Tsim cov txheej txheem kub dov rolling \ / kub ua hauj lwm, dov
SAE 304 stainless hlau yog qhov feem ntau steel hlau. Cov hlau muaj ob txoj kev chromium (nruab nrab ntawm 18% thiab 20%) thiab thib pua (nruab nrab ntawm 8%) [1] cov hlau uas yog cov qauv hlau tseem ceeb. Nws yog ib tus neeg siv tshuaj hlau tsis huv. Nws tsis tshua muaj hluav taws xob thiab cuam tshuam cov khoom siv hluav taws xob ntau dua li cov hlau. Nws sib nqus, tab sis tsis sib nqus dua li hlau. Nws muaj ntau dua corrosion tsis kam ntau dua li cov hlau tsis tu ncua thiab siv dav siv vim yog qhov yooj yim nyob rau hauv ntau yam duab. [1]
Stainless hlau 316 yog cov Austenitic qib tsim nrog cov npib tsib xee thiab chromium cov ntsiab lus. Cov qib kawm no tseem muaj ib qho me me ntawm silicon, uas txhim kho cov oxidation tsis kam ntawm module. Qhov tseeb, stainless hlau 1.4401 feem ntau siv nyob rau hauv cov txheej txheem ntws muaj ntau yam li chlorides vim tias nws tsis kam hais cov tebchaw. Qhov sib ntxiv ntawm cov hlau molybdenum mus rau stainless hlau 316 raj alloys tsis tsuas yog txhim kho kev tiv thaiv mus rau chloride pitting tab sis kuj dav corrosion.
Ntxiv rau cov txiaj ntsig ib puag ncig no, stainless hlau kuj tseem yog kev txaus siab, yooj yim kom muaj kev tu siab, yooj yim ruaj khov thiab muaj ntau yam. Raws li qhov tshwm sim, stainless hlau tuaj yeem pom hauv ntau yam khoom txhua hnub. Nws kuj tseem yog lub luag haujlwm tseem ceeb hauv kev lag luam, suav nrog lub zog, kev thauj mus los, kev tshawb fawb, kev tshawb fawb, tshuaj, khoom siv, cov khoom siv.