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Nov 28, 2025

Austenitic vs Martensitic Stainless hlau (304/304L/316/316L/410/420)

 

Austenitic Stainless Steel - Nws yog dab tsi

 

Austenitic stainless hlau feem ntau yog tsim los ntawm hlau, chromium, thiab npib tsib xee. Qhov sib npaug chemistry no muab cov kev tiv thaiv corrosion zoo heev, zoo heev formability, thiab siab ductility. Nws FCC cov qauv siv lead ua tseem nyob ruaj khov nyob thoob plaws qhov kub thiab txias, ua rau lub zog tensile zoo thiab ib txwm tsis yog - tus cwj pwm sib nqus. Vim tias cov txiaj ntsig zoo no, qib austenitic tau siv dav hauv cov khoom siv tshuaj, kev siv hauv tsev, cov cuab yeej kho mob, thiab ntau yam khoom siv.

 

Cov yam ntxwv tseem ceeb ntawm Austenitic Stainless Steel

 

  • Exceptional Corrosion Resistance

Nrog 16-26% chromium, austenitic steel tsim cov yeeb yaj kiab ruaj khov uas tiv thaiv qhov chaw los ntawm xeb thiab tshuaj tua kab mob, txawm tias nyob hauv huab cua hnyav lossis dej hiav txwv.

 

  • Siab Tensile zog

Cov qib austenitic feem ntau pom muaj lub zog tensile siab tshaj 515 MPa, ua rau lawv tuaj yeem tuav cov khoom siv tshuab tsis muaj deforming.

 

  • Weldability zoo

Cov ntsiab lus qis carbon zoo txo ​​qis carbide nag lossis daus, ua rau cov hlau austenitic haum rau vuam hauv qhov xav tau kev tsim khoom.

 

  • Tsis yog -Magnetic Properties

Vim nws cov qauv FCC, nws feem ntau tsis yog -sib nqus nyob rau hauv cov mob annealed, txawm tias lub teeb hlau nplaum yuav tshwm sim tom qab hnyav hnyav.

 

  • Zoo heev Formability

Nws cov ductility siab tso cai rau kev kos duab sib sib zog nqus, khoov, thiab ua kom zoo rau hauv cov khoom sib xws -zoo tagnrho rau cov khoom siv tsheb, dab dej, thiab cov khoom siv sib txawv.

 

Tej kev siv

 

  • Kev tsim kho & Architecture

Siv nyob rau hauv ru tsev, facades, txuas hniav, thiab marine lug. Qib xws li316nyiam nyob rau hauv chloride- nplua nuj nyob rau hauv ntug dej hiav txwv.

 

  • Automotive Kev Lag Luam

304 a 321 ibCov qib yog nrov nyob rau hauv lub tshuab tso pa, roj Cheebtsam, thiab tshav kub- resistant assemblies.

 

  • Cov Khoom Siv Kho Mob & Pharmaceutical

Tsis yog -reactive nto thiab yooj yim kom tsis muaj menyuam ua rau nws zoo tagnrho rau cov cuab yeej phais, cov khoom cog, thiab cov kav dej huv.

 

  • Kev ua zaub mov & dej haus

Cov khoom siv xws li tanks, mixers, thiab pipelines cia siab rau304 thiab 316rau kev nyiam huv, acid tsis kam, thiab kav ntev.

 

  • Kev ua tshuaj lom neeg

316/316Lyog dav xaiv rau reactors, tshav kub exchangers, thiab cia tso tsheb hlau luam raug rau cov tshuaj phem heev.

 

Vim li cas thiaj xaiv Austenitic Stainless Hlau?

 

Austenitic stainless hlau sib xyaw ua ke corrosion kuj, lub zog, weldability, thiab siab - kub stability. Nws tuav cov txheej txheem kev ncaj ncees los ntawm cov xwm txheej cryogenic mus txog 800 degree, thiab kev tsim cov alloy siab tshaj ntxiv txhim kho kev tiv thaiv hauv cheeb tsam corrosion. Qhov no ua rau nws yog qhov kev xaiv zoo tshaj plaws hauv aerospace, semiconductor, kev kho mob, thiab marine ib puag ncig.

 

info-544-479

 

Martensitic Stainless Steel - Nws yog dab tsi

 

Martensitic stainless hlau muaj ntau cov pa roj carbon ntau dua cov qib austenitic, tso cai rau nws ua kom tawv tawv los ntawm quenching thiab tempering. Thaum nws cov corrosion kuj yog nruab nrab, martensitic steel excels nyob rau hauv lub zog thiab hnav tsis kam, ua kom nws zoo - haum rau cov cuab yeej txiav, cov cuab yeej phais, thiab cov khoom siv kho qhov chaw uas yuav tsum muaj qhov tawv, ruaj khov.

 

Cov khoom tseem ceeb ntawm Martensitic Stainless Hlau

 

  • High Hardness & Lub zog

Raws li kev kho cua sov, lub zog tensile thaj tsam ntawm 500 MPa rau 1500+ MPa. Hardness feem ntau poob ntawm 20–60+ HRC.

 

  • Nruab nrab Corrosion Resistance

Nrog 11-18% chromium, nws tiv taus corrosion me me tab sis tsis haum rau cov tshuaj chloride- hnyav hnyav.

 

  • Txhim kho Machinability

Dawb- qib machining zoo li 416 lossis cov qauv uas muaj leej faj muab kev ua haujlwm zoo dua hauv kev tsim khoom.

 

  • Muaj zog hnav tsis kam

Martensitic microstructure tiv thaiv kev puas tsuaj, ua rau nws zoo heev rau riam, bearings, thiab cov cuab yeej siv.

 

  • Higher Thermal Conductivity tshaj Austenitic Qib

Thermal conductivity ranges ntawm 15-25 W / m·K, nyob ntawm cov khoom alloying.

 

Tej kev siv

 

  • Cutlery & Kitchen Tools

Cov qib xws li 420 thiab 440C muab cov npoo ntse tuav thiab txaus corrosion kuj.

 

  • Aerospace Components

410 thiab 440C yog siv rau siab - qhov kev ntxhov siab xws li fasteners, cav Cheebtsam, thiab tsaws iav.

 

  • Cov cuab yeej kho mob

txiab txiab, forceps, thiab cov cuab yeej kho hniav feem ntau siv 420 los yog 440A rau hardness thiab hnav tsis kam.

 

  • Muaj Pumps & Valves

CA-15 thiab qib zoo sib xws ua haujlwm hauv cov twj tso kua mis, turbines, thiab cov khoom siv hluav taws xob siab.

 

Qhov zoo ntawm Martensitic Steels

 

  • Siab zog - rau - hnyav piv
  • Zoo heev hnav thiab abrasion tsis kam
  • Nruab nrab corrosion kuj
  • Adjustable mechanical zog los ntawm kev kho cua sov

 

Cov yam ntxwv no ua rau martensitic steel xaiv muaj zog rau aerospace, automotive, zog, thiab precision tooling industries.

 

info-694-621

 

Austenitic vs. Martensitic Stainless hlau: Dab tsi ua rau lawv sib nrug?

 

Kev sib xyaw & qauv

  • Austenitic: High chromium & npib tsib xee, FCC qauv, tsis yog -magnetic, zoo corrosion kuj, siab ductility.
  • Martensitic: Cov pa roj carbon ntau dua, tuaj yeem ua kom tawv, sib nqus, muaj zog heev tab sis tsawg dua.

 

Mechanical Performance

Austenitic cov qhab nia tseem ceeb tshaj qhov kev tsim thiab toughness, thaum qib martensitic tsom rau hardness thiab hnav tsis kam. Austenitic steels ua tau zoo nyob rau hauv ib puag ncig nruj; martensitic steels zoo heev hauv kev siv tshuab thiab txiav.

 

info-826-742

 

Common Martensitic Qib

 

403, 410, 416, 420 (A / B / C), 431, 440A / B / C, 420F, 440F, 430F, 630 (17-4PH)

 

Common Austenitic Qib

 

301, 302, 303, 304/304L/304H, 305, 309, 310/310S,

316/316L/316Ti, 317L, 321, 347, 201, 202, 904L

 

Xaiv Gnee Steel - Koj Trusted Stainless Steel Supplier

 

Txawm hais tias koj xav tau corrosion- qib austenitic resistant lossis siab - lub zog martensitic stainless hlau, Gnee Steel muab cov ntaub ntawv pov thawj, ruaj khov zoo, thiab xa khoom thoob ntiaj teb. Peb txhawb OEM / ODM, customized specifications, thiab ceev ceev logistics rau txhua qhov project loj.

 

Hu rau Gnee Steel hnub no- koj tus khub txhim khu kev qha rau cov kev daws teeb meem zoo tshaj plaws stainless hlau.

 

Email: ru@gneesteelgroup.com

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