Zirconium fakaʻaliʻali ha fakahehema ke ʻahu mo ngāue mālohi. Ko ia ai, ʻoku maʻolunga ange ia ʻi he ngaahi mafihunga angamaheni ʻi he ngaahi meʻangaue ke hu ki he ngaue kimuʻa pea kosi ha ngaahi pinati ʻo e kalasi maʻa. ʻE lava ke maʻu ʻa e ngaahi ola lelei ʻaki ʻa e carbide mo e ngaahi meʻangaue ʻoku vave hono fakamalohia. Ka neongo ia, ʻoku faʻa ʻomi ʻe he carbide toe fakamalohia ha fakasanisani lelei ange mo ha ola ʻoku maʻolunga ange. Zirconium ʻa e misini ki ha fakasanisani lelei pea ʻoku fie maʻu ʻe he tafa ha kiʻi horsepower ʻi hono fakafehoanaki atu ki he alloy ukamea. ʻOku ʻikai totonu ke fakangofua ʻa e toli lelei ke tanaki pe ofi ki he meʻangaue machining koeʻuhi he ʻe faingofua pe ʻenau tuʻu. ʻOku totonu ke toʻo mo tauhi maʻu pe ʻa e toli, ko e lelei tahá ʻi lalo ʻi he vaí ʻi he ngaahi feituʻu mamaʻo mo mamaʻo ʻa ia ʻoku mamaʻo ʻaupito mei he feituʻu naʻe ngaohi mei aí.
Ngaohi ʻo e meʻa ngaohiʻanga me:
ʻOku fakatou ʻomi ʻe he fofonga ki ʻolunga mo e slab milling ha ngaahi ola lelei. Ko e fe pe ha feituʻu ʻe lava ai Zirconium ʻoku totonu ke kaka milled ke hu ki he ngaue ʻi he tuliki mo e loloto ʻo e tuʻusi lolotonga ʻene ʻi he feituʻu ʻoku fakafefeka ai e ngaue. ʻOku totonu ke kpt masila ʻaupito ʻa e fofonga mo e ngaahi tapa ʻo milling cutters. ʻE fakaʻata ʻe ha seti herringbone cutters ʻa e lelei axial Leiki ngaahi mafihunga ke ola lelei ʻi he ongo tafaʻaki fakatouʻosi ʻo ha malolo siʻi. ʻOku maʻu ʻa e tokolahi ʻo e ngaahi meʻangaue ki he fakasanisani mo e meʻangaue ʻi he taimi ʻoku kelekele ai ʻa e meʻangaue ʻaki ha 12 ° ki he 15 ° radial Leiki fakataha mo e tuliki kosi. ʻOku totonu foki ke ngāue ʻaki ʻa e fuluta ʻoku māʻolungá. ʻOku totonu ke tafea pe fana ʻa e ngaue ʻaki ha coolant ke fufulu kakato ʻa e toli kotoa pe mei he meʻangaue. ʻE lava ke kehekehe ʻa e kemikale mei he .005 ke .010 ʻinisi ʻe taha ki he nifo ʻi he 150 ke 250 SFPM. ʻOku mahino ʻa e ngaue fekauʻaki mo 10 peseti ʻe taha ʻo e ivi kosi ʻaki ha cutters masila. ʻOku fie maʻu pe ʻe hafnium 75 peseti ʻe taha ʻo e horsepower ʻoku fie maʻu ki he SAE 1020 CR ukamea.
ʻOku fekauʻaki:
ʻOku kau ʻi he ngaahi founga ʻoku fakaʻaongaʻi ki he Zirconium ʻa e meʻangaue angamaheni ʻo e misini. ʻOku tatau ʻa e ngaahi ʻulungaanga ʻo Zirconium mo ia ʻo e ngaahi ukamea kehe, pea ʻe lava ke fakatou fakaʻaongaʻi ʻa e veʻeteka mo e leta. ʻOku ʻomi ʻe hono fakaʻaongaʻi ʻo e lolo hangatonu pe lolo coolant ha fakasanisani lelei ange mo ha meʻa ʻoku maʻolunga ange; ʻoku taʻofi foki ʻe he ngaahi meʻa ko ʻení ʻa e ʻasi mai ʻa e swarf mōmoá. ʻE lava ke fakaʻaongaʻi ʻa e talangofuaʻa mo e fafanga angamaheni. ʻE lava ke fakatou fakaʻaongaʻi ʻa e Silikoni carbide mo e ʻalaminiume oxide ko abrasives, ka ʻoku ʻomi ʻe silikoni carbide ha ngaahi ola lelei ange.
Veʻeteka fakamamahi:
ʻOku ʻomi ʻe Zirconium ha vai hinehina ʻo e ngaahi kalofiama. ʻOku fakafiemalie ʻa e talangofuaʻa angamaheni mo e fafanga carbide pea ʻoku faʻa ʻomi ʻe he Silikoni carbide ha ngaahi ola lelei ange ʻi he ʻalaminiume oxide. ʻI he mama ʻi hono fafangaʻi mo fakatuaiʻi e veʻeteka talangofuaʻa, ʻoku faʻu ha ratios maʻolunga ange. ʻI he mamafa ange hono fafanga mo tuai e veʻeteka talangofuaʻa, ʻoku faʻu ʻa e ratios maʻulalo ange. ʻOku fekauʻaki ʻa e fakasanisani kuo faʻu mo e ratios. Ratios maʻolunga ange, ʻa ia ko hono ʻuhinga ko e siʻisiʻi ange ʻa e movete, ngaohi ha ngaahi fakasanisani ʻoku lelei angé. ʻOku tatau pe ʻa e ola ʻo e lolo ʻi he hafnium mo e ngaahi ukamea kehe. ʻOku ʻomi ʻe he lolo kula hangatonu ha ratios maʻolunga ange ʻi he vai ʻoku ʻikai lava ke fluids ʻi hono fafanga kotoa.
Leta ko e fakamamahi:
Ko e leta vave mo e fetuʻutaki ki hono fili ʻo e veʻeteka ko ha ongo tefitoʻi fakakaukau ia ʻe ua ʻi he taimi ʻoku Zirconium ai. Ko e talangofuaʻa ʻoku fokotuʻu atu ko e 2,000 ke 3,000 SFPM ʻi he ngaahi malohi ʻoku siʻisiʻi hono fai ʻaki e 50 ngaahi meʻa ʻoku petepete mo ʻulungāanga koví, mo e 2,500 ke 3,500 SFPM mo e 60 leta petepete mo e leta lelei ange ʻaki e mālohi tatau ʻo e ngāué. ʻI he ngaahi malohi ʻo e faingataʻa, 2,500 ke 3,500 ʻOku fokotuʻu atu ʻa e SFPM ʻaki ʻa e 50 loto-toʻa mo taʻe-feʻunga mo 3,000 ke 4,000 SFPM mo e 60 petepete mo e lelei ange.
ʻOku totonu ke fuʻu faingataʻa mo houtamaki ʻa e ngaahi veʻeteka fetuʻutakí. Soluble lolo coolants toko taha pe, pe tuifio mo e vaí pea fakaʻaongaʻi ʻi ha tāfea ʻoku fokotuʻu atu. ʻE lava ke fakaʻaongaʻi ʻa e kofu abrasive huhuʻa ʻaki ʻa e lolo mo e ulapapeni fetuʻutaki ʻi he ngaahi ngaue fakangingila fakalukufua. Faʻahinga ʻo e vala fakafuo lalahi 3 pe Faʻahingá 6 ʻoku fakaongoongoleleiʻi atu ke fakaʻaongaʻi ʻaki e loló ʻi he ngaahi tafa ʻoku fakaʻaongaʻi ai e ngaahi mālohi ʻoku lahi hono fakahokó. Meimei tatau pē, Silikoni ʻa e tupenu ki he ngaue mama mo e ʻalaminiume oxide ki he ngaue mamafa, ʻe lava ke fakaʻaongaʻi lelei ia ʻaki ha lolo soluble mo ha vai coolants.
Hokoʻanga Mālohí:
ʻOku lelei ange e weldability ʻa Zirconium ʻi ha ngaahi naunau langa angamaheni, kapau ʻoku muimui ki he founga totonú. ʻOku fuʻu mahuʻinga ʻaupito ʻa e shielding totonu mei he ʻea mo inert gasses hange ko e ʻaʻa pe kasa ʻi he taimi ʻoku hoko ai ʻa e ngaahi ukamea ko ʻeni. Koeʻuhi ko e toe mamalohi ʻa Zirconium ki he ngaahi kasa lahi taha ʻi he mafana ʻo e ʻea, ʻe hanga ʻe he hono fakatahaʻi ʻo ʻikai shielding totonu ʻo fakaʻata ʻa e absorption ʻo e ʻosikena, fakapaaki ʻo e mo e nitrogen mei he ʻatakai pea embrittle ai ʻa e weld. ʻOku angamaheni ʻaki hono fakatahaʻi ʻo e Zirconium ʻe he kasa tungsten Arc) fakatahaʻi (GTAW) founga. ʻOku kau ʻi he ngaahi founga hokoʻanga kehe ʻoku fakaʻaongaʻi ki he nāunau ko ʻení ʻa e; ukamea arc) kasa (GMAW), plasma arc) hokoʻanga, ko e mālohi ʻo e ʻakaú mo e fakafepaki mālohí.
ʻOku maʻulalo ʻa e Zirconium coefficients ʻo e fakalahi ʻo e thermal pea ʻoku siʻisiʻi ai e ngaahi aʻusia fakakeheʻi lolotonga e hoko fakatahaʻanga. ʻOku ʻikai faʻa hoko ʻa e inclusions ko ha palopalema ʻi he hokoʻanga koeʻuhi he ʻoku maʻu ʻe he ngaahi ukamea ko ʻeni ha fakaʻeiʻeiki maʻolunga ki heʻenau oxides, pea koeʻuhí ʻoku ʻikai fakaʻaongaʻi ha ngaahi meʻa ia ʻoku ʻikai ke faʻa hoko ai ha meʻa,, toʻo atu ʻa e ʻefihia flux. ʻOku ʻi Zirconium ha modulus maʻulalo ʻo fano; ko ia, ʻoku siʻisiʻi ʻa e ngaahi mafasia ʻo e tolú ʻi ha cochineal. Ka neongo ia, fakamamafaʻi hono fakafiemālieʻi ʻo e ngaahi hokoʻanga ko ʻení kuo ʻiloʻi ʻoku ʻaonga. Ko ha mafana ʻo e loto mafasia ʻo e 550 ° (1020°F) totonu ke fakaʻaongaʻi ki he hafnium.
ʻOku moʻulaloa ʻa Zirconium ki ha embrittlement lahi ʻi ha miniti ʻe niʻihi ʻo e impurities, tautautefito ki nitrogen, ʻokisikena, kaponi, mo e fakapaaki ʻo e ʻo e mo. ʻOku nau maʻu ha ʻofa lahi ki he ngaahi ʻelemēniti ko ʻení ʻi he māfana ʻo e ʻeá. Koeʻuhi ko e ʻofa maʻolunga ko ʻeni ki he ngaahi ʻelemeniti gaseous, kuo pau ke fakatahaʻi ʻa e hafnium ʻo fakaʻaongaʻi ʻa e ngaahi founga arc) mo inert shielding ngaahi kasa, hangē ko e ʻēsiá (argon) pe kasa (helium), pe fakatahaʻi ʻi ha vekiume.
Ko e ngaahi founga angamaheni taha ʻoku fakaʻaongaʻi ki hono fakatahaʻi ʻo e Zirconium ko e kasa inert GTAW mo e GMAW. ʻE lava ke fokotuʻutuʻu mo fakaʻaongaʻi ʻa e meʻangāue ko ʻení ʻi he tohi lēsoní pe ngaahi founga hono fakatahaʻi fakahangatonú. ʻE lava ke fakaʻaongaʻi ʻa e ʻau fetongitongi ki he kasa tungsten Arc). ʻOku fie maʻu ʻa e polarity hangatonu ki hono fakatahaʻi ʻaki ha consumable electrode filler uaea koeʻuhi he ko e ola ko ʻeni ʻi ha tuʻunga lelei ange Arc). (Tohi Tuʻutuʻuni ʻo e Ukamea)
ʻOku tui ʻoku tonu ʻa e fakamatala ʻi ʻolungá, ka ʻoku totonu ke toki fakaʻaongaʻi pē ia ko ha fakahinohino. Kautaha ʻIkale alloys ko ha Zirconium Alloy Supplier, ka he ʻikai ʻekeʻi meiate kinautolu ha faʻahinga koloa pe ngāue ʻe tupu mei he ngaahi fokotuʻu ko ʻení.
