This paper analyses the leakage of the seal belts in the middle pass partition,corrosive cracking of lined plate of the channel,tightness of the tubesheet and the flanges and puts forward the plan of the technical imp...This paper analyses the leakage of the seal belts in the middle pass partition,corrosive cracking of lined plate of the channel,tightness of the tubesheet and the flanges and puts forward the plan of the technical improvement.Excellent results have obtained after the execution of the plan.展开更多
文摘This paper analyses the leakage of the seal belts in the middle pass partition,corrosive cracking of lined plate of the channel,tightness of the tubesheet and the flanges and puts forward the plan of the technical improvement.Excellent results have obtained after the execution of the plan.