不锈钢盘管的特点耐高温蒸汽、抗冲击腐蚀、耐氨腐蚀;
Thee characteristics of stainless steel coil high temperature steam, impact corrosion and ammonia corrosion;
凝汽器铜管的氨腐蚀,是造成凝汽器泄漏和给水含铜的重要原因。
Ammoniac Corrosion of condenser copper tubes is the major cause of condenser leakage and copper content in boiler feed water.
在凝汽器特别是空抽区,采用B_(30)白铜管可有效地防止凝汽器铜管的氨腐蚀。
Using B30 paktong tubes in condenser, especially in air extracting area, can significantly prevent condenser tubes from corrosion.
由于氨的聚集与氧的存在,在凝汽器空冷区出现过冷度的情况下,铜管的氨腐蚀是不可避免的。
Ammonia corrosion of condenser copper tubes in the air removal section cannot be avoided as a result of ammonia collection and existence under super cooling condition.
无水氨汽提塔喷嘴在高速蒸汽产生的空蚀和介质的活化腐蚀联合作用下腐蚀严重,通过材质、结构优化取得了良好的效果。
By the joint action of cavitation corrosion produced in the high speed stream and medium activation corrosion, the spray nozzles of anhydrous ammonia stripper corrode seriously.
主要对氨汽提塔的腐蚀状况、衬里焊缝发生频繁泄漏的原因和应对措施以及维护检修中的注意事项等进行探讨。
This article presents the situation of ammonia stripper corrosion, discusses reasons for frequent leaking of the lining welding and the countermeasures, as well as the cautions for the maintenance.
通过对氨制冷压力容器应力腐蚀开裂进行调查、分析、试验和研究,提出切实可行的对策措施。
In this paper, we raise really available measures through the investigation, analysis, test and research about the stress corrosion cracking of pressure vessel for ammonia refrigerating equipments.
采用电化学极化和失重法研究了纯铜管、304不锈钢管于开口、低氧密闭两种状态下在不同浓度氨溶液中的腐蚀性能。
The corrosion performance of tubes of copper and 304 stainless steel in ammonia solutions with different ammonia concentration are studied by electrochemical polarization and weight-loss method.
介绍了合成氨装置中主甲醇换热器EA-206的工艺和设备情况,并对其腐蚀机理进行了分析。
The main process and equipment of methanol heat exchanger EA - 206 in ammonia unit are introduced, and corrosion mechanisms is studied.
某公司的立式氨冷凝器波纹换热管采用316L不锈钢制造,使用1年后陆续发生腐蚀穿孔现象。
The recuperator tube of ammonia condenser on a factory was made of 316l stainless steel and pitted after used for only one year.
通过对冷却水、传热管以及垢层的分析检验,发现氨冷凝器传热管泄漏是由冷却水对金属的电化学腐蚀引起的。
It was found that the leakage cause of the ammonia condenser tubes was the electrochemical corrosion due to the cooling water based on the analysis on the cooling water, tubes and the scales.
仪表适用于测量氨的液体和气体的压力真空,也可测量对碳钢、奥氏体不锈钢和锡铅类焊料无腐蚀作用的介质的压力和真空。
It is used for pressure and vacuum of ammoniac liquid and gas as well as of zhe madia which can't corrode carbon steel, stainless steel and solders like tin and lead.
介绍了酮苯装置立式氨用冷凝器的失效情况,确定了海水局部腐蚀是冷凝器失效的主要原因。
The corrosion failure of vertical ammonia-seawater condenser used in acetone-benzol plant was introduced. It is determined that the main failure reason is caused by seawater local corrosion.
UHMWPE对非氧化性酸(烯硫酸、硝酸及浓度较大的盐酸、磷酸、氢氟酸、甲酸、乙酸)、氨和胺及各种碱、盐溶液都有两好的耐蚀性、两种材料都不耐强氧化性酸的腐蚀。
UHMWPE has a fine corrosion resistance to inoxidable acid (dilute sulfuric acid, nitric acid and large concentration hydrochloric acid, phosphorus acid, hydrofluoric acid, and salty solutions.
废热锅炉是合成氨装置的重要设备之一,其炉管与大管板焊缝受高温高压及介质腐蚀,运行一年后会产生裂纹,影响装置的正常运行。
To find the cause of perforation corrosion in a boiler tube, the chemical composition, mechanical properties, microstructure of tubes, the corrosion product and the water quality have been analyzed.
废热锅炉是合成氨装置的重要设备之一,其炉管与大管板焊缝受高温高压及介质腐蚀,运行一年后会产生裂纹,影响装置的正常运行。
To find the cause of perforation corrosion in a boiler tube, the chemical composition, mechanical properties, microstructure of tubes, the corrosion product and the water quality have been analyzed.
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