Stainless hlau yeeb nkab haum rau 316L tshiav cov khoom pov thawj zoo corrosion tsis kam
Tom qab ua haujlwm kub, aneal lub raj los ntawm tshav kub txog 1725 thiab 1850 thiab 1850 rau tsawg kawg ib nrab ib teev kom phim rau hauv dej quench. Intergranular corrosion (IGC) nyob rau hauv cov yeeb nkab fittings, kuj tseem yog intergranular corrosion (iga), yog daim ntawv corrosion (iga), yog ib qho chaw muaj crystallite ntawm cov ntaub ua rau corrosion. Uns unsctings tuaj yeem tsim tau kub tsim nrog cov rog zoo ib yam li cov uas yuav tsum tau dhau los ntawm cov hlau atusenatic.
Lub unr unic s31803 (ASTM F51) Cov lus qhia tshwj xeeb tau ua rau muaj ntau dua Superseded los ntawm Unvent S32205 (1.4462, ASTM F60). Qhov no qhia txog lawv txoj kev xav kom ua kom tiav ntawm cov khoom siv alloy, ua tsaug rau kev txhim kho AOD cov txheej txheem ntawm kev tswj hwm. Ib qho ntxiv, nws tso cai rau cuam tshuam rau cov nitrogen ntxiv qib ntxiv dua li yog tam sim no yog nyob tom qab keeb kwm. Yog li ntawd, qhov siab tshaj plaws ua tiav cov qib hloov kho kom ua kom ntau cov ntsiab lus ntawm chromium (CR), Molybdenum (mo) thiab nitrogen (n).
304 muaj cov cuab yeej zoo heev thiab tiv taus ntau yam ntawm cov neeg sawv cev hauv cov neeg sawv cev. 304 \ / 304L stainless hlau coils thiab cov phiaj yog ib feem ntawm cov neeg siv tsis tau hlau. Qeb 304 muaj cov ntsiab lus me dua li 302 thiab 304 \ / 304l muaj cov tshuaj ntsuab qis dua li qeb kho mob, textile, kev lag luam roj av thiab kev lag luam roj.