254 Smo Stainless Hlau: Super Austenitic rau Seabater thiab Chlorides

 

Dab tsi txhais txog 254 SMO cov tshuaj muaj pes tsawg leeg?

Nws muaj 19.5-20.5% chromium, 17.5-18.5% npib tsib,5% molybdenum, thiab 0.18-0.2% nitrogen. Qhov kev sib xyaw no muab nws ua rau nws muaj qhov sib npaug heev (ua ntej) ntawm ib ncig 42, nyob deb ntawm 316L.

 

Yuav ua li cas 254 smoo ua hauv chloride -} Cov chaw nplua nuj?

Nws outperforms feem ntau stainless hlau hauv kev tawm tsam pitting, thiab kev nyuaj siab corrosion tawg hauv dej hiav txwv thiab siab {} chloride daws. Nws tuaj yeem tiv taus ntev - xyoo raug rau srealwater yam tsis muaj kev cuam tshuam dab tsi.

 

Dab tsi yog nws cov khoom siv neeg kho tshuab thiab muaj peev xwm?

254 Smo muaj lub zog tensile ntawm 650 {4 4}} 800 mpa thiab cov qauv zoo, nrog elongation txog 40%. Nws muaj weldable siv cov qauv txheem, txawm hais tias nws ua haujlwm-hardens ntau dua 316L, uas yuav tsum tau qee zaus ua haujlwm txias.

 

Yuav ua li cas 254 smero piv rau 904L hauv kev ua tau zoo?

Thaum 904l txawj zoo nyob rau hauv sulfuric acid, 254 smo yog superior hauv chloride ib puag ncig. Nws tseem muaj lub zog siab dua thiab zoo dua tsis kam mus pitting, ua rau nws xaiv qhov kev xaiv zoo rau cov khoom siv ntug hiav txwv.

 

Nyob qhov twg 254 smo siv ntau?

Dav siv nyob rau hauv cov nroj tsuag desalination, dej txias kom qhuav, thiab cov roj offshore thiab roj av. Nws tseem pom nyob hauv cov nplais thiab cov ntawv kev lag luam Cheebtsam uas sib tiv thaiv kua dej.