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 1968 |
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Page 23
After certain potential and current density a rapid increase in potential is
observed with increase in the current . This phenomenon is observed when the
tests are carried out by varying the current , which is commonly known as "
galvanostatic ...
After certain potential and current density a rapid increase in potential is
observed with increase in the current . This phenomenon is observed when the
tests are carried out by varying the current , which is commonly known as "
galvanostatic ...
Page 43
First of all the corrosion was observed in the pipe line from the decomposer to the
decomposed liquor storage tank . At that time the corrosion was attributed to
excess localised concentration of sulphuric acid in the line , as sulphuric acid
was ...
First of all the corrosion was observed in the pipe line from the decomposer to the
decomposed liquor storage tank . At that time the corrosion was attributed to
excess localised concentration of sulphuric acid in the line , as sulphuric acid
was ...
Page 47
Corrosion troubles have also been encountered fertiliser factory and they are
described below :at the nitrolimestone plant at Rourkela Granulating drums –
Cracks were observed on the welding seams transverse to the drum axis as well
as on ...
Corrosion troubles have also been encountered fertiliser factory and they are
described below :at the nitrolimestone plant at Rourkela Granulating drums –
Cracks were observed on the welding seams transverse to the drum axis as well
as on ...
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Contents
INTRODUCTION | 3 |
CHEMICAL CORROSION AND ITS PREVENTION | 13 |
DISCUSSION | 22 |
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 give given handling heat hydrogen hydrogen sulphide increase industry inhibitor iron lead less 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