Cov neeg feem ntau xav tias cov hlau nplaum nqus cov hlau tsis xeb kom paub tseeb tias nws zoo thiab tseeb. Yog tias nws tsis nyiam cov khoom uas tsis yog hlau nplaum, nws suav tias yog qhov zoo thiab tseeb; yog tias nws nyiam cov hlau nplaum, nws suav tias yog cuav. Qhov tseeb, qhov no yog ib txoj kev txheeb xyuas uas tsis muaj tseeb thiab tsis raug.
Muaj ntau hom hlau tsis xeb, uas tuaj yeem muab faib ua ntau pawg raws li lawv cov qauv kev teeb tsa ntawm chav tsev kub:
1. Hom Austenitic: xws li 304, 321, 316, 310, thiab lwm yam.;
2. Hom Martensite lossis ferrite: xws li 430, 420, 410, thiab lwm yam;
Austenite tsis yog hlau nplaum lossis tsis muaj zog hlau nplaum, thaum martensite lossis ferrite yog hlau nplaum.
Feem ntau cov hlau tsis xeb uas feem ntau siv rau cov ntawv kho kom zoo nkauj yog cov khoom siv austenitic 304. Feem ntau hais lus, nws tsis yog hlau nplaum lossis tsis muaj zog hlau nplaum. Txawm li cas los xij, vim muaj kev hloov pauv ntawm cov tshuaj lom neeg vim yog smelting lossis cov txheej txheem ua haujlwm sib txawv, magnetism kuj tseem yuav tshwm sim, tab sis qhov no tsis tuaj yeem suav tias yog cuav lossis tsis tsim nyog, vim li cas yog dab tsi?
Raws li tau hais los saum toj no, austenite tsis yog hlau nplaum lossis tsis muaj zog hlau nplaum, thaum martensite lossis ferrite yog hlau nplaum. Vim yog kev sib cais ntawm cov khoom lossis kev kho cua sov tsis raug thaum lub sijhawm smelting, me me ntawm martensite lossis ferrite hauv austenitic 304 stainless hlau yuav tshwm sim. Cov ntaub so ntswg ntawm lub cev. Ua li no, 304 stainless hlau yuav muaj hlau nplaum tsis muaj zog.
Tsis tas li ntawd xwb, tom qab ua haujlwm txias ntawm 304 stainless hlau, cov qauv kev teeb tsa kuj yuav hloov mus rau martensite. Qhov ntau dua ntawm kev ua haujlwm txias deformation, qhov ntau dua martensitic transformation, thiab qhov ntau dua magnetism ntawm cov hlau. Ib yam li ib pawg ntawm cov hlau strips,ΦMuaj 76 lub kav dej raug tsim tawm. Tsis muaj qhov pom tseeb ntawm kev sib nqus induction, thiabΦ9.5 cov kav dej raug tsim tawm. Vim tias qhov kev hloov pauv ntawm qhov khoov loj dua, qhov kev sib nqus induction yuav pom tseeb dua. Qhov kev hloov pauv ntawm lub raj plaub fab plaub fab loj dua li ntawm lub raj puag ncig, tshwj xeeb tshaj yog lub ces kaum, qhov kev hloov pauv muaj zog dua thiab qhov sib nqus pom tseeb dua.
Yuav kom tshem tawm tag nrho cov hlau nplaum ntawm 304 hlau uas tshwm sim los ntawm cov laj thawj saum toj no, cov qauv austenite ruaj khov tuaj yeem rov qab los ntawm kev kho cov tshuaj kub siab, yog li tshem tawm cov hlau nplaum.
Tshwj xeeb, nws yuav tsum tau taw qhia tias qhov magnetism ntawm 304 stainless hlau vim yog cov laj thawj saum toj no tsis nyob rau tib theem li qhov magnetism ntawm lwm cov ntaub ntawv stainless hlau, xws li 430 thiab carbon hlau. Hauv lwm lo lus, qhov magnetism ntawm 304 hlau ib txwm qhia txog qhov magnetism tsis muaj zog.
Qhov no qhia peb tias yog tias cov hlau tsis xeb muaj lub zog sib nqus tsis muaj zog lossis tsis muaj lub zog sib nqus kiag li, nws yuav tsum raug txheeb xyuas tias yog cov khoom siv 304 lossis 316; yog tias nws muaj lub zog sib nqus zoo ib yam li cov hlau carbon thiab qhia txog lub zog sib nqus muaj zog, nws yuav tsum raug txheeb xyuas tias tsis yog cov khoom siv 304.
Jindalai Steel Groupxav kom koj xaiv cov khoom uas ua los ntawm cov hlau tsis xeb uas muaj npe nrov. Tsis txhob ntshaw tus nqi pheej yig thiab ceev faj tsam raug dag. Jindalai Steel Group yog ib lub tuam txhab lag luam loj thiab kev lag luam hlau stainless uas muaj cov hlau stainless uas muag lag luam wholesale, ua tiav, khaws cia thiab faib tawm. Vim muaj kev ntseeg siab thiab kev pab los ntawm cov npoj yaig hauv tsev thiab txawv teb chaws, lub tuam txhab tau loj hlob mus ua ib lub tuam txhab loj uas muaj kev tsim khoom thiab kev lag luam hauv kev lag luam hlau stainless tom qab ntau tshaj kaum xyoo ntawm kev txhim kho thiab kev loj hlob.
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Lub sijhawm tshaj tawm: Kaum Ib Hlis-13-2023
