Stainless hlau muaj ntau yam khoom zoo nyob rau hauv ntau yam kev lag luam kev siv, tab sis cov txheej txheem machining xaiv tuaj yeem cuam tshuam qhov zoo thiab kev ncaj ncees ntawm cov khoom ua los ntawm cov hlau ntau yam no.
Kab lus no ntsuas qhov laj thawj rau kev siv cov hlau tsis huv hauv ntau qhov chaw thiab cov khoom sib dhos, thiab saib lub luag haujlwm ntawm photochemical etching raws li kev siv thev naus laus zis uas tuaj yeem pab tsim cov khoom siv tshiab thiab cov khoom siv high-precision kawg.
Vim li cas ho xaiv stainless hlau?Stainless steel yog qhov tseem ceeb ntawm cov hlau me me nrog cov ntsiab lus chromium ntawm 10% lossis ntau dua (los ntawm qhov hnyav).Qhov sib ntxiv ntawm chromium muab cov hlau nws tus kheej stainless-steel, corrosion-resistant zog.Cov chromium cov ntsiab lus ntawm cov hlau. tso cai rau tsim cov tawv, adherent, tsis pom, corrosion-resistant chromium oxide zaj duab xis rau ntawm steel nto.Yog hais tias puas mechanically lossis chemically, zaj duab xis tuaj yeem kho nws tus kheej, muab cov pa oxygen tam sim no (txawm tias tsawg heev).
Kev tiv thaiv corrosion thiab lwm yam khoom muaj txiaj ntsig ntawm cov hlau yog txhim kho los ntawm kev nce cov ntsiab lus chromium thiab ntxiv lwm cov ntsiab lus xws li molybdenum, nickel thiab nitrogen.
Stainless hlau muaj ntau yam zoo.Ua ntej, cov khoom yog corrosion resistant, thiab chromium yog lub alloying caij uas muab stainless hlau zoo no.Low-alloy qib tiv thaiv corrosion nyob rau hauv atmospheric thiab dej ntshiab ib puag ncig; qib high-alloy tiv thaiv corrosion nyob rau hauv feem ntau cov kua qaub, alkaline daws, thiab chlorine-muaj ib puag ncig, ua rau lawv cov khoom muaj txiaj ntsig zoo hauv kev ua cov nroj tsuag.
Tshwj xeeb siab chromium thiab npib tsib xee alloy qib tiv thaiv scaling thiab tuav lub zog siab ntawm qhov kub thiab txias.Stainless steel yog dav siv nyob rau hauv tshav kub exchangers, superheaters, boilers, feedwater heaters, li qub thiab mainstream piping, raws li zoo raws li nyob rau hauv aircraft thiab aerospace daim ntaub ntawv.
Kev tu vaj tse kuj yog ib qho teeb meem tseem ceeb heev.Stainless steel lub peev xwm los ntxuav tau yooj yim tau ua rau nws thawj qhov kev xaiv rau kev tu cev nruj xws li tsev kho mob, chav ua noj thiab cov chaw ua zaub mov, thiab cov hlau tsis muaj steel yooj yim-rau-kho qhov ci tiav muab cov niaj hnub thiab ntxim nyiam. tsos.
Thaum kawg, thaum xav txog tus nqi, xav txog cov khoom siv thiab cov nqi tsim khoom nrog rau cov nqi ntawm lub neej, stainless hlau feem ntau yog cov khoom siv pheej yig tshaj plaws thiab yog 100% recyclable, ua tiav tag nrho lub neej voj voog.
Photochemically etched micro-hlau "etch pawg" (xws li HP Etch thiab Etchform) etch ntau yam hlau nrog precision unmatched nyob txhua qhov chaw hauv ntiaj teb. Cov ntawv ua tiav thiab cov ntawv ci muaj ntau yam tuab ntawm 0.003 txog 2000 µm.Txawm li cas los xij, stainless hlau tseem yog thawj. kev xaiv rau ntau lub tuam txhab cov neeg siv khoom vim nws qhov kev ua tau zoo, ntau qib ntawm cov qib muaj, ntau ntawm cov alloys muaj feem xyuam, cov khoom siv zoo (raws li tau piav qhia saum toj no), thiab ntau qhov tiav.Nws yog cov hlau xaiv rau ntau yam. daim ntawv thov nyob rau hauv ntau yam kev lag luam, tshwj xeeb hauv machining 1.4310: (AISI 301), 1.4404: (AISI 316L), 1.4301: (AISI 304) thiab micro-metals ntawm zoo-paub austenitic hlau, ntau yam ferritic, ma Tensitic (1.40) /7C27Mo2) lossis duplex steels, Invar thiab Alloy 42.
Photochemical etching (kev xaiv tshem tawm ntawm cov hlau los ntawm lub ntsej muag photoresist los tsim cov khoom precision) muaj ntau qhov zoo ntawm cov txheej txheem ntawm cov ntawv hlau fabrication.Qhov tseem ceeb tshaj plaws, photochemical etching tsim cov khoom thaum tshem tawm cov khoom degradation vim tsis muaj cua sov los yog quab yuam siv thaum ua. Tsis tas li ntawd, cov txheej txheem tuaj yeem tsim ze li qhov tsis txaus ntseeg vim qhov kev tshem tawm ib txhij ntawm cov yam ntxwv siv etchant chemistry.
Cov cuab yeej siv rau etching yog cov digital lossis iav, yog li tsis tas yuav pib txiav cov khoom kim heev thiab nyuaj-rau-haum steel pwm.Qhov no txhais tau hais tias ntau cov khoom tuaj yeem tsim dua tshiab nrog xoom cov cuab yeej hnav, kom ntseeg tau tias thawj thiab tsheej lab ntawm cov khoom tsim tau zoo ib yam.
Cov cuab yeej digital thiab iav kuj tuaj yeem hloov kho thiab hloov pauv sai sai thiab kev lag luam (feem ntau nyob rau hauv ib teev), ua rau lawv zoo tagnrho rau kev tsim qauv thiab ntim ntau lawm.Qhov no tso cai rau "tsis muaj kev pheej hmoo" tsim kom zoo dua yam tsis muaj nyiaj txiag poob. Lub sijhawm tig mus yog kwv yees li 90% sai dua qhov chaw stamped, uas tseem xav tau kev nqis peev tseem ceeb hauv kev siv cuab yeej.
Cov ntxaij vab tshaus, cov ntxaij lim dej, cov ntxaij vab tshaus thiab khoov Lub tuam txhab tuaj yeem ua ntau yam ntawm cov hlau tsis muaj steel xws li cov ntxaij vab tshaus, cov ntxaij lim dej, cov ntxaij vab tshaus, tiaj tus springs thiab khoov springs.
Cov lim dej thiab sieves yuav tsum tau muaj nyob rau hauv ntau qhov kev lag luam, thiab cov neeg siv khoom feem ntau xav tau qhov tsis yooj yim thiab qhov siab tshaj plaws.The photochemical etching txheej txheem ntawm micrometal yog siv los tsim ntau yam lim thiab cov ntxaij vab tshaus rau kev lag luam petrochemical, kev lag luam khoom noj, kev kho mob kev lag luam thiab kev lag luam automotive (photoetched lim tau siv rau hauv cov roj txhaj tshuaj thiab hydraulics vim lawv lub zog tensile siab ).micrometal tau tsim nws cov tshuab photochemical etching kom meej meej tswj cov txheej txheem etching hauv 3 qhov ntev.Qhov no txhawb kev tsim cov geometries nyuaj thiab, Thaum thov rau kev tsim cov kab sib chaws thiab cov sieves, tuaj yeem txo cov sij hawm txhuas.Ntxiv rau, cov yam ntxwv tshwj xeeb thiab ntau yam aperture duab tuaj yeem suav nrog hauv ib daim phiaj tsis muaj nqi ntxiv.
Tsis zoo li cov txheej txheem machining ib txwm muaj, photochemical etching muaj qib siab dua ntawm kev ua tau zoo hauv kev tsim cov stencils nyias thiab meej, lim thiab sieves.
Kev tshem tawm ib txhij ntawm cov hlau thaum etching ua rau muaj kev sib koom ua ke ntawm ntau lub qhov geometries yam tsis muaj cov cuab yeej kim lossis cov nqi ua haujlwm, thiab cov duab-etched meshes yog burr-dawb thiab tsis muaj kev ntxhov siab nrog cov khoom degradation qhov twg perforated daim hlau yog feem ntau deformation xoom.
Photochemical etching tsis hloov qhov saum npoo ntawm cov khoom ua tiav thiab tsis siv cov hlau-rau-hlau sib cuag lossis cov khoom siv cua sov los hloov cov khoom saum npoo.Vim li ntawd, cov txheej txheem tuaj yeem muab qhov tshwj xeeb zoo nkauj tiav ntawm stainless hlau, ua nws haum rau cov ntaub ntawv kho kom zoo nkauj.
Photochemically etched stainless hlau Cheebtsam kuj yog feem ntau siv nyob rau hauv kev nyab xeeb-tseem ceeb los yog huab ib puag ncig daim ntaub ntawv - xws li ABS braking systems thiab roj txhaj tshuab - thiab etched khoov yuav ua tau zoo kawg nkaus "khoov" lab lub sij hawm vim hais tias cov txheej txheem tsis hloov lub zog qaug zog. ntawm cov hlau .Lwm txoj kev machining xws li machining thiab routing feem ntau tawm me me burrs thiab recast txheej uas yuav cuam tshuam rau lub caij nplooj ntoos hlav kev ua tau zoo.
Photochemical etching tshem tawm cov pob txha pob txha hauv cov khoom siv nplej, ua kom tsis muaj burr-dawb thiab recast txheej dabtsi yog khoov, ua kom cov khoom lag luam ntev thiab kev ntseeg siab dua.
Cov ntsiab lus hlau thiab stainless hlau muaj ntau yam khoom uas ua rau lawv zoo tagnrho rau ntau lub lauj kaub-kev lag luam daim ntaub ntawv.Txawm hais tias pom tias yog cov khoom siv yooj yim los ua cov txheej txheem los ntawm cov ntaub ntawv hlau fabrication, photochemical etching muab cov tuam txhab muaj txiaj ntsig zoo thaum tsim cov nyom thiab kev nyab xeeb-tseem ceeb. ntu.
Etching tsis xav tau cov cuab yeej nyuaj, tso cai rau kev tsim tawm sai sai los ntawm cov qauv mus rau kev tsim cov khoom ntim siab, muaj qhov tsis muaj qhov txwv tsis pub muaj qhov nyuaj, ua rau muaj qhov tsis muaj kev ntxhov siab, tsis cuam tshuam rau cov hlau tempering thiab cov khoom, ua haujlwm ntawm txhua qib ntawm cov hlau, thiab ncav cuag qhov tseeb. ntawm ± 0.025 hli, tag nrho cov sij hawm txhuas yog nyob rau hauv hnub, tsis yog hli.
Lub versatility ntawm cov txheej txheem photochemical etching ua rau nws yog ib qho kev xaiv rau kev tsim stainless hlau qhov chaw nyob rau hauv ntau daim ntawv thov nruj, thiab txhawb kev tsim kho tshiab raws li nws tshem tawm cov teeb meem uas muaj nyob rau hauv cov tsoos sheet hlau fabrication cov tswv yim rau tsim engineers.
Ib yam khoom uas muaj cov khoom siv hlau thiab muaj ob lossis ntau yam tshuaj, yam tsawg kawg yog ib qho ntawm cov hlau.
Cov filamentous feem ntawm cov ntaub ntawv uas ua rau ntawm ntug ntawm ib tug workpiece thaum lub sij hawm machining.Ntev ntse.Nws yuav raug tshem tawm ntawm tes ntaub ntawv, sib tsoo lub log los yog siv, hlau log, abrasive fiber txhuam, dej dav hlau khoom, los yog lwm yam txoj kev.
Lub peev xwm ntawm cov hlau los yog cov khoom siv los tiv thaiv xeb thiab corrosion.Cov no yog cov khoom ntawm npib tsib xee thiab chromium tsim nyob rau hauv alloys xws li stainless hlau.
Ib qho tshwm sim uas ua rau muaj kev puas tsuaj nyob rau hauv qhov rov ua dua lossis hloov pauv kev ntxhov siab nrog tus nqi siab tshaj plaws tsawg dua lub zog tensile ntawm cov khoom siv. Kev qaug zog tawg yog kev loj hlob, pib nrog cov kab nrib pleb me me uas loj hlob hauv kev ntxhov siab.
Qhov siab tshaj plaws kev ntxhov siab uas tuaj yeem txhawb nqa yam tsis muaj qhov tsis ua tiav rau ib lub voj voog uas tau teev tseg, tshwj tsis yog hais tias muaj lwm yam, qhov kev ntxhov siab tau hloov pauv tag nrho hauv txhua lub voj voog.
Cov txheej txheem tsim khoom siv hlau ua haujlwm lossis machined los muab cov khoom ua haujlwm tshiab.Broadly, cov txheej txheem suav nrog cov txheej txheem xws li kev tsim thiab kev teeb tsa, kev kho cua sov, cov khoom siv thiab kev tshuaj xyuas.
Stainless hlau muaj lub zog siab, kub tsis kam, zoo heev machinability thiab corrosion kuj.Four pawg tau tsim los npog ntau yam ntawm cov neeg kho tshuab thiab lub cev muaj zog rau cov kev siv tshwj xeeb.Cov plaub qib yog: CrNiMn 200 series thiab CrNi 300 series austenitic hom; chromium martensitic hom, hardenable 400 series; chromium, non-hardenable 400 series ferritic yam; Cov dej nag-hardenable chromium-nickel alloys nrog cov ntsiab lus ntxiv rau kev kho tshuaj thiab hnub nyoog hardening.
Hauv kev sim tensile, qhov sib piv ntawm qhov siab tshaj plaws load rau qhov qub hla ntu ntu.Tseem hu ua qhov kawg lub zog.Piv nrog lub zog tawm los.