Corrosion in Fertiliser and Petroleum Industry: Proceedings of Short Course on "Corrosion in Fertiliser and Petroleum Industry" Organised by the Corrosion Advisory Bureau at Udyogamandal from 20th to 24th December 1968K. N. P. Rao, A. K. Lahiri |
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Results 1-3 of 17
Page 23
... potential of the metal towards cathode is obtained . With increasing current the rate of dissolution increases accompanied by slow change in potential . After certain potential and current density a rapid increase in potential is ...
... potential of the metal towards cathode is obtained . With increasing current the rate of dissolution increases accompanied by slow change in potential . After certain potential and current density a rapid increase in potential is ...
Page 130
... potential on a structure immersed in water . Galvanic or two metal corrosion occurs , when dissimilar metals are brought in electrical contact and when exposed to a corrosive electrolyte . The less noble metal corrodes faster and the ...
... potential on a structure immersed in water . Galvanic or two metal corrosion occurs , when dissimilar metals are brought in electrical contact and when exposed to a corrosive electrolyte . The less noble metal corrodes faster and the ...
Page 143
... potentials at different points of the structure is unavoidable but spacing of anode is made such that no place should exhibit potential less than the protective value . To maintain such a condition certain portions of the structure ...
... potentials at different points of the structure is unavoidable but spacing of anode is made such that no place should exhibit potential less than the protective value . To maintain such a condition certain portions of the structure ...
Contents
INTRODUCTION | 3 |
CHEMICAL CORROSION AND ITS PREVENTION | 13 |
CORROSION PROBLEMS IN THE MANUFACTURE OF NITROGEN BASED FERTILIZER | 27 |
9 other sections not shown
Common terms and phrases
addition alloys aluminium ammonia ammonium amount anodic application attack bottom carbon steel cast iron cathodic protection cause chemical chloride chromium coatings concentration construction containing cooling corrosion problems corrosion rate cracking crude developed distillation effective environment epoxy equipment exchangers failure fertiliser flow formation give given handling heat higher hydrogen hydrogen sulphide increase industry inhibitor iron lead material metal method mild steel Monel months natural observed occurred operating organic oxide oxygen paint petroleum phosphate pipe pitting plant plates potential practice presence pressure prevent pumps range reaction reduced refinery removal resistance rubber severe shell showing solution specially stainless steel steam storage tanks stress corrosion structure suitable sulphuric acid surface Table tanks temperature tests thickness tower treatment tubes unit various welding zinc