Ucingo lokushisela oluqinile
Ukuhlukaniswa Ngokwezinto Ezibalulekile Nokwakheka Kwazo
1. Izintambo Zokushisela Eziqinile Ezisekelwe Ensimbini
Izintambo zokushisela ezisekelwe ensimbini ziyizinto ezisetshenziswa kakhulu eziqinisa ubuso, ezihlukaniswe ngezinhlobo ezilandelayo:
Izintambo eziqinile zensimbi ye-Pearlitic: Isetshenziswa kakhulu ezindaweni zokusebenza zokulungisa ezigugile kancane, njengemiphini namagiya. Ubulukhuni be-overlay busukela ku-20 kuya ku-40 HRC. Isebenza kahle kakhulu futhi iqine kakhulu.
Izintambo eziqinile zensimbi ye-Martensitic: Ingaphezulu lakha isakhiwo se-martensitic ngemva kokucinywa, ngobunzima obungu-40 kuya ku-60 HRC. Linikeza ukumelana okuhle kokuguguleka futhi lifanelekela izinto zokusebenza ngaphansi kwezimo zokuguguleka eziphakathi nendawo neziphezulu, kufaka phakathi amagobolondo e-crusher roll kanye namazinyo ebhakede le-excavator.
Izintambo eziqinile zensimbi ecijile ene-chromium ephezulu: Yenziwe ngensimbi exutshwe kakhulu ene-alloy enokuqukethwe kwe-chromium okungu-15% kuya ku-30%. Inani elikhulu lezigaba ze-chromium carbide eqinile liyangena embozweni, okuletha ubulukhuni obungu-55 kuya ku-65 HRC. Lolu hlobo lunokumelana nokuguguleka okuvelele kanye nokumelana nokugqwala okuthile, futhi luyintambo eqinile esetshenziswa kakhulu embonini yezimayini neyokubumba.
2. Izintambo Zokushisela Eziqinile Ezisekelwe Ku-nickel
Njengoba kune-nickel njenge-matrix kanye ne-chromium, i-molybdenum, i-boron kanye nezinye izinto zokuhlanganisa, ukumbozwa kwezintambo eziqinile ezisekelwe ku-nickel kunokumelana okuhle kakhulu nokugqwala kanye nokumelana nokushisa okuphezulu. Ubulukhuni bayo ngokuvamile bungu-30 kuya ku-50 HRC, futhi ukuqina kwayo kungcono kunokwembozwa kwensimbi ephezulu ye-chromium. Isetshenziswa kabanzi ekubambeni izingxenye ezidinga ukumelana nokugqwala kanye nokugqwala okushisa okuphezulu, njengezindawo zokuvala ama-valve, izitsha zamakhemikhali kanye nama-steam turbine blades. Intengo yayo iphakeme kakhulu kunezintambo ezisekelwe kunsimbi.
3. Izintambo Zokushisela Eziqinile Ezisekelwe ku-Cobalt
Uma sibheka i-cobalt njengento eyinhloko ye-alloy, lezi zintambo zinobulukhuni obuphezulu bokushisa, ukumelana nokugqwala kanye nokumelana nokukhathala kokushisa. Zingasebenza ngokuqhubekayo ku-600℃ kuya ku-800℃. Zisetshenziswa kakhulu ezimweni zokusebenza eziphezulu njengama-valve okushisa okuphezulu, ama-hot forging dies kanye nama-turbine blades. Ngenxa yezindleko eziphakeme, ububanzi bokusetshenziswa kwazo bulinganiselwe.
4. Izintambo Zokushisela Eziqinile Ze-Tungsten Carbide
Izinhlayiya ze-tungsten carbide zisebenza njengezigaba eziqinile futhi zihlanganiswa ne-matrix yensimbi. I-overlay ifinyelela ubulukhuni obungu-60 kuya ku-70 HRC, futhi ukumelana kwayo nokuguguleka kuphindwe kabili kuya kathathu kune-overlay evamile yensimbi ene-chromium ephezulu. Isetshenziswa kakhulu ezingxenyeni ezihlushwa ukuguguleka okukhulu okuphansi kokucindezeleka, njengezicucu zomshini wesivikelo, izicucu ze-dredger kanye nama-chute amalahle. Inkinga yayo enkulu ukukhungatheka okuphezulu kanye nokumelana okuncane komthelela.
Ukuhlukaniswa ngeNqubo Yokukhiqiza kanye Nefomu
1. Izintambo Zokushisela Eziqinile Eziqinile
Njengoba zenziwe ngokuncibilikisa i-alloy kanye nokudweba ucingo, izintambo eziqinile eziqinile zinesakhiwo esifanayo nesizinzile, inqubo yokukhiqiza elula kanye nezindleko eziphansi. Zisetshenziswa kakhulu ekushiseni okuvikelwe yigesi kanye nokushiseni kwe-arc engaphansi komhlaba.
2. Izintambo Zokushisela Eziqinile Ezine-Flux-core
Lolu hlobo lwentambo lune-sheath yangaphandle yensimbi ethambile egcwele i-alloy powder, ama-arc stabilizers, ama-deoxidizers nezinye izingxenye. Ukusebenza kwe-overlay kungalungiswa kalula ngokushintsha ifomula ye-powder. Isebenza kahle kakhulu ekubekeni, i-welding arc eqinile kanye nokubukeka kwe-weld okubushelelezi. Njengomkhiqizo othuthuka ngokushesha embonini ye-hardfacing eminyakeni yamuva nje, isabelo sayo semakethe siye sadlula kancane kancane esezintambo eziqinile.
Ukuhlukaniswa Ngendlela Yokushisela
Zihlukaniswe ngezintambo eziqinile ezivikelwe ngegesi, izintambo eziqinile ezingaphansi komhlaba, izintambo eziqinile ezizivikelayo kanye nezintambo eziqinile ezingaphansi komhlaba ze-tungsten. Phakathi kwazo, izintambo eziqinile ezizivikelayo azidingi igesi yokuvikela yangaphandle, okwenza zilungele ukwakhiwa kwangaphandle endaweni futhi zisetshenziswa kabanzi ekulungisweni kwezingxenye ezinkulu zomsebenzi ensimini.
Izimiso Zokukhetha Izintambo Zokushisela Eziqinile
Ukukhethwa kwezintambo zokushisela eziqinile kufanele kucabangele izici ezintathu eziyinhloko: izimo zokusebenza, isabelomali sezindleko kanye nezidingo zangemva kokucutshungulwa.
Ukukhetha kusekelwe kuhlobo lokugqoka kanye nezimo zesevisi
Ukuguguleka okunokucindezeleka okuphansi: Beka phambili izintambo zensimbi ezicijile ezine-chromium ephezulu noma izintambo ze-tungsten carbide, njenge-LZ60 ne-D60.
Ukuguga komthelela ophakathi nendawo nokucindezela okukhulu: Khetha izintambo zensimbi ze-martensitic ezilinganisela ukuqina nokumelana nokuguguleka, njenge-D50 kanye ne-414N.
Isevisi ebolile neshisa kakhulu: Khetha izintambo ezisekelwe ku-nickel noma ku-cobalt, okuhlanganisa i-ERNiCrMo-4 kanye ne-Stellite 6.
Ukubuyiselwa kwemigodi namagiya ngobukhulu: Sebenzisa izintambo zensimbi ze-pearlitic-martensitic ukuqinisekisa ukuthi imishini isebenza kahle.
Ukukhetha ngokusekelwe kwisabelomali sezindleko
Izintambo ezisekelwe ensimbini ngokuvamile zibiza i-10~50 RMB ngekhilogremu, izintambo ezisekelwe ku-nickel zingama-100~300 RMB ngekhilogremu, kanye nezintambo ezisekelwe ku-cobalt ezingaba ngaphezu kwama-500 RMB ngekhilogremu. Ngenxa yokuhlangabezana nezidingo zokusebenza, izintambo ezisekelwe ensimbini zikhethwa kakhulu ukunciphisa izindleko.
Ukukhetha okusekelwe ezidingweni zangemva kokucutshungulwa
Uma kudingeka imishini ngemva kokufakelwa izintambo eziqinile, sebenzisa izintambo ze-pearlitic noma ze-martensitic ezinobunzima obungaphansi kwama-HRC angu-45. Uma umsebenzi ungafakwa enkonzweni eqondile ngaphandle kokucutshungulwa okwengeziwe, kunconywa izintambo ezinobunzima obukhulu kanye nokumelana nokuguguleka okuphezulu.
IV. Amanothi Ngokusetshenziswa Kwezintambo Zokushisela Eziqinile
Ukwelashwa kwangaphambi komsebenzi
Susa uwoyela, ukugqwala kanye nezendlalelo zokukhathala ebusweni bezinto zokusebenza ngaphambi kokufaka izinto eziqinile ukuze uvimbele amaphutha anjengokubhoboka, ukufakwa kwe-slag kanye nokuqhekeka kwe-overlay. Ezintweni zokusebenza ezisetshenzisiwe eziqhekekile, yonke imifantu kumele isuswe ngokuphelele ngaphambi kokushisela.
Ukushisa nokupholisa kancane
Uma usebenzisa izintambo zokuqina okuphezulu kwezingcezu zomsebenzi ezijiyile kuno-20 mm, fudumeza kusengaphambili ingxenye yokusebenza ibe ngu-150℃ ~ 300℃. Faka i-thermal insulation ukuze uphole kancane ngemva kokushisela ukuze ugweme ukuqhekeka kwe-overlay. Lesi silinganiso sibaluleke kakhulu ezingcezu zensimbi ezibunjiwe ze-martensitic kanye ne-chromium ephezulu ezinomkhuba wokuqina okuphezulu.
Ukulawulwa kwamapharamitha okulungisa izinto eziqinile
Lungisa ugesi kanye ne-voltage yokushisela ngokwe-diameter ye-wire. Nge-wire ene-flux-core engu-1.2 mm ububanzi esetshenziswa ekushiseni okuvikelwe yigesi, ugesi uvame ukusethwa ku-200~300 A kanye ne-voltage ku-25~30 V. Ugesi ophezulu kakhulu uzoshisa izakhi ze-alloy futhi uphazamise ukusebenza kwe-overlay.
Ukulawulwa kwesilinganiso sokwehliswa
Sebenzisa ukushisa okuphansi ngesikhathi sokufakwa kwensimbi eqinile ukuze unciphise ukungena kwensimbi eyisisekelo futhi unciphise ukuncibilika, ukuze ugcine ukwakheka kwe-alloy kwe-overlay kuhambisana nezindinganiso zomklamo. Ngokuvamile, ama-overlay pass amabili kuya kwamathathu anele ukuhlangabezana nezidingo zokusebenza.
Ukuvikelwa kokuphepha
Intuthu yokushisela kanye nemisebe ye-arc kukhiqizwa ngesikhathi sokufakwa kwe-hardfacing. Abasebenzi kufanele bagqoke izifihla-buso zothuli kanye nezigqoko zokushisela, futhi baqinisekise ukuthi kunomoya owanele endaweni yokusebenza.
V. Izitayela Zokuthuthukiswa Kwemboni Yezintambo Eziqinile
Izintambo ezine-Flux-core zithatha indawo yezintambo eziqinile
Njengoba zinokulungiswa kokwakheka okuguquguqukayo, ukusebenza kahle kokufakwa kanye nokwakheka okuhle kokushisela, izintambo eziqinile ezine-flux-core kancane kancane zithatha indawo yezintambo eziqinile zendabuko, kanti isabelo sazo semakethe sikhula kancane kancane.
Intuthuko ebheke ekusebenzeni okuphezulu
Isidingo sezintambo ezikhethekile eziqinile ezinokumelana nokuguguleka okuphezulu, ukumelana nokugqwala kanye nokumelana nokushisa okuphezulu ezimweni zokusebenza ezimbi kakhulu siyaqhubeka sikhula. Izintambo eziqinile eziqiniswe nge-tungsten carbide neziqiniswe nge-nano ziye zasetshenziswa kancane kancane ezimbonini.
Intuthuko enobungani nemvelo
Izintambo eziqinile ezinephunga eliphansi kanye nezingashisi kakhulu ziyathuthukiswa ukuze kuncishiswe izingxenye eziyingozi ekushiseni iphunga futhi kuhambisane nemithethonqubo yezemvelo.
Ukuqondanisa ubuchwepheshe obuhlakaniphile
Izintambo ezikhethekile eziqinile ezenzelwe ukukhiqizwa okuzenzakalelayo zakhiwe ukuze zisebenzisane nemishini ezenzakalelayo elukhuni kanye namarobhothi okushisela, ukuze kuthuthukiswe ukusebenza kahle kokukhiqiza kanye nokuqina kwekhwalithi.
Isingeniso Senkampani
I-Tangshan Runxing Machinery Co., Ltd., umkhiqizi ochwepheshe oseTangshan, eSifundazweni saseHebei ogxile ku-R&D, ekukhiqizweni kanye nasenkonzweni yokwakha endaweni yemikhiqizo yensimbi eqinile engagugi, yasungulwa ngo-2010.
Imikhiqizo yethu eyinhloko ifaka amapuleti okugqokwa e-chromium carbide overlay (CCO), ama-wear liners acutshungulwe ngokwezifiso, amapayipi angagugi kanye nokufakwa kwamapayipi, izintambo zokushisela ezine-hardfacing flux-core, imishini yokushisela ezenzakalelayo, kanye nensizakalo yobuchwepheshe yokulungisa i-roller surfacing. Silandela umqondo webhizinisi othi “Ubuqotho, Ikhwalithi Ephakeme, Ukusungula Izinto Ezintsha kanye Nentuthuko Eqhubekayo” kanye nobuchwepheshe bethu obuvuthiwe obuthuthukisiwe be-hardfacing surface yensimbi.
Sihlinzeka ngezixazululo ezilungiselelwe ngokwezifiso ezingagugi zezimboni zesimende, insimbi, izimayini, amachweba kanye nokugaya izinsimbi emhlabeni wonke, futhi sithole idumela elihle emakethe eRussia nase-Asia Ephakathi.
Lonke ibhizinisi lokuthumela ngaphandle ligunyaziwe futhi liphathwa yiHebei Yuwan International Trade Co., Ltd. Le nkampani yokuhweba iqeda yonke imisebenzi yokuthumela ngaphandle okuhlanganisa ukusulwa kwempahla, ukuthunyelwa, amadokhumenti kanye nokuqoqwa kwezinkokhelo. Ifektri yethu igxile ekuthuthukisweni nasekukhiqizweni komkhiqizo ukuqinisekisa ikhwalithi yomkhiqizo ezinzile kanye nokulethwa ngesikhathi.
I-Runxing Machinery inethemba elikhulu lokusungula ukubambisana kwesikhathi eside futhi izuze nawe!
Umbukiso
Imibuzo Evame Ukubuzwa
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