Mechanism of corrosion with limited access of electrolyte

CONTENTS
I. Introduction 233
II. Peculiarities of the electrochemical behaviour of metals in narrow gaps and crevices 234
III. Change in steady-state potentials at sites to which access of electrolyte is impeded 235
IV. Change in nature of corrosion medium in gaps 236
V. Formation of macrocells of crevice–open surface type 237
VI. Selective linear dissolution at phase boundary 238
VII. Corrosion in the water-line zone 240
VIII. Pitting 240