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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Page 5
... presence of local scratches , presence of more than one phases , etc. This electro - chemical theory of corrosion has received experimental confirmation . One strong evidence in support of this theory is the fact that the corrosion of a ...
... presence of local scratches , presence of more than one phases , etc. This electro - chemical theory of corrosion has received experimental confirmation . One strong evidence in support of this theory is the fact that the corrosion of a ...
Page 51
... presence of harmful impurities . Type 316 stainless steel is preferred to type 304 but is liable to intergranular attack . Special ' 20 ' alloys are effective in all concentrations upto 150 ° C . Nickel alloys containing molybdenum are ...
... presence of harmful impurities . Type 316 stainless steel is preferred to type 304 but is liable to intergranular attack . Special ' 20 ' alloys are effective in all concentrations upto 150 ° C . Nickel alloys containing molybdenum are ...
Page 92
... presence of finely divided solid catalyst at a temperature of 430 ' - 520 ° C . The cracking oil vapour also contains entrained solid supported on cast iron grids . These are mainly subjected to erosion . Erosion action has also been ...
... presence of finely divided solid catalyst at a temperature of 430 ' - 520 ° C . The cracking oil vapour also contains entrained solid supported on cast iron grids . These are mainly subjected to erosion . Erosion action has also been ...
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