摘要
分析了制冷设备中Q345R制氨贮存容器须焊后热处理的原因,并提出了防止液氨压力容器应力腐蚀开裂的措施。
In this paper the reason of heat treatment after welding for Q345R which was used of ammonia storage container for refrigeration equipments was analyzed,and some measures which can avoid crack for stress corrosion for the pressure vessel of liquid ammonia were provided.
出处
《低温与特气》
CAS
2012年第2期28-30,共3页
Low Temperature and Specialty Gases
关键词
Q345R
氨贮存容器
液氨
焊后热处理
应力腐蚀
Q345R
ammonia storage container
liquid ammonia
postweld heat treatment
stress corrosion crack