超细晶304L不锈钢在含Cl-溶液中点蚀行为的研究
朴楠1,2,陈吉1(
),尹成江1,3,孙成4,张星航4,武占文5
),尹成江1,3,孙成4,张星航4,武占文5
INVESTIGATION ON PITTING CORROSION BEHAVIOR OF ULTRAFINE-GRAINED 304L STAINLESS STEEL IN Cl- CONTAINING SOLUTION
Nan PIAO1,2,Ji CHEN1(),Chengjiang YIN1,3,Cheng SUN4,Xinghang ZHANG4,Zhanwen WU5
),Chengjiang YIN1,3,Cheng SUN4,Xinghang ZHANG4,Zhanwen WU5
图7. UFG-304L SS和CG-304L SS在0.05 mol/L H2SO4+0.05 mol/L NaCl溶液中点蚀示意图
Fig.7. Schematics of pitting corrosion for UFG-304L SS (a) and CG-304L SS (b) in 0.05 mol/L H2SO4+0.05 mol/L NaCl (DB—diffusion coefficient of Cl- along grain-boundary, DL—diffusion coefficient of Cl- in lattice)
