Analyzes the reasons for times of erosion failure of the HP flash drumshell, and presents relative erosion control measures.
对高压闪蒸罐壳体多次冲刷损坏的原因进行初步分析，提出相应防治对策。
2
Because of the much thick wall of large capacity boiler drum, the pressed and weld longitudinal seam is used to manufacture the drumshell ring.
由于大容量电站锅炉汽包的壁较厚，所以在汽包筒节制造时常采用压制成两个半圆瓦片再焊接而成的方法。
3
The invention relates to a recycling method of waste plastic, in particular to a recycling method of a waste, old and broken selenium drumshell in the industry of consumables.