A.轉(zhuǎn)爐終點(diǎn)溫度過(guò)高對(duì)爐襯的高溫熔損B.轉(zhuǎn)爐爐渣氧化性過(guò)強(qiáng)對(duì)爐襯的化學(xué)侵蝕C.高溫氣流沖刷侵蝕D.冶煉爐次間間歇時(shí)間過(guò)長(zhǎng),對(duì)爐襯的熱沖擊損毀
A.N2或Ar氣體介質(zhì)B.CO氣體C.噴粉固體介質(zhì)D.蒸汽介質(zhì)
A.出鋼過(guò)程中,鋼水長(zhǎng)時(shí)間浸泡對(duì)爐襯的高溫熔損B.出鋼口周?chē)艹鲣撲摿鞯臋C(jī)械沖刷侵蝕C.更換出鋼口袖磚,采用水溶釋的噴補(bǔ)料漿灌縫,對(duì)出鋼口周?chē)木薮鬅釠_擊損毀D.該部位爐襯不易濺渣護(hù)爐