\ / 5 / raws li
Rau cov ntawv sau zeb hauv av uas xav tau cov qib qis dua uas tsis muaj cov xeb txaus tiv thaiv. Raws li 22% chromium cov ntsiab lus, lawv muaj cov ustenitic: Ferritic microstructure uas muaj zog dua, corrosion tsis kam thiab nqi-ua hauj lwm zoo.
Qib 316 Yeeb Nkab Khuam tseem tau muab cov kev pabcuam zoo hauv cov dej muajable. Pitting thiab Crevice corrosion tej zaum yuav tshwm sim hauv dej nrog cov chloride cov ntsiab lus ntau dua, thiab 2000 ppm raug lees raws li qhov txwv sab sauv. Cov ntsiab lus molybdenum siab dua ntawm 316 ua rau nws muaj ntau yam ntxiv corrosion tiv taus qib 304.
Lub unr unic s31803 (ASTM F51) Cov lus qhia tshwj xeeb tau ua rau muaj ntau dua Superseded los ntawm Unvent S32205 (1.4462, ASTM F60).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).
Al6XN yog superaustenitic steel hlau nrog kev ua tau zoo rau chloride pitting, crevice corrosion thiab kev nyuaj siab corrosion tawg. Al6XN yog 6 Moly alloy uas tau tsim rau thiab siv hauv kev sib cav sib ceg siab. Nws muaj cov npib tsib xee (24%), Molybdenum (6.3%), nitriumen thiab chromium cov ntsiab lus tawg, thiab tshwj xeeb corrosion tiv thaiv. Al6XN yog feem ntau siv rau nws cov kev txhim kho pitting thiab crevice corrosion tsis kam hauv chlorides. Nws yog ib qho tsim nyog thiab weldable stainless hlau.
ASTM A312 TP316 yog tus qauv txheem rau kev sib khi, ncaj-leeg welded, thiab hnyav txias welded ustenitic kav hlau stainless hlau thiab kev corrosive service. Lub 316 seamless muaj steel yeeb nkab yog tsim los ntawm kev sib xyaw ntawm cov chromium, npib tsib, thiab molybdenum ua rau corrosion thiab xeb thiab xeb thiab xeb thiab xeb.