TP304 austenitic stainless hlauyog ib hom stainless hlau uas nthuav tawm austenitic microstructure ntawm chav tsev kub. Nws sib haum rau Asmeskas tus qauv tsim rau 304 stainless hlau, muaj cov ntawv thov kev lag luam dav dav thiab cov khoom zoo. Cov hauv qab no muab cov ncauj lus kom ntxaws:
I. Chemical Composition thiab Properties
Tshuaj muaj pes tsawg leeg:TP304 stainless hlau feem ntau muaj kwv yees li 18% chromium (Cr), 8% -11% nickel (Ni), nrog rau cov pa roj carbon monoxide (C, Tsawg dua lossis sib npaug li 0.08%), silicon (Si, Tsawg dua lossis sib npaug li 1.00%), manganese (Mn, Less dua lossis sib npaug li 0. 0.045%) thiab sulfur (S, Tsawg dua lossis sib npaug li 0.030%). Qhov kev sib xyaw no muaj qhov tshwj xeeb corrosion tsis kam thiab cov khoom siv kho tshuab rau TP304 stainless hlau.
Yam ntxwv:
Corrosion Resistance:TP304 stainless hlau resists corrosion nyob rau hauv huab cua los yog tshuaj corrosive media, tshwj xeeb tshaj yog nyob rau hauv oxidizing ib puag ncig xws li dilute sulfuric acid, dilute nitric acid nyob rau hauv chav tsev kub, thiab feem ntau organic acids thiab inorganic ntsev daws.
Mechanical Properties:Exhibits zoo mechanical zog, machinability, thiab weldability, muaj peev xwm tiv taus siab kub thiab siab.
Lub cev muaj zog:Tsis yog - sib nqus nrog siab toughness thiab ductility, txawm tias muaj zog tsawg. Tsis tuaj yeem ntxiv dag zog los ntawm kev hloov pauv theem; hardening yog ua tiav los ntawm kev ua haujlwm txias.
II. Txheej txheem ntau lawm
Cov txheej txheem ntau lawm rauTP304 austenitic stainless hlauFeem ntau suav nrog cov kauj ruam hauv qab no:
Kev npaj raw khoom: Xaiv qib siab - zoo TP304 stainless hlau daim hlau los yog puag ncig cov khoom siv los xyuas kom meej cov kav hlau ua tiav raws li cov qauv tshuaj muaj pes tsawg leeg thiab cov khoom siv kho tshuab.
Melting thiab Casting:Qhuav cov ntaub ntawv raw ntawm qhov kub thiab txias los tsim cov hlau tsis sib xws, tom qab ntawd muab pov rau hauv billets.
Kub Rolling thiab Piercing:Tshav kub cov pob zeb kom sov kom tsim nyog thiab tho lawv siv lub tshuab tho los ua cov raj hollow blanks.
Cold Drawing lossis Cold Rolling:Rau seamless raj xav tau ntau dua precision thiab nto zoo, txias kos duab los yog txias dov yog ua los mus ntxiv refine lub grain qauv, txhim kho qhov tseeb qhov tseeb thiab nto tiav.
Kev kho cua sov:Txhawm rau txo cov kev ntxhov siab ntawm kev ua haujlwm thiab txhim kho cov khoom siv dag zog thiab kev tiv thaiv corrosion, cov hlab ua tiav tau raug kho los yog kho kom ruaj khov.
Pickling thiab Passivation:Acid pickling tshem tawm nplai thiab impurities los ntawm lub raj nto, thaum passivation tsim ib daim nyias nyias, ntom, thiab tawv passivation zaj duab xis ntawm ob sab hauv thiab sab nrauv phab ntsa, txhim khu kev huv thiab durability.
Kev Tshawb Fawb thiab Kev Xeem:Cov hlab ua tiav tau kuaj xyuas hydrostatic siab, ntsuas tam sim no, kuaj ultrasonic, thiab lwm yam kev kuaj xyuas kom ua raws li cov qauv tsim nyog.
III. Daim ntawv thov teb
TP304 austenitic stainless hlauUa kom pom cov nqi siv dav hauv ntau lub sector vim nws cov khoom tshwj xeeb:
Petrochemical Kev Lag Luam:Siv rau kev thauj khoom corrosive xws li roj av, roj av, thiab cov khoom siv tshuaj lom neeg, ua kom cov kav dej muaj kev nyab xeeb thiab kev ntseeg tau.
Kev ua zaub mov:Ua haujlwm hauv kev tsim cov kav dej, ntim khoom, thiab cov tshuab xa khoom hauv cov khoom siv ua zaub mov kom lav zaub mov huv thiab nyab xeeb. Nws lub ntsej muag du ua kom yooj yim ntxuav thiab tiv thaiv cov av nkos thiab cov kab mob loj hlob.
Kev lag luam kho mob:Txaus siab rau kev tsim cov cuab yeej kho mob xws li cov cuab yeej phais thiab IV tubing vim nws cov corrosion kuj thiab tsis yog - cov khoom lom.
Architectural Kho kom zoo nkauj:Siv nyob rau hauv siab -kawg lub tsev sab hauv thiab sab nrauv- xws li tes tuav, balustrades, thiab cov kav dej zoo nkauj- txhim khu kev zoo nkauj thiab kav ntev.
Aerospace:Siv rau hauv kev tsim cov khoom siv thiab cov kav dej rau cov dav hlau, foob pob hluav taws, thiab lwm yam tsheb aerospace, xav tau lub zog siab, lub teeb yuag, thiab kev tiv thaiv corrosion zoo dua.
IV. Cov qauv thiab kev txheeb xyuas
Qauv:Cov qauv tseem ceeb rauTP304 austenitic stainless hlauXws li ASTM A312 thiab ASTM A213, nrog rau ASME A312 thiab ASME A213. Cov qauv no qhia cov kev xav tau rau cov tshuaj muaj pes tsawg leeg, cov khoom siv kho tshuab, qhov ntev ntev, thiab lwm yam ntxwv ntawm cov yeeb nkab steel.
Marking:Cov cim lag luam feem ntau rau TP304 stainless hlau suav nrog 06Cr19Ni10 (Suav Teb Chaws Txheem), S30408 (ASTM Standard), thiab SUS304 (Japanese Standard).
Qhov sib txawv ntawm TP304 thiab Lwm Cov Hlau Stainless
TP304 feem ntau tsis meej pem nrog TP316, tab sis lawv muaj qhov sib txawv ntawm qhov muaj pes tsawg leeg thiab kev ua haujlwm:
- Kev sib sau:TP316 muaj 2% -3% molybdenum, thaum TP304 tsis. Molybdenum ho txhim kho TP316 tus corrosion kuj nyob rau hauv chloride ib puag ncig (xws li dej hiav txwv).
- Nqe:Vim tias molybdenum tus nqi siab dua, TP316 feem ntau raug nqi 30% -50% ntau dua TP304.
- Application Scenarios:TP304 txaus rau ib puag ncig ib puag ncig, thaum TP316 yog qhov tsim nyog rau cov chaw ntug dej hiav txwv lossis cov tshuaj lom neeg muaj zog heev.
TP304 Kev Xaiv thiab Kev Kho
Thaum xaiv TP304 cov khoom lossis cov khoom, xav txog cov hauv qab no:
- Txheeb xyuas cov khoom sib xyaw:Qee cov khoom raug nqi qis - tej zaum yuav raug sau npe tsis raug raws li TP304. Siv spectroscopic tsom xam lossis kev kuaj kev tshaj lij rau kev pom zoo.
- Kev kho deg:Xaiv qhov chaw tiav zoo li polishing, sandblasting, lossis txhuam raws li kev siv ib puag ncig los txhim kho kev zoo nkauj thiab kev tiv thaiv corrosion.
- Kev tu txhua hnub:Txawm hais tias TP304 yog corrosion-resistant, ntev raug rau ntsev, muaj zog acids, los yog alkalis yuav ua rau xeb. Kev tu thiab ziab kom qhuav tom qab siv txuas ntxiv nws lub neej kev pabcuam.
Kev ua lag luam Status ntawm TP304
Raws li ib qho ntawm feem ntau siv stainless hlau, TP304 nyiam kev lag luam ntau heev. Nyob rau hauv xyoo tas los no, nws daim ntawv thov Scope tau nthuav dav ntxiv nrog kev tsim kho kev lag luam thiab nce kev ua neej nyob. Tus nqi yog cuam tshuam los ntawm tus nqi npib tsib xee, nrog rau cov nqi lag luam tam sim no rau TP304 hloov pauv ntawm 15,000 txog 20,000 RMB ib tuj.
Hauv cov ntsiab lus,TP304 austenitic stainless hlauyog qhov zoo- cov khoom siv stainless hlau sib npaug nrog kev siv dav. Nws lub xub ntiag yog ubiquitous nyob rau hauv ob qho tag nrho cov khoom siv niaj hnub thiab cov khoom siv. Nkag siab txog nws cov yam ntxwv thiab cov ntawv thov tsim nyog ua rau muaj kev paub ntau ntxiv txog kev xaiv thiab siv cov khoom siv no.
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