模拟炼油环境中Q235钢和Cr5Mo钢表面硫化物膜稳定性及动态冲刷腐蚀行为研究
刘贵群, 郑玉贵, 姜胜利, 荆军航, 董伟娟, 曾宏, 司品宪

Stability and Erosion Corrosion Behavior of Corrosion Product Film of Q235 Carbon Steel and Cr5Mo Low Alloy Steel in Simulated Oil Refinery Media
LIU Guiqun, ZHENG Yugui, JIANG Shengli, JING Junhang, DONG Weijuan, ZENG Hong, SI Pinxian
表2 实验介质的性质
Table 2 Properties of the experiment media
Item TAN / mg KOHg-1 Sulfide content / % Density / gcm-3
Secondary vacuum gas oil 3.3 0.17 0.896
Naphthenic acid 177 --- 0.972
Dimethyl disulphide --- 68 1.063
Refined oil 0.04 0.037 0.867