
2026-10-24
Isishwankathelo: Thelekisa i-Inconel 718 kunye ne-Inconel 625 ngamandla, ukunganyangeki kwe-corrosion, unyango lobushushu, kunye neemfuno zokuvelisa ukukhetha i-alloy efanelekileyo yecandelo lakho.
Ukukhetha phakathi kwe-Inconel 718 kunye ne-Inconel 625 kufuna okungaphezulu kunokuthelekisa iipropati zoomatshini. Zombini zi-alloys ezisekelwe kwi-nickel ezisetyenziselwa ukufunwa kweendawo zoshishino, kodwa ziyahluka kwiindlela zokuqinisa, ukusebenza kwe-corrosion, iimfuno zonyango lokushisa, kunye nokuqwalaselwa kokuvelisa.
I-Inconel 718 idla ngokuqwalaselwa xa amandla aphezulu omatshini kwimeko echaziweyo yokuphathwa ngubushushu kuyimfuno ephambili. I-Inconel 625 ivandlakanywa rhoqo xa ukuxhathisa kwe-corrosion, iimpawu zokwenziwa, kunye nokudibanisa ukusebenza komatshini kunye nokusingqongileyo kubalulekile. Akukho ngxubevange yongamileyo jikelele; ukhetho olufanelekileyo luxhomekeke kwiimeko zokusebenza zecandelo, ifom yezinto eziphathekayo, kunye neemfuno zoyilo.
Kwiinjineli kunye namaqela okuthengwa kwe-OEM, eyona ndlela ithembekileyo kukuvavanya isicelo esipheleleyo ngaphambi kokuchaza i-alloy. Esi sikhokelo sithelekisa izinto ezimbini kwaye sichaza izinto ezichaphazela ukhetho lwamacandelo.
Umahluko omkhulu phakathi kwe-Inconel 718 kunye ne-Inconel 625 ilele kwiindlela zabo zokuqinisa kunye nendlela iipropati zabo ezihambelana ngayo neemfuno ezahlukeneyo zenkonzo.
I-Inconel 718 yi-alloy esekwe kwi-nickel-hardenable. Amandla ayo aphuhliswa ngesisombululo esicacisiweyo-unyango kunye nenkqubo yokuguga eyenza izigaba zokuqinisa ngaphakathi kwe-metal matrix.
I-Inconel 625 iyomelezwa ngokukodwa yimiphumo ye-molybdenum kunye ne-niobium kwi-nickel-chromium matrix yayo. Ayifuni unyango lokuqina kwemvula ukufezekisa eyona ndlela iphambili yokomeleza. Ikwaziwa ngokuxhathisa ukubola kunye nokuguquguquka kwemveliso.
Lo mahluko unempembelelo ekukhetheni izinto:
Umahluko asikokuba enye ialloyi inika amandla ngelixa enye ibonelela ngokumelana nokubola. Zombini zinika indibaniselwano yezi propati. Isigqibo sixhomekeke kwiimfuno ezilawula isicelo.
Le theyibhile ilandelayo ishwankathela iiyantlukwano ngokubanzi zokuhlolwa kwezinto zokuqala. Ayisiyo indawo yokuthelekisa iipropati phantsi kweenkcazo ezifanayo kunye neemeko eziphathekayo.
| Umba wokukhetha | Ikhoneli 718 | Ikhoneli 625 |
|---|---|---|
| Indlela yokomeleza | Imvula iyaqina ngonyango lobushushu obulawulwayo | Ukomelezwa kwesisombululo esiluqilima |
| Amandla omatshini | Unokufezekisa amandla aphezulu kwimeko yobudala obuchaziweyo | Inika indibaniselwano eluncedo yamandla kunye ne-ductility, kuxhomekeke kwimeko yezinto eziphathekayo |
| Ukumelana nokubola | Inikezela ngokumelana nomhlwa, ngokuxhomekeke kwimeko yenkonzo | Yaziwa ngoxhathiso oluluqilima kwiindawo ezininzi ezonakalisayo |
| Iingqwalasela zokunyanga ubushushu | Unyango lwesisombululo kunye nokuguga kubalulekile xa iipropati ezichaziweyo zifunekayo | Ukuqina kwemvula akuyomfuneko kwindlela yayo eyintloko yokomeleza |
| Iingqwalasela zokwenziwa | Ukunyangwa kobushushu, ukulandelelana komatshini, kunye nemeko yokugqibela yezinto ifuna ulungelelwaniso | Iyaziwa ngokuyila okulungileyo kunye neempawu zokujoyina, kunye neengqwalasela ezithile zenkqubo |
| Ukhetho oluphambili oluphambili | Amandla omatshini aphezulu kunye nokusebenza koomatshini okuchaziweyo | Ukumelana nokubola, iimfuno zokwenziwa, kunye nokusebenza okulinganayo |
| Imiba yokugqibela yokukhetha | Umthwalo, ubushushu, ukudinwa, ifom yemveliso, kunye nonyango lobushushu | Ikhemikhali yolwelo, iindlela zokubola, umthwalo, ubushushu, kunye nefom yemveliso |
Iinkcazo zobugcisa ezingentla zihambelana nolwazi olupapashwe ngumenzi we-Inconel 718 kunye ne-Inconel 625.
Iipropati ezizizo zixhomekeke kwinkcazo esebenzayo, ifom yemveliso, imbali yokucubungula, kunye nemeko yonyango lokushisa. Idatha yeefom zezinto ezahlukeneyo akufanele zithelekiswe ngokungathi zimele iimeko ezilinganayo.
Amandla omatshini kunye nokusebenza kobushushu obuphezulu kuhambelana, kodwa azikho iindlela zokukhetha ezinokutshintshiselwa. Icandelo lingadinga ukumelana nomthwalo ophezulu osetyenzisiweyo, ligcine uzinzo lwe-dimensional kwiqondo lokushisa eliphakamileyo, lixhathise imijikelezo ye-thermal ephindaphindiweyo, okanye liyanelisa ubomi benkonzo ethile. Imfuno nganye kufuneka ivavanywe ngokwahlukeneyo.
I-Inconel 718 ihlala ingumgqatswa ofanelekileyo wovavanyo lokuqala xa amandla omatshini aphezulu eyimfuno enkulu yoyilo.
I-precipitation-hardening mechanism ivumela iimpawu zayo zomatshini ukuba ziphuhliswe ngenkqubo elawulwayo yokushisa ukushisa. Iimpawu ezibangelwayo zixhomekeke kunyango oluchaziweyo kunye nemeko yezinto eziphathekayo.
Xa uvavanya i-Inconel 718 yecandelo lemizi-mveliso, iinjineli kufuneka ziqwalasele:
Ngokomzekelo, icandelo lomatshini elilayishwe kakhulu linokufuna izinto ezinomgangatho ochaziweyo wamandla kunye nemeko ebhaliweyo yonyango lokushisa. Ukukhetha i-Inconel 718 ngegama kuphela akuqinisekisi ukuba icandelo eligqityiweyo liyahlangabezana nezo mfuno.
Ulandelelwano lwemveliso nalo lubalulekile. Ukutshiza ngaphambi okanye emva konyango lobushushu kunokuchaphazela ukucwangciswa kwemveliso, ulawulo lwe-dimensional, kunye nemeko apho icandelo eligqityiweyo lihlolwa.

Zombini i-Inconel 718 kunye ne-Inconel 625 zisetyenziswa kwiindawo ezifunayo zokushisa, kodwa ukufaneleka kwazo kuxhomekeke ekudityanisweni kweqondo lokushisa, uxinzelelo kunye nobomi obufunekayo benkonzo.
I-Inconel 718 ivandlakanywa ngokuqhelekileyo kwizicelo ezifuna amandla omatshini aphezulu kwimeko ethile. I-Inconel 625 inika indibaniselwano yamandla, ukumelana ne-oxidation, kunye nezinye iipropathi ezinokuba luncedo kwiindawo eziphakamileyo zobushushu.
Ikhono lezinto eziphathekayo lokunyamezela ubushushu obuthile akuthethi ngokuzenzekelayo ukuba unokuxhasa umthwalo ofunekayo womatshini kuloo bushushu kubomi benkonzo obujoliswe kuyo.
Ngaphambi kokuba ukhethe i-alloy yenkonzo yobushushu obuphakamileyo, misela:
Imida yobushushu kunye noxinzelelo oluvumelekileyo kufuneka lumiselwe kwidatha yemathiriyeli efanelekileyo kunye neemfuno zobunjineli. Iinkcazo zeqondo lokushisa ngokubanzi akufanele ziphathwe njengemida yoyilo jikelele.
Ukumelana nokukhula kunokuba yinto ethatha isigqibo xa ukhetha phakathi kwe-Inconel 718 kunye ne-Inconel 625. Ukhetho olufanelekileyo luxhomekeke kwindlela yokwenyani yenkqubo kunye nendlela ethile yokuhlwa, kungekuko nje ukuba isicelo sichazwa njengento edlayo.
I-Inconel 625 yaziwa ngokuxhathisa kuluhlu olubanzi lweendawo ezinobungozi. Ukwakhiwa kwayo kwe-nickel-chromium-molybdenum, kunye ne-niobium, igalelo ekuxhathiseni ukubola kunye neempawu zokuqinisa.
I-alloy isetyenziselwa izicelo ezibandakanya imo engqongileyo yaselwandle, izixhobo zokulungisa iikhemikhali, ukutshintshiselana kobushushu, imibhobho, kunye nezinye izinto ezifuna indibaniselwano yamandla kunye nokumelana nokusingqongileyo.
I-Inconel 625 inokufuneka ithathelwe ingqalelo xa icandelo livezwe koku:
Ezi ziindidi ezinokwenzeka zesicelo, hayi iziqinisekiso zokuhambelana. I-Corrosivity ixhomekeke ekubunjweni kwe-medium, i-concentration, iqondo lokushisa, iimeko zokuhamba, ukungcola, kunye nezinye izinto zokusebenza.
Umzekelo, icandelo elivezwe kumanzi olwandle linokujongana nemingcipheko eyahlukileyo ukusuka kuleyo evezwe kwikhemikhali yenkqubo yokuxinana kubushushu obuphezulu. Nokuba zombini izicelo zibandakanya umhlwa, iimfuno zabo eziphathekayo zinokwahluka kakhulu.
I-alloy ecetywayo ke ngoko kufuneka ihlolwe ngokuchasene nedatha yobugcisa ehambelana nendawo eyiyo ngaphambi kokuvunywa.
I-Inconel 718 ikwabonelela ngokumelana nokugqwala kwaye inokufaneleka kwizicelo apho amandla omatshini ayimfuneko enkulu. Ukufaneleka kwayo nangona kunjalo kufuneka kuvavanywe ngokweemeko ezithile zokusingqongileyo.
Iinjineli kufuneka zithathele ingqalelo inkqubo ephakathi, ubushushu bokusebenza, inqanaba loxinzelelo, imeko yemathiriyeli, kunye neendlela ezinokubakho zomhlwa. Imathiriyeli eyanelisa iimfuno zoyilo lomatshini isengafuna uvandlakanyo olongezelelweyo ukuba indawo yenkonzo idala umngcipheko omkhulu wokuthotywa.
Chonga indlela enokwenzeka yokusilela ngaphambi kokuthelekisa iialloyi:
Indlela efanelekileyo imisela ukuba yeyiphi idatha kunye novavanyo olufunekayo.
I-Inconel 625 ihlala ingumgqatswa owomeleleyo xa ukuchasana kokubola kukuphambili okuphambili. Nangona kunjalo, akufuneki ithathe indawo ye-Inconel 718 ngokuzenzekelayo ukuba icandelo likwaneemfuno zoomatshini ezifunekayo. Isigqibo sokugqibela kufuneka siphendule kwiimfuno zokusingqongileyo kunye nezakhiwo.
Iipropati zezinto zodwa azikhethi ukusebenza kwecandelo. Indlela yokuvelisa, imeko yezinto eziphathekayo, unyango lobushushu, umatshini, kunye nokuhlolwa kokugqibela konke kuphembelela ukuba inxalenye egqityiweyo iyahlangabezana neemfuno zayo zobunjineli.
Oku kubaluleke ngakumbi xa uthelekisa ii-alloys ezibonelelwa ngeendlela ezahlukeneyo zemveliso, ezinje ngecastings, forgings, imivalo, okanye iipleyiti.
Unyango lobushushu luqwalaselo oluphambili xa ucacisa i-Inconel 718.
Apho iipropathi zokuqina kwemvula zifuneka, unyango oluchaziweyo lwesisombululo kunye nenkqubo yokuguga kufuneka ilawulwe. Ukuphambuka kwinkqubo efunekayo kunokuchaphazela iimpawu zomatshini ezibangelwayo.
Kumacandelo e-OEM, ingcaciso yemathiriyeli kufuneka ichaze ngokucacileyo:
I-Inconel 625 ayifuni kuqiniswa kwemvula kwindlela yayo eyintloko yokomeleza. Nangona kunjalo, imeko yayo yezinto eziphathekayo kunye nembali yokucubungula isebalulekile. Unyango lobushushu okanye eminye imisebenzi yokucubungula inokuba yimfuneko kwiifom zemveliso ethile, iindlela zokuvelisa, okanye iimfuno zesicelo.
Ukungabikho kwemfuneko yokuqina kwemvula akuthethi ukuba zonke iimveliso ze-Inconel 625 zineepropati ezifanayo okanye azifuni lawulo lokuqhuba.
Zombini ii-alloys zifuna amacebo omatshini afanelekileyo. Ii-alloys ezisekelwe kwi-nickel zingabonisa imingeni yomatshini, kwaye iindlela ezifanelekileyo zixhomekeke kwibakala le-alloy, imeko yezinto eziphathekayo, i-geometry yecandelo kunye nezixhobo.
Izicwangciso zoomatshini kufuneka ziphendule:
Kwi-Inconel 718, ubudlelwane phakathi komatshini kunye nonyango lokushisa lubaluleke kakhulu xa iipropati zokugqibela zixhomekeke kwimeko echaziweyo yobudala. Ukulandelelana kokuvelisa kufuneka kukhethwe ukufezekisa i-geometry efunekayo kunye nezinto eziphathekayo.
I-Inconel 625 nayo ifuna izixhobo ezifanelekileyo kunye nolawulo lwenkqubo. Iimpawu zayo ezilungileyo zokwenza izinto azithethi ukuba umatshini unokuqhubeka ngaphandle kokujonga ukuqina komsebenzi, iimeko zokusika, okanye ukuzinza komda.
Kumacandelo achanekileyo, umzobo kufuneka uchonge imilinganiselo ebalulekileyo, iireferensi zedatum, ukunyamezela, kunye neemfuno zomgangatho. Ezi nkcukacha zinceda umenzi ukuba acwangcise inkqubo yomatshini kunye nokumisela iindlela ezifanelekileyo zokuhlola.
Indlela yokuvelisa enye inxalenye ebalulekileyo yokukhethwa kwezinto eziphathekayo.
Iimveliso ezisetyenzisiweyo kunye nezixhobo eziphosiweyo zinokuba ne-microstructures ezahlukeneyo, iipropathi zoomatshini, kunye neenkcukacha ezisebenzayo. Idatha ye-Mechanical-property yealloyi ekhandiweyo akufunekanga ke ngoko isetyenziswe ngokuzenzekelayo kulwakhiwo lwegama elifanayo.
Xa uvavanya i-alloy esekelwe kwi-nickel, qinisekisa:
Kumacandelo afuna ijometri entsonkothileyo, ukuphosa kunokufaneleka ukuvavanya apho i-alloy efanelekileyo kunye nenkqubo efanelekileyo ikhona. Kumacandelo afuna iipropati ezinxulumene nemveliso ekhandiweyo ethile, iinkcukacha ezifanelekileyo zemathiriyeli kufuneka zilandelwe.
Indlela yokuvelisa kufuneka kuvunyelwane ngayo phambi kokuveliswa kunokuba iphathwe njengeenkcukacha ezinokutshintshana emva kokuba i-alloy ikhethiwe.
Ngokuqwalasela ukuveliswa ngokuthe ngqo, jonga i-QSY's Inconel 625 iphepha lokuphosa utyalo-mali. Ukufaneleka kwe-alloy ethile kunye nendlela yokuphosa kufuneka iqinisekiswe ngokuhambelana neemfuno zecandelo.

Ukhetho phakathi kwe-Inconel 718 kunye ne-Inconel 625 kufuneka luqale ngeyona mfuno inzima kakhulu yecandelo. Akukho nanye i-alloy kufuneka ikhethwe kuphela ngenxa yokuba inexabiso eliphezulu kudidi lwepropati enye.
I-Inconel 718 ifanele ukuqwalaselwa xa uyilo lufuna amandla aphezulu omatshini kwimeko ethile yokuphathwa ngubushushu.
Oku kunokubandakanya amacandelo aphantsi komthwalo omkhulu womatshini, ukulayishwa ngokuphindaphindiweyo, okanye ezinye iimfuno ezifunekayo zesakhiwo. Ukufaneleka kusaxhomekeke kubushushu bokusebenza, iimfuno zokudinwa, indlela yokuvelisa, kunye nemeko yemathiriyeli echaziweyo.
Ngaphambi kokuba uvume i-Inconel 718, qinisekisa ukuba amandla afunekayo kunye nezinye iimpawu zomatshini zixhaswa ngamaxwebhu afanelekileyo.
Ukuba i-corrosion iyinkxalabo ebalulekileyo, vavanya ubume bendalo kunokuba ucinge ukuba i-alloy's mechanical advantages ixazulula yonke imiba yokukhetha izinto eziphathekayo.
I-Inconel 625 inokuba ngumgqatswa owomeleleyo xa ukuxhathisa umhlwa kuyinkxalabo ephambili kwaye isicelo sikwafuna amandla aluncedo koomatshini kunye nokuguquguquka kwemveliso.
Kufanelekile ukuba kuphononongwe amacandelo adityaniswe nendalo engqongileyo yekhemikhali okanye yaselwandle, ngokuxhomekeke ekuqinisekisweni ngokuchasene neyona miqathango yenkonzo.
Isigqibo kufuneka kwakhona sichaze imithwalo yomatshini, ubushushu, imilinganiselo efunekayo, kunye nendlela yokuvelisa. Ukuxhathisa kukonakala kukodwa akumiseli ukufaneleka kwecandelo elithwele kakhulu.
Apho ukuchasana kokubola kunye namandla omatshini kubaluleke kakhulu, thelekisa ii-alloys ezimbini usebenzisa iingcamango ezifanayo zokusebenza kunye nemigangatho yezinto eziphathekayo.
Ngaphambi kokuba uchaze nokuba yiyiphi ialloyi, phendula le mibuzo ilandelayo:
Le mibuzo inceda ukuguqulela uthelekiso lwe-alloy ngokubanzi kwisigqibo esikhethekileyo.

Isicelo esipheleleyo sekowuteshini (RFQ) inceda ababoneleli ukuba bavavanye imathiriyeli efunekayo, indlela yokuvelisa, kunye nomda wokuhlola. Kwakhona kunciphisa umngcipheko wokufumana ikowuti esekelwe kwiingcamango ezingahambelani noyilo lobunjineli.
I-RFQ yecandelo le-Inconel 718 okanye i-Inconel 625 kufuneka iquke le nkcazelo ilandelayo apho kufanelekileyo.
Umzobo wobunjineli kunye nohlaziyo
Nika umzobo wangoku, kubandakanywa imilinganiselo ebalulekileyo, ukunyamezela, iireferensi zedatum, kunye neemfuno zokugqiba umphezulu. Chonga uhlaziyo olusebenzayo ukuze umboneleli acaphule ngokuchasene noyilo oluchanekileyo.
Ukutyunjwa kwezinto eziphathekayo kunye nefom yemveliso
Cacisa ibakala le-alloy kunye nomgangatho wezinto ezisebenzayo. Cacisa ukuba icandelo liyi-casting, forging, bar-machined part, okanye enye ifom yemveliso. Ukuba imeko yezinto eziphathekayo inyanzelekile, yichaze ngokucacileyo.
Indawo yokusebenza
Chaza i-medium medium, iqondo lobushushu, imithwalo yemishini, kunye ne-corrosion efanelekileyo okanye iimeko zokunxiba. Olu lwazi lunceda ekuqinisekiseni ukuba imathiriyeli eceliweyo kunye nendlela yokuvelisa ifanelekile kwisicelo.
Unyango lobushushu kunye neemfuno zoomatshini
Chonga imeko efunekayo yonyango lobushushu kunye naziphi na iimpawu zomatshini ezichaziweyo. Musa ukuthembela kwigama le-alloy kuphela xa icandelo kufuneka lanelise amandla achaziweyo okanye imilinganiselo yokusebenza.
Ukuhlolwa kunye namaxwebhu
Xela uhlolo olufunekayo, ukuqinisekiswa kwezinto, uvavanyo, ukulandeleka, kunye namaxwebhu. Iimfuno zoviwo olungonakalisi okanye zovavanyo lwentsebenzo kufuneka zicaciswe apho kufanelekileyo kunokuba kucingelwe ukuba zibandakanyiwe kwikoteyishini eqhelekileyo.
Iimfuno zemveliso kunye nokuvunywa
Cacisa ukuba ezinye iindlela zokwenziwa kwemveliso okanye amabakala ezinto eziphathekayo zinokuphakanyiswa kusini na. Ukuba ukutshintshwa kuvunyelwe, chaza inkqubo yokuvunywa. Ukuba izinto kunye nenkqubo zilungisiwe, zichonge njengeemfuno ezinyanzelekileyo.
Ukufumana imathiriyeli ebanzi kunye nomxholo womatshini, bona ulwazi lwe-nickel ye-nickel ye-QSY kunye namaphepha omatshini achanekileyo. Ubukho be-alloyi ethile, ifom yemveliso, okanye inkqubo yokuvelisa kufuneka iqinisekiswe ngokuchasene neemfuno zeprojekthi.
Kumacandelo amashishini anzima, ezi nkcukacha kufuneka zihlaziywe ngaphambi kokuba imveliso iqale. I-RFQ ecacileyo ixhasa uvandlakanyo lobugcisa olunentsingiselo kwaye inceda ukulungelelanisa ikowuti kunye neemfuno zokwenyani zecandelo.
I-Inconel 718 inokufikelela kumandla omatshini aphezulu ngokuqina kwemvula kwaye ihlala ikhethwa xa amandla kwimeko yobudala echaziweyo iphambili. Uthelekiso olunentsingiselo lufuna isiseko esifanayo sovavanyo, kubandakanywa uhlobo lwemveliso, unyango lobushushu, ubushushu bovavanyo, kunye neenkcukacha zezinto ezisebenzayo.
I-Inconel 625 iyaziwa ngokuchasana kwayo neendawo ezininzi ezifuna ukubola, kubandakanywa izicelo apho i-corrosion yendawo iyinkxalabo. Nangona kunjalo, ukusebenza kwe-corrosion kuxhomekeke kwi-medium, iqondo lobushushu, ungcoliseko, kunye ne-corrosion mechanism ethile. I-alloy efanelekileyo kufuneka ikhethwe kusetyenziswa idatha echaphazelekayo kwimeko yenkonzo yangempela.
Hayi. Nangona zombini ii-alloys ezisekelwe kwi-nickel, iindlela zabo zokuqinisa kunye neempawu zokusebenza ziyahluka. Ukutshintsha enye kunye nenye kufuna uphononongo lobunjineli bezakhiwo zoomatshini, ukuxhathisa ukubola, ubushushu, uhlobo lwemveliso, indlela yokuvelisa, kunye neenkcukacha ezisebenzayo. Umthengi okanye imvume yegunya loyilo nayo ingafuneka.
I-Inconel 718 kunye ne-Inconel 625 zikhonza izinto eziphambili zokukhetha izinto eziphambili, nangona zombini zisetyenziselwa iimeko ezibango zoshishino.
I-Inconel 718 idla ngokuba ngumgqatswa owomeleleyo xa amandla omatshini aphezulu kwimeko ethile ephathwa ngubushushu kubalulekile. I-Inconel 625 ivandlakanywa rhoqo xa ukuxhathisa kokutya, ukuguquguquka kokwenziwa kwezinto ezininzi, kunye nendibaniselwano elungeleleneyo yeepropathi ibalulekile.
Ukhetho oluchanekileyo luxhomekeke kwindawo yokusebenza yecandelo, iimfuno zoomatshini, ifom yezinto eziphathekayo, indlela yokuvelisa, kunye neendlela zokwamkelwa. Akukho nanye i-alloy kufuneka ithathwe njengeyongamileyo ngaphandle kokuvavanya ezi zinto.
Kwiiprojekthi ze-OEM, umzobo opheleleyo wobunjineli, iimeko zokusebenza ezichazwe ngokucacileyo, ukucaciswa kwezinto ezicacileyo, kunye neemfuno zokuhlola ezivunyelweneyo zibonelela ngesiqalo esisebenzayo sokuvavanya umthengisi. Ezi nkcukacha zinceda ekuqinisekiseni ukuba i-alloy ekhethiweyo kunye nendlela yokuvelisa ihambelana nesicelo esicetywayo.