氧腐蚀
The main corrosion product is Fe 2O 3, showing there are intense aerated water corrosion, oxygen corrosion and electrolytic corrosion in the tube;
腐蚀产物主要为Fe2O3,表明炉管内存在较为剧烈的汽水腐蚀、氧腐蚀和电解腐蚀;
Corrosion occurs in furfural refining unit are mainly: furoic acid corrosion, furfural coking corrosion, phase corrosion, naphthenic acid corrosion, dissolved oxygen corrosion and sulfur corrosion, etc. Pipeline corrosion in furfural refining unit is often caused by various types of corrosion. 3.
糠醛精制装置中发生的腐蚀主要有糠酸腐蚀、糠醛结焦腐蚀、相变腐蚀、环烷酸腐蚀、溶解氧腐蚀、硫化物腐蚀。糠醛精制装置中的管线腐蚀常常是多种类型腐蚀的引起的。
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