含Ce S31254超级奥氏体不锈钢析出相析出行为及耐蚀性

张小丽, 寻懋年, 梁小红, 张彩丽, 韩培德

Precipitation of Second Phase and Its Effect on Corrosion Resistance of Ce-containing S31254 Super Austenitic Stainless Steel

ZHANG Xiaoli, XUN Maonian, LIANG Xiaohong, ZHANG Caili, HAN Peide

图2 S31254-Ce经1250 ℃固溶处理不同时间后显微组织

Fig.2 Microstructure of S31254-Ce stainless steel after solution treatment at 1250 ℃ for 60 min (a), 120 min (b) and 180 min (c)