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 19
... increase or de- crease in carbon content the time of cracking increases . In laboratory tests steel containing below 0.02 % C and those above 0.25 % have shown high resistance to attack . Welded constructions are preferred to rivetted ...
... increase or de- crease in carbon content the time of cracking increases . In laboratory tests steel containing below 0.02 % C and those above 0.25 % have shown high resistance to attack . Welded constructions are preferred to rivetted ...
Page 23
... 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 observed with increase in the current . This phenomenon is ...
... 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 observed with increase in the current . This phenomenon is ...
Page 88
... increase the creep resistant properties . However , increase in chromium content has further beneficial effect . Nickel is also added to improve the physical and mechanical properties but the nickel content should be kept lower , as in ...
... increase the creep resistant properties . However , increase in chromium content has further beneficial effect . Nickel is also added to improve the physical and mechanical properties but the nickel content should be kept lower , as in ...
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