O le a le Austenitic Stainless Steel?

Austenitic u'amea u'amea o se tasi o ituaiga e masani ona fa'aaogaina o u'amea u'amea i totonu o alamanuia ona o le lelei tele o le tete'e, foliga, ma mea e le maneta. Pe e te a'afia i le faufale, gaosiga o mea'ai, gaosiga o vaila'au, po'o le gaosiga o meafaigaluega fa'afoma'i, e foliga mai e te mauaina le u'amea austenitic e aunoa ma lou iloaina.

I lenei tusiga atoa, o le a matou faʻamatalainao le a le austenitic stainless steel, ona uiga autu, pe faʻafefea ona faʻatusatusa i isi ituaiga o uʻamea uʻamea, ma ona faʻaoga. Afai o oe o se tagata fa'atau mea po'o se inisinia e su'e le manino i le filifilia o le u'amea sa'o, o lenei ta'iala maisakysteelo le a fesoasoani ia te oe i le faia o filifiliga atamai.


1. Fa'amatalaga: O le a le Austenitic Stainless Steel?

Austenitic u'amea u'amea o se vaega o u'amea u'amea fa'amatalaina e lonafausaga tioata fa'atatau i foliga (FCC)., ua ta'ua o levaega austenite. O lenei fausaga e mautu i vevela uma ma e tumau pea e tusa lava pe maeʻa le malulu mai le maualuga o le vevela.

Austenitic uamea uamea ee le fa'amaneta i le tulaga fa'amaneta, mauamaualuga chromium (16–26%)manikeli (6–22%)anotusi, ma le ofosili atu le malosi o le pala, aemaise lava pe a faatusatusa i isi aiga uamea stainless.


2. Fa'asu'esu'ega o vaila'au

O mea uiga ese o austenitic stainless steel e sau mai lona vailaʻau vailaʻau:

  • Chromium: E maua ai le fa'a'ele'ele ma fa'atupu ai se fa'amafu fa'asao puipui i luga.

  • Nikeli: Faʻamautu le fausaga austenitic ma faʻaleleia le ductility.

  • Molybdenum (filifiliga): Fa'aleleia atili le tete'e atu i pitting ma fa'a'ele'ele i totonu ole si'osi'omaga chloride.

  • Nitrogen: Faʻaleleia le malosi ma le faʻafefe.

  • Carbon (matua maualalo): Puleaina ina ia aloese mai timuga carbide ma faatumauina le pala.

Fa'ailoga masani e pei o le 304 ma le 316 u'amea u'amea o se vaega o lenei vaega.


3. Uiga Autu ole Austenitic Stainless Steel

1. Lelei Fa'asalaina Tetee

Austenitic u'amea u'amea e sili ona tetee atu i le tele o si'osi'omaga pala. E aofia ai le a'a o le ea, mea'ai ma meainu, ma vaila'au vaivai ma feololo.

2. Meatotino le-Maneta

I le tulaga fa'apipi'i, austenitic u'amea u'amea masani e le maneta. Ae ui i lea, o le galue malulu e mafai ona faʻaalia ai sina magnetism ona o le faʻavaeina o le martensite.

3. Lelei lelei

O nei uʻamea e mafai ona faigofie ona faʻaogaina e faʻaaoga ai auala masani masani. Atonu e mana'omia le tausiga fa'apitoa e 'alofia ai le timu carbide i nisi vasega.

4. Maualuluga Maua ma Malosi

Austenitic togi e mafai ona tusia, punou, ma faia i ni foliga eseese e aunoa ma le ta'e. Latou te faatumauina le malosi i le maualuga ma le maualalo o le vevela.

5. Leai se vevela vevela

E le pei o u'amea u'amea martensitic, o togi austenitic e le mafai ona fa'ama'a'a e ala ile vevela. E masani ona fa'ama'a'a e ala ile galue malulu.


4. Vasega masani o Austenitic Stainless Steel

  • 304 (UNS S30400)
    E sili ona fa'aaoga lautele uamea stainless. Lelei le corrosion tetee, lelei formability, talafeagai mo le tele o alamanuia.

  • 316 (UNS S31600)
    O lo'o iai le molybdenum mo le fa'aleleia atili o le pala, aemaise lava ile chloride si'osi'omaga pei ole gataifale po'o le gataifale.

  • 310 (UNS S31000)
    Tete'e maualuga o le vevela, fa'aaogaina i vaega o le ogaumu ma mea fa'afefe vevela.

  • 321 (UNS S32100)
    Fa'amautu i le titanium, e fetaui lelei mo fa'aoga maualuga-vevela lea e popole ai le timu o le carbide.

O nei togi ta'itasi e maua i ituaiga eseese e pei o laupepa, paipa, fa'amau, ma mea fa'apipi'i, ma e mafai ona tu'uina atu esakysteelmo ou mana'oga poloketi.


5. Fa'aoga o Austenitic Stainless Steel

Faʻafetai i a latou mea paleni, austenitic stainless steels e faʻaaogaina i le tele o vaega:

1. Alamanuia o Mea'ai ma Meainu

304 ma le 316 e masani ona faʻaogaina mo meaʻai gaosi meaʻai, tane, ma mea faʻapipiʻi ona o lo latou tumama ma le faʻafefe.

2. Alamanuia tau vaila'au ma vaila'au

316L e sili ona lelei mo reactors, paipa, ma valve faʻaalia i vailaʻau ona o lona tetee maualuga i chlorides.

3. Mea Fa'afoma'i ma Ta'otoga

Ona o lo latou mama ma le biocompatibility, austenitic stainless steels e faʻaaogaina mo mea faigaluega taʻavale, faʻapipiʻi, ma meafaigaluega a le falemaʻi.

4. Faufale ma Faufale

Faʻaaogaina i le faʻapipiʻiina, faʻaulu lima, facades, ma alalaupapa ona o le matagofie o le apili ma le teteʻe i le siosiomaga.

5. Taavale ma Felauaiga

O fa'aoga fa'avevela, tipi, ma vaega fa'avae e fa'amanuiaina mai le tu'ufa'atasiga o le malosi ma le fa'a'ele'ele.

6. Su'e Avela ma Fauvela

O togi maualuga e pei o le 310 o loʻo faʻaaogaina i siosiomaga maualuga-vevela ona o lo latou faʻamaʻi faʻamaʻi.


6. Fa'afefea Austenitic Fa'atusatusa ma Isi Uamea Fa'atauva'a

Ituaiga Fauga Maneta Tete'e a'e Malosi Fa'ailoga masani
Austenitic FCC No Maualuga No 304, 316, 321
Ferritic BCC Ioe feololo No 430, 409
Martensitic BCC Ioe feololo Ioe (e mafai ona togafitia le vevela) 410, 420
Duplex Fa'afefiloi (FCC+BCC) Vaega Maualuga Maualuga feololo 2205, 2507

Austenitic u'amea u'amea o lo'o tumau pea le filifiliga sili ona fa'aogaina mo fa'amoemoega lautele ma fa'aoga e a'afia.


7. Luitau ma Manatuga

E ui lava i le tele o latou lelei, austenitic stainless steels ei ai ni nai tapulaʻa:

  • Maualuga Tau: O le faʻaopoopoga o le nickel ma le molybdenum e sili atu le taugata nai lo ituaiga ferritic poʻo martensitic.

  • Fa'amamafa A'a Ta'e: I lalo o nisi tulaga (maualuga le vevela ma le chloride i ai), e mafai ona tupu le ta'e a'a fa'apopoleina.

  • Galuega Fa'ama'a'a: O le galue malulu e fa'atuputeleina ai le ma'a'a ma e ono mana'omia ai le fa'ama'i fa'avaitaimi ile taimi ole fa'againa.

sakysteelofo atu le lagolago fa'apitoa e fesoasoani ia te oe e filifili le vasega austenitic sa'o e fa'atatau i lou si'osi'omaga ma mana'oga fa'ainisinia.


8. Aisea e Filifili ai Austenitic Stainless Steel mai sakysteel

At sakysteel, matou te faʻapitoa i oloa maualuga austenitic stainless steel e fetaui ma tulaga faʻavaomalo e pei o ASTM, EN, JIS, ma DIN. Pe e te manaʻomia 304 uʻamea uʻamea poʻo 316L paipa mo se vailaʻau vailaʻau, matou te ofoina atu:

  • Mea fa'amaonia ma lipoti su'ega 3.1/3.2 mill

  • Tau fa'atauva'a ma le tu'uina atu i taimi talafeagai

  • Au'aunaga tipi ma fa'agaioiga

  • Fesoasoani fa'apitoa fa'apitoa e fesoasoani ile filifilia ole vasega

O matou austenitic stainless steel o loʻo faʻaaogaina e tagata faʻatau i pisinisi uma e aofia ai le gataifale, fomaʻi, petrochemical, ma le gaosiga o meaʻai.


9. Fa'ai'uga

Austenitic u'amea u'amea o le alu-i filifiliga mo talosaga e manaʻomia le tumau, teteʻe corrosion, ma foliga sili ona lelei. O lona lautele o togi ma le fegalegaleai e talafeagai ai mo mea uma mai mea umukuka e o'o atu i vaila'au fa'amalama.

Afai o lo'o e su'eina meafaitino ma mana'omia se fa'atau oloa fa'atuatuaina mo le 304, 316, po'o isi austenitic stainless grades,sakysteelua i ai iinei e lagolago lou manuia i mea aupito sili ona lelei ma auaunaga poto.

E iai pea ni fesili e uiga i austenitic stainless steel? Fa'afeso'ota'i lesakysteel'au i aso nei ma o le a matou fesoasoani ia te oe e saili le fofo sili mo lau poloketi.


Taimi meli: Iul-24-2025