Surface cleanliness and integrity is a core technology issue in the manufacture progress of authentic stainless steel equipment for key nuclear instrument, like nuclear main pump, sea water desalting plant contacting with high halogen concentration and boiler plant suffered high temperature corrosion. 表面高度清洁度和完整性是第四代先进核电站中核主泵等关键不锈钢装备高洁净度制造的核心,也是接触高浓度的氯离子海水淡化设备和高温腐蚀锅炉设备的必要条件。