KBb番号:029
モード:割れ
メカニズム①:クリープ
'メカニズム②:クリープ破壊
特徴:クリープ破壊は,高温条件下(絶対温度で融点の約1/2以上)で,一定応力のもとでひずみが時間的に増大し,続け破壊に至る現象である・破壊過程は,粒界における空孔の核生成,成長,合体,および最終破断の一連の過程によって起こり,主として粒界破壊である・
主たる材料:炭素鋼,低合金鋼,ステンレス鋼,ニッケル基合金,銅合金
事例:019 020 021? 022 023
website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website