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
... environment . The term ' substance ' , for all practical purposes , denotes a metal , either in the pure form or as an ... environments becomes feasible . Investigation and analysis of corrosion mechanism provide the methods for reducing ...
... environment . The term ' substance ' , for all practical purposes , denotes a metal , either in the pure form or as an ... environments becomes feasible . Investigation and analysis of corrosion mechanism provide the methods for reducing ...
Page 142
... environments have been given in table 4 which may be considered as a rough guidance . Table 4 Magnitude of current density required for cathodic protection of steel in different environments Environment mA / M2 Neutral soil 4 - 15 ...
... environments have been given in table 4 which may be considered as a rough guidance . Table 4 Magnitude of current density required for cathodic protection of steel in different environments Environment mA / M2 Neutral soil 4 - 15 ...
Page 149
... environment where the painted structure is to be put into service . It may also be pointed out in this connection ... environments and the paint film system . The metal surface should be primed as quickly as possible after the surface ...
... environment where the painted structure is to be put into service . It may also be pointed out in this connection ... environments and the paint film system . The metal surface should be primed as quickly as possible after the surface ...
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
alloys aluminium amine ammonia ammonium nitrate ammonium sulphate anodic protection attack austenitic bacteria brass carbon dioxide carbon steel cast iron cathodic protection cause caustic cell chemical chloride chromium coatings concentration condensate containing cooling copper Corpn corrosion due corrosion problems corrosion rate corrosion resistance distillation effective environment epoxy equipment erosion evaporator failure fertiliser flow galvanic gases graphite Hastelloy high temperatures hydrochloric acid hydrogen sulphide increase inhibitor intergranular layer liquor material of construction metal surface mild steel Monel nickel nitric acid nitrogen occurred operating oxide oxygen paint petroleum industry phenol phosphate phosphoric acid pipe pipelines pitting plant plates polyester potential presence pressure Prot pumps reaction reboiler reduced refinery resin rubber saturation sea water shell Sindri sodium solution stainless steel steam storage tanks stress corrosion cracking structure sulphuric acid tower tubes type of corrosion upto velocity welding zinc