa kuMhlwa: Ubukho bezinto ezifana nechromium kunye nentsimbi kwandisa ukuxhathisa kwayo kumhlwa kunye ne-oxidation, ngoko kwandisa ubude bobomi bemathiriyeli kwizinto ezikhohlisayo.
3. Ukuqina kunye nokuNxitywa kweNxibelelwano: Insimbi ye-alloy ibonisa ubunzima obuphezulu kunye nokumelana nokunxiba, okuyimfuneko kwizixhobo kunye noomatshini abaphantsi koxinzelelo oluphezulu okanye amandla abrasive.
4. I-Versatility: Inokuguqulwa ukuze ihambelane nayiphi na injongo ngokutshintsha uhlobo kunye nobungakanani bento edibeneyo, ngaloo ndlela inikezela uyilo lobunjineli ngenkululeko epheleleyo.

Iinkcazelo ngeNtsimbi eNgatyiwayo:

1. I-Corrosion Resistance: Insimbi engenasici lolona khetho lubalaseleyo ekuxhathiseni ukubola, nto leyo eyenza umaleko we-oxide we-passive oyikhuselayo kumhlwa.
2. IiPropathi Zococeko Nezobuhle: Intsimbi engatyiwayo inendawo egudileyo, eyenza kube lula ukuyicoca, nto leyo eluncedo ngokukhethekileyo kwimimandla apho ucoceko lubalulekile, njengezixhobo zonyango nezokulungisa ukutya.
3. Ukumelana nobushushu: Intsimbi engatyiwayo iyamelana namaqondo obushushu aphezulu, iyenza ilungele ukusetyenziswa kwiindawo zokutshintsha ubushushu, iinxalenye zesithando somlilo, kunye nezinye izicelo.
4. Ukuqina: Ibonisa ukuqina okuphezulu kakhulu, ukumelana nempembelelo ngaphandle kokuqhekeka naphantsi kweemeko ezigqithisileyo.

Ukomelela kunye noKuhlala ixesha elide

Ngesakhono sokumelana ne-corrosion, i-stainless steel iqhayisa ngomlinganiselo okhethekileyo wamandla-to-weight, okwenza kube yinto efunekayo kumacandelo oshishino kunye nezakhiwo. Ngaphantsi koxinzelelo olukhulu lomatshini, iphinde inikwe amandla okugcina imfezeko yolwakhiwo kwaye ke ngoko imelane nobunzima bezicelo ezibangwa kakhulu, kubandakanya ubume bokwakha, izixhobo zemoto, kunye noyilo lwe-aerospace. Ngenkqubela phambili yamva nje kwiinkqubo zemetallurgical zokuphuhlisa iintsimbi eziphindwe kabini, le ntsimbi ingenasici iye yaziswa ngokomelela okuthe kratya kunye nokuxhathisa ukudinwa. Ukuqhubela phambili kwenza ukuba le ntsimbi isetyenziswe ngokuthembekileyo phantsi koxinzelelo lwe-cyclical okanye naluphi na uhlobo lomthwalo onzima. Ngaphandle kokuxhathisa ukurhubuluza phantsi kwamaqondo obushushu aphezulu, ikwayaziwa ukuba ifuna iindleko eziphantsi kakhulu zokuyilungisa kwaye ke inokuthi ithathelwe ingqalelo njengesixhobo esomeleleyo nesingabizi kakhulu kubo bonke ubomi bayo benkonzo.

Nokumelana Resistance

Intsimbi engatyiwayo iyaxhathisa ngenxa yomaleko wechromium oxide owenziweyo kumphezulu wayo. Le chromium oxide ibhityile ibhityile kakhulu kwaye isebenza njengekhaka, ikhusela i-oxidation yentsimbi ebangelwa yioksijini kunye nokufuma. Umxholo wechromium ubuncinane we-10.5% unyanzelekile ukuba ufezekise le propati; Ukudibanisa nge-molybdenum kunye ne-nickel kwandisa ngakumbi ukuxhathisa kwentsimbi engatyiwayo ngokuchasene nezinto eziyingozi kakhulu njengekloridi, iiasidi, kunye namanzi anetyuwa. Umzekelo, iindidi ezinje nge-SS grade 316 kunye ne-duplex ziintlobo zentsimbi engatyiwayo eyenziwe ukuba isebenze ngokugqwesileyo kwiindawo ezinobutshaba ezinje nge-marine and chemical processing applications. Uphuhliso oluthe kratya kuyilo lwealloyi luvelise imingxuma engcono kunye ne-crevice ukumelana ne-corrosion steel stainless steel, ngoko ke ezi zinokusetyenzwa apho ukuvezwa kweekhemikhali ezinobundlongo-ndlongo kunye nokufuma okugqithisileyo kudla ngokuqubisana nazo, ezifana nezityalo zokukhupha ityuwa kunye nezakhiwo ezikude nonxweme. Oku kuqina okuphezulu kubaluleke kakhulu kumashishini axabisa ukuqina kwezinto eziphathekayo kunye nokuthembeka.

Ukuthelekiswa kobuchule

Usetyenziso lweNtsimbi yeAlloy vs Stainless Steel

Usetyenziso lwentsimbi yentsimbi:

1. Izixhobo zeMoto: Ukusuka kwi-alloy yensimbi ye-alloy kumbono-okunokwenzeka, iigiya, i-shafts, i-axles, kunye ne-crankshafts ziveliswa zonke, zigcina umlinganiselo ophezulu wobunzima kunye nokumelana nokudinwa okulungileyo.
2. ukwakhiwa: Amandla aphezulu, i-alloy ephantsi (i-HSLA) i-steels isetyenziselwa amalungu esakhiwo, iibhuloho, kunye nemivalo yokuqinisa ngenxa yokuqina kwazo okuphezulu kunye nomthamo wokulayisha.
3. Ukuveliswa kwamandla: Kwizityalo zamandla e-thermal kunye nenyukliya, izinto ezinzima ezifana ne-turbine blades kunye ne-rotors ziphathwa nge-alloy steel ukumelana noxinzelelo oluphezulu kunye namaqondo obushushu.
4. Ishishini leoli negesi: Luhlobo lwemibhobho yentsimbi yealloyi kunye netyhubhu kunye neevalvu zenkonzo emuncu-ingxubevange yentsimbi-esekelwe kwiinkqubo ezixhathisa ukubola kunye nokusingqongileyo kwe-hydrogen sulfide.

Usetyenziso lweNsimbi engatyiwa:

1. Izixhobo zonyango: Izixhobo zotyando, ukufakelwa, kunye nezixhobo zonyango zixhamla kwi-biocompatibility yensimbi engenasici kunye nokuchasana neenkqubo zokuvala inzala.
2. Icandelo lokutya kunye neZiselo: Insimbi engenasici isemgangathweni kwizixhobo zokusebenza, iitanki, kunye nezixhobo zasekhitshini ngenxa yokulula kwayo ukucoca kunye nokungaphindi kunye neemveliso zokutya.
3. Amashishini eMichiza kunye naMayeza: Insimbi engenasici isetyenziswa kwii-reactors, iitanki zokugcina, kunye neenkqubo zemibhobho ukulwa nokubola kwiikhemikhali ezinobundlobongela.
4. Usetyenziso lwaseLwandle: I-Marine Application propeller shafts, fasteners, kunye ne-fittings zisebenzisa insimbi engenasici, ngakumbi i-grade 316L, ukuze imelane ne-corrosion kwindawo yamanzi yetyuwa.

Amashishini asebenzisa intsimbi yentsimbi

1. Industry Automotive: Kujongwe kakhulu kukwenziwa koomatshini abakhulu beemoto, ngakumbi iigiya, ii-crankshafts, ii-asi kunye namalungu e-injini. Ngenxa yamandla ayo akhethekileyo, ukuqina, kunye neempawu zokungagugi, ifaneleka kakhulu kwizicelo apho ubulukhuni bufunekayo phambi koxinzelelo kunye neempembelelo.
2. Icandelo loKwakha: Ishishini lokwakha lixhomekeke kakhulu kwiintsimbi zealloyi kwizicelo zesakhiwo ezifana nemiqadi kunye ne-rebar kunye nesakhelo. Ukukwazi ukuthwala imithwalo enzima kunye nokuqina okuphezulu kuxabiswa amaqashiso kwizakhiwo eziphakamileyo, iibhulorho, kunye nokufezekiswa kwezinye iziseko.
3. I-Aerospace kunye noKhuselo: I-alloy steel ratio igqwesileyo kubunzima bobunzima kunye nokuchasana nokudinwa kwenza ukuba kubaluleke kakhulu kwi-aerospace kunye nokukhusela. Isetyenziswa kwizixhobo zokumisa inqwelomoya, iinxalenye zeinjini yomoya, kunye neenkqubo zomjukujelwa, idatha ifuna ukusebenza kwesicelo esikhuphisanayo nentembeko ethile phantsi kweemeko ezigqithisileyo.
4. iCandelo lezaMandla: Ingxubevange yentsimbi ifumana ukusetyenziswa ngaphakathi kokuveliswa kwamandla kunye nokuhanjiswa kwezicelo kwiincakuba zeinjini yomoya, imibhobho, iinkqubo zebhoyila, njalo njalo. Ngokuxhathisa okukhulu kuxinzelelo oluphezulu namaqondo obushushu, zihlala ziphakathi kwezinto eziyimfuneko kumafutha efosili, inyukliya, kunye neenkqubo zamandla ahlaziyekayo.
5. Isixhobo kunye neshishini lokufa: Ngombulelo kubunzima bayo kunye neempawu ezintle zomatshini, insimbi ye-alloy ingasetyenziselwa ukuvelisa izixhobo zokusika, ukufa kunye nokubumba. Ezi zifuna ukuchaneka, kwaye ukuxhathisa ukunxiba kuqinisekisiwe ekusebenzeni kunye nokuphila ixesha elide.

Usetyenziso oluQhelekileyo lweNtsimbi engatyiwayo

1. Ulwakhiwo kunye neZakhiwo: Ngenxa yokunganyangeki kwe-corrosion ebonwe kwiintsimbi ezingenasici, bafumana ukusetyenziswa okubanzi ekwakhiweni. Isetyenziselwa ulwakhiwo, iifacade zokwakha, kunye neengqikelelo zoyilo lwangoku, apho amandla kunye nesibheno sobuhle bentsimbi engatyiwa zixatyiswe kakhulu.
2. Icandelo lokutya kunye neZiselo: Ngenxa yeempawu zayo zococeko, intsimbi engatyiwayo iyakhethwa xa kusenziwa oomatshini bokwenza ukutya, izixhobo zombane kunye neetanki zokugcina. Umphezulu wayo ongenazintunja uvalela iintsholongwane ithuba lokuhlala echwebeni, ngaloo ndlela iqinisekisa iimfuno ezibekelwe bucala phantsi kwemigangatho engqongqo yococeko.
3. Usetyenziso lwezoNyango noLwamayeza: Ngenxa ye-biocompatibility yazo, i-stainless steels isetyenziselwa ukuveliswa kwezixhobo zonyango kunye nezixhobo zotyando, ukufakelwa kwamathambo, kunye nefenitshala yezinga lesibhedlele, ngaloo ndlela kusekwa iindawo eziyinyumba kunye nokuqinisekisa ukusebenza kwexesha elide lezixhobo zabo.
4. Izithuthi kunye nezoThutho: Insimbi engenasici isetyenziswa kushishino lweemoto kwiinkqubo zokukhupha, i-trim, kunye nezakhiwo. Ukuchasana nokushisa kunye nokubola kuqinisekisa ukuhlala phantsi kweemeko zokusebenza ezinzima, ngelixa iimpawu zayo ezilula zinegalelo ekuphuculeni ukusebenza kakuhle kwamafutha.
5. Amandla kunye nesiZukulwana saMandla: Insimbi engenasici ibalulekile kumacandelo amandla, ngakumbi kulwakhiwo lweebhoyila, utshintshiselwano lobushushu, kunye neenkqubo zemibhobho. Ikhono layo lokumelana nokusingqongileyo okugqithisileyo, kubandakanywa ukuvezwa kwi-high-pressure steam kunye nezixhobo ze-caustic, iqinisekisa ukusebenza kakuhle kunye nokuphila ixesha elide.

Iiyantlukwano eziphambili phakathi kwe-Alloy Steel kunye ne-Stainless Steel

1. ukwakhiwa:

Iintsimbi ze-alloy zenziwe ngokukodwa ngokudibanisa izinto ezixutywayo kwi-carbon steel ukunyusa iimpawu zabo zomatshini. Iintsimbi ezingenasici ziqulethe i-chromium engaphantsi kwe-10.5%, enika ukuxhathisa ukubola.

2. Nokumelana Resistance:

Ngenxa yesiqulatho se-chromium yentsimbi engatyiwayo, ixhathisa kakhulu kwirusi kunye ne-corrosion, iyenza ilungele ukusetyenziswa kwindawo apho kukho ukufuma okanye imichiza. Intsimbi ye-alloy inika ukuxhathisa kokutya okuphakathi, kunye neengubo ezongezelelweyo okanye unyango lunokuphucula ngakumbi.

3. izicelo:

Insimbi ye-alloy, inxalenye enkulu, isetyenziselwa i-automotive, i-aerospace, kunye nezicelo zesakhiwo apho amandla aphezulu kunye nokuqina kuyadingeka. Noko ke, intsimbi engatyiwayo iyafuneka apho ucoceko kunye nokumelana nomhlwa kubalulekile, njengezixhobo zonyango, izixhobo zasekhitshini, ukusetyenzwa kweekhemikhali, kunye nokuphatha imichiza.

4. ixabiso:

5. nokugcinwa:

Ukuthelekisa i-Alloy Steel kunye ne-Stainless Steel

Ukusebenza kwiiNdawo ezahlukeneyo

Iintsimbi zekhabhoni ziqinile ngokwendalo kwaye ziyaguquguquka. Nangona kunjalo, ngaphandle kweengubo okanye unyango, umngcipheko wokugqwala kwiindawo ezimanzi okanye ezonakalisayo ziphezulu kakhulu; ngoko, ukulinganiselwa kweentsimbi zekhabhoni kwiindawo ezimanzi okanye ezinxwemeni. Kwiindawo ezingafanelanga kukufuma okuphezulu, intsimbi yekhabhoni ibalasele kuyilo nolwakhiwo lwemizi-mveliso ngenxa yokuqina kwayo okuphezulu kunye nendalo engabizi kakhulu.

Ukuqwalaselwa kweendleko

Ukukhetha iSsimbi esiLungileyo kwiimfuno zakho

Ukumisela ukuba yeyiphi intsimbi efanelekileyo kwiimfuno zomntu iqala ngokuchaza izinto ezithile ekufuneka ziqwalaselwe kwisicelo. Uvavanyo lwamandla omatshini, ukuchaphazeleka kokutshintsha kwendalo, iimfuno zobunzima, kunye nokubanakho ukunxiba kunye nokukrazula kufuneka kufakwe. Kwiimeko ezifuna amandla aphezulu kunye nokuqina, ngokubanzi, iintsimbi ze-alloy ziyindlela ebalaseleyo eneempawu eziphuculweyo zokusebenza. Eyona nto ibalulekileyo apha kukuba ingaba ukuxhathisa umhlwa kukwinqanaba eliphezulu kuluhlu; ukuba iyenzeka, ukukhetha iintsimbi ezingenasici kunye nomxholo wazo wechromium kuya kuqinisekisa ukuxhathisa kwiindawo ezinzima. Enye into ekufuneka iqwalaselwe, kunjalo, iindleko: iintsimbi zekhabhoni ziyindlela esebenzayo ukuba isicelo asibandakanyi uxinzelelo olugqithisileyo lokusingqongileyo. Ezi ntlobo zokhetho kufuneka zibe selubala, zivumele ukulungelelana okufanelekileyo; ngoko ke, iinkcukacha zezinto eziphathekayo okanye imigangatho yoshishino kufuneka isetyenziswe ukuqinisekisa ukuba intsimbi ihlangabezana neenjongo zeprojekthi kunye nezoqoqosho.

IsiKhokelo kwizicelo zoShishino

Ukukhetha eyona ntsimbi ifanelekileyo kwizicelo zoshishino kufuna uviwo olucokisekileyo lweemeko zokusebenza, iimfuno zoomatshini, kunye nokulindela ukusebenza kwexesha elide. Kubushushu obuphezulu, iintsimbi ze-Cr-Mo zisetyenziswa ngokubanzi ngenxa yokuxhathisa kwazo kunye nokuzinza kwe-thermal. Ngokwahlukileyo, ngenxa yokushisa okuphantsi okanye umsebenzi we-cryogenic, i-AISI 304L okanye i-316L iintlobo ze-austenitic stainless steels zikhethwayo, zinikwe ukuqina kwazo okuphezulu kunye ne-ductility kumaqondo angaphantsi kwe-zero.

Kwiinkqubo zokuvelisa ezibandakanya ukunxitywa okukhulu okanye i-abrasion, iintsimbi ezinganxibiyo ezifana ne-AR400 okanye i-AR500 ziyacetyiswa. Bavumela amanqanaba aphezulu obunzima kunye nokuqina okumangalisayo phantsi kwengxabano eqhubekayo okanye impembelelo yokuguga. Amashishini aneemfuno eziphezulu zokuxhathisa umhlwa, afana nemizi-mveliso yaselwandle okanye yokwenziwa kweekhemikhali, inokuxhomekeka kwiintsimbi eziphindwe kabini, ezilungelelanisa amandla kunye noxhathiso lomhlwa ngolwakhiwo lwazo lwezigaba ezimbini.

Xa ukhetha imathiriyeli efanelekileyo, kubalulekile ukuhlola ukusebenza kunye neerekhodi zokuthotyelwa ezisekwe yi-ASTM, EN, okanye imigangatho ye-ISO. Ukongeza, injineli kufuneka kwakhona iqwalasele i-weldability, machinability, kunye neendleko zokugcina, ngaloo ndlela igalelo ekusebenzeni okufunekayo kwisicelo semizi-mveliso. Ukukhethwa okuchanekileyo kwezinto eziphathekayo, kudibaniswa nemigangatho yoyilo oluyimfuneko kunye nemimiselo yokhuseleko, kuya kuqinisekisa iziphumo ezisebenzayo kunye nokugqwesa kokusebenza.

IiProjekthi zoBuqu kunye nokuSetyenziswa kweKhaya