Journal of Chemistry / 2013 / Article / Fig 4

Research Article

Effects of Immersion Time and 5-Phenyl-1H-tetrazole on the Corrosion and Corrosion Mitigation of Cobalt Free Maraging Steel in 0.5 M Sulfuric Acid Pickling Solutions

Figure 4

(a) SEM micrograph obtained from the maraging steel electrode after its immersion for 1 h in 0.5 M H2SO4 containing 1.0 mM PHTA; (b) and (c) are the corresponding EDX profile analyses for the area I and area II shown on the micrograph, respectively.

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