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 20
... composition . Of the various alloys , Cu - Zn alloys are the most susceptible followed by Cu - Al , Cu - Sn , Cu - P and Cu - As . Cu - Ni alloys are known to be immune to this type of failure . The mode of cracking also changes with ...
... composition . Of the various alloys , Cu - Zn alloys are the most susceptible followed by Cu - Al , Cu - Sn , Cu - P and Cu - As . Cu - Ni alloys are known to be immune to this type of failure . The mode of cracking also changes with ...
Page 55
... composition of the acid mixture varies from plant to plant , it is typically a slurry of gypsum , silica , unreacted phosphate rock , sulphuric acid , fluosilicic acid , fluosilicates , traces of hydrofluoric acid in 32 % phosphoric ...
... composition of the acid mixture varies from plant to plant , it is typically a slurry of gypsum , silica , unreacted phosphate rock , sulphuric acid , fluosilicic acid , fluosilicates , traces of hydrofluoric acid in 32 % phosphoric ...
Page 130
... COMPOSITION The influence of the type of water on the corrosion of metals will vary according to conductivity , hydrogen ion concentration and composition . Noble metals , such as , platinum and gold , are stable at all pHs . Metals ...
... COMPOSITION The influence of the type of water on the corrosion of metals will vary according to conductivity , hydrogen ion concentration and composition . Noble metals , such as , platinum and gold , are stable at all pHs . Metals ...
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