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304 Stainless Hlau vs 201 Stainless Hlau: Ib qho kev sib piv
2025-01-04 IB
Stainless hlau yog cov khoom siv ntau yam thiab tseem ceeb siv thoob plaws ntau qhov kev lag luam vim nws qhov kev tiv thaiv corrosion, lub zog, thiab kev zoo nkauj. Ntawm ntau qib ntawm stainless hlau, 304 thiab 201 feem ntau ua haujlwm, txhua qhov muab cov khoom tshwj xeeb haum rau cov ntawv thov sib txawv. Kev nkag siab qhov sib txawv ntawm ob hom stainless hlau no tuaj yeem pab xaiv cov khoom tsim nyog rau cov kev xav tau tshwj xeeb. Hauv tsab xov xwm no, peb yuav delve rau hauv qhov muaj pes tsawg leeg, kev ua tau zoo, kev siv, thiab kev txiav txim siab nqi ntawm 304 thiab 201 Stainless hlau.
Kev sib piv
Nkag siab txog cov ntsiab lus ntawm 304 thiab 201 stainless hlau yog qhov tseem ceeb, vim nws ncaj qha cuam tshuam rau lawv cov khoom thiab kev siv.
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304 Stainless hlau:
Chromium (18-20%): Chromium yog lub luag haujlwm tseem ceeb rau kev tiv thaiv corrosion ntawm stainless hlau. Cov ntsiab lus siab chromium hauv 304 muab kev ua haujlwm zoo heev rau oxidation thiab corrosion.
Nickel (8-10.5%): Nickel txhim kho corrosion kuj thiab txhim kho cov ductility thiab toughness ntawm cov hlau. Cov ntsiab lus nickel tseem ceeb hauv 304 ua rau nws muaj ntau yam.
Cov pa roj carbon (txog 0.08%): Cov ntsiab lus carbon tsawg pab tiv thaiv carbide nag lossis daus thaum vuam, tswj cov hlau tiv thaiv corrosion.
Lwm Yam Khoom: Me me ntawm manganese, silicon, thiab lwm yam khoom muaj nyob rau hauv kev txhim kho cov hlau cov khoom ntxiv. -
201 Stainless hlau:
Chromium (16-18%): Thaum tseem muab kev tiv thaiv corrosion zoo, cov ntsiab lus chromium qis dua piv rau 304 txhais tau tias me ntsis tsis kam rau qhov chaw hnyav.
Nickel (3.5-5.5%): Cov ntsiab lus nickel txo qis qis dua tus nqi tag nrho tab sis kuj txo qis corrosion kuj thiab ductility.
Manganese (5.5-7.5%): Cov ntsiab lus ntawm cov manganese ntau dua yog siv los hloov qee cov npib tsib xee, muab cov txiaj ntsig zoo dua thaum tuav lub zog.
Cov pa roj carbon (txog 0.15%): Cov pa roj carbon ntau dua tuaj yeem ua rau muaj zog tab sis tuaj yeem ua rau txo qis corrosion thiab teeb meem hauv vuam.
Lwm cov ntsiab lus: Zoo ib yam li 304, cov khoom me me ntawm silicon thiab lwm cov ntsiab lus suav nrog.
Thawj qhov sib txawv ntawm 304 thiab 201 stainless hlau nyob hauv lawv cov ntsiab lus nickel thiab manganese, uas cuam tshuam rau lawv cov kev ua tau zoo hauv ntau daim ntawv thov.
Kev sib piv
Kev ua tau zoo ntawm 304 thiab 201 stainless hlau sib txawv raws li ntau yam tseem ceeb, suav nrog kev tiv thaiv corrosion, lub zog, thiab cov khoom tsim.
Corrosion Resistance
304 Stainless hlau: Paub txog nws cov kev tiv thaiv corrosion zoo heev, 304 stainless hlau tuaj yeem tiv taus ntau qhov chaw, suav nrog acidic thiab chloride-muaj cov xwm txheej. Qhov no ua rau nws zoo tagnrho rau cov ntawv thov uas raug cov ntsiab lus corrosive yog ib qho kev txhawj xeeb, xws li nyob rau hauv marine ib puag ncig lossis cov khoom siv tshuaj.
201 Stainless Hlau: Txawm hais tias tseem muaj kev tiv thaiv corrosion zoo, 201 stainless hlau yog qhov tsim nyog rau cov cheeb tsam uas tsis tshua muaj mob hnyav. Nws cov ntsiab lus qis nickel thiab cov ntsiab lus carbon ntau dua ua rau nws tsis tshua muaj kev tiv thaiv corrosion piv rau 304, tshwj xeeb tshaj yog nyob rau hauv qhov hnyav lossis ntug hiav txwv.
Lub zog thiab Toughness:
304 Stainless Hlau: Qib no ntawm stainless hlau muaj npe nrov rau nws lub zog siab thiab zoo heev toughness, txawm nyob rau hauv qis kub. Nws qhov sib npaug sib npaug tso cai rau nws tswj hwm nws cov khoom siv kho tshuab hauv kev thov kev thov.
201 Stainless Steel: Txawm hais tias 201 stainless hlau muab lub zog zoo, nws feem ntau tsis tshua muaj zog dua 304. Cov ntsiab lus carbon ntau dua tuaj yeem txhim kho lub zog tab sis yuav ua rau brittleness nyob rau hauv qee yam mob.
Weldability thiab Fabrication:
304 Stainless Hlau: 304 yog qhov zoo heev rau nws cov weldability zoo heev thiab yooj yim ntawm fabrication. Nws tuaj yeem nkag tau yooj yim welded siv cov txheej txheem txheej txheem feem ntau thiab tsis tas yuav tsum tau tom qab vuam annealing rau nyias ntu.
201 Stainless Hlau: 201 stainless hlau kuj muaj qhov zoo weldability, tab sis yuav tsum tau saib xyuas vim nws cov ntsiab lus carbon ntau dua. Kev kho cua sov ua ntej thiab tom qab vuam vuam yuav tsim nyog kom tsis txhob muaj qhov sib tsoo thiab tswj kev tiv thaiv corrosion.
Cov cheeb tsam thov
Cov khoom sib txawv ntawm 304 thiab 201 stainless hlau ua rau lawv haum rau kev siv sib txawv.
304 Stainless hlau:
Cov Khoom Siv Ua Khoom Noj: Qhov zoo tshaj plaws corrosion kuj thiab yooj yim ntawm kev ntxuav ua 304 zoo tagnrho rau cov khoom noj khoom haus.
Chemical Containers: 304 tuaj yeem tswj tau ntau yam tshuaj thiab cov kuab tshuaj, ua rau nws tsim nyog rau cov tso tsheb hlau luam thiab cov cuab yeej ua haujlwm.
Architectural Structures: Nws lub zog thiab kev zoo nkauj zoo nkauj ua rau nws muaj kev xaiv nrov rau lub tsev facades thiab cov khoom siv.
Kev siv dej hiav txwv: Kev tiv thaiv siab rau cov dej ntsev corrosion ua rau 304 haum rau thaj chaw hauv hiav txwv.
201 Stainless hlau:
Cov Khoom Siv Hluav Taws Xob: Qhov zoo corrosion kuj thiab tus nqi qis ua rau 201 qhov kev xaiv nrov rau cov tais diav thiab khoom siv hauv chav ua noj.
Automotive Trim: 201 feem ntau yog siv rau hauv automotive trim thiab cov khoom siv kho kom zoo nkauj vim nws lub zog thiab zoo nkauj tsos.
Cov khoom siv: Ntau yam khoom siv hauv tsev, xws li tshuab ntxhua khaub ncaws thiab tshuab ntxhua khaub ncaws, siv 201 stainless hlau rau nws cov nqi zoo.
Cov Khoom Siv Hauv Tsev: Qhov sib npaug ntawm tus nqi thiab kev ua haujlwm ua rau 201 haum rau ntau yam khoom siv hauv tsev.
Tus nqi thiab kev xav txog nyiaj txiag
Thaum xaiv ntawm 304 thiab 201 stainless hlau, tus nqi yog qhov tseem ceeb nrog rau kev ua tau zoo thiab kev thov kom haum.
304 Stainless hlau:
Tus nqi siab dua: Vim nws cov ntsiab lus ntau dua nickel, 304 stainless hlau feem ntau kim dua. Nickel yog ib qho khoom siv kim heev, ua rau tus nqi siab dua ntawm 304.
Kev nqis peev mus sij hawm ntev: Txawm hais tias tus nqi pib ntau dua, 304 stainless hlau tuaj yeem ua rau tus nqi ntau dua nyob rau lub sijhawm ntev vim nws qhov kev tiv thaiv corrosion zoo dua thiab ua haujlwm ntev, txo qhov kev xav tau ntau zaus hloov lossis kho.
Tus nqi rau cov ntawv thov tseem ceeb: Rau cov ntawv thov uas qhov kev ua tau zoo thiab kev ua haujlwm ntev yog qhov tseem ceeb, tus nqi siab dua ntawm 304 stainless hlau yog tsim nyog los ntawm nws cov khoom txhim kho.
201 Stainless hlau:
Tus nqi qis: Cov ntsiab lus nickel txo qis hauv 201 stainless hlau ua rau nws xaiv kev lag luam ntau dua. Los ntawm kev hloov qee cov npib tsib xee nrog manganese, 201 muab ib qho txiaj ntsig zoo dua thaum tswj kev ua haujlwm txaus rau ntau daim ntawv thov.
Kev xaiv nyiaj txiag-phooj ywg: Rau cov haujlwm uas muaj kev txwv nruj dua los yog xav tau kev ua haujlwm tsawg dua, 201 stainless hlau muaj qhov tsim nyog ntawm tus nqi thiab kev ua haujlwm.
Shorter Lifespan: Qhov qis dua corrosion thiab toughness txhais tau hais tias 201 stainless hlau yuav tsum tau hloov ntau zaus los yog tu hauv qee qhov chaw, uas yuav ua rau cov nqi mus sij hawm ntev.
Xaiv qhov tsim nyog ntawm cov hlau tsis muaj steel yuav tsum ntsuas tus nqi pib tiv thaiv qhov kev xav tau thiab kev ua neej nyob hauv daim ntawv thov npaj.
Xaus
Hauv cov ntsiab lus, 304 thiab 201 stainless hlau txhua tus muaj qhov tshwj xeeb zoo thiab haum rau kev siv sib txawv.
304 Stainless Hlau: Muaj kev tiv thaiv corrosion zoo tshaj, lub zog, thiab kev sib txuas, ua rau nws zoo tagnrho rau kev xav tau ib puag ncig xws li marine, tshuaj, thiab kev siv vaj tse. Nws tus nqi siab dua yog offset los ntawm nws lub neej ntev thiab kev ua haujlwm hauv cov ntawv thov tseem ceeb.
201 Stainless Hlau: Muab cov nqi-zoo lwm yam nrog zoo corrosion kuj thiab lub zog rau kev thov tsawg dua. Nws yog qhov zoo rau cov khoom siv hauv chav ua noj, tsheb txiav, thiab khoom siv hauv tsev, qhov kev xav txog nyiaj txiag tseem ceeb.
Kev nkag siab txog qhov sib txawv ntawm 304 thiab 201 stainless hlau tso cai rau kev txiav txim siab, kom ntseeg tau tias cov khoom siv raug xaiv rau txhua daim ntawv thov tshwj xeeb.
Sab hauv txuas
Yog xav paub ntxiv thiab tshawb xyuas peb cov khoom lag luam stainless hlau, mus saib cov ntawv txuas hauv qab no:
304 Stainless hlau khoom
201 Stainless hlau khoom