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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Results 1-3 of 17
Page 17
Stainless steels owe their high resistance to corrosion to the presence of
chromium in solid solution . If this chromium is removed from solution by any
reaction to a level below 12 % , the corrosion resistance properties markedly
decrease .
Stainless steels owe their high resistance to corrosion to the presence of
chromium in solid solution . If this chromium is removed from solution by any
reaction to a level below 12 % , the corrosion resistance properties markedly
decrease .
Page 40
The addition of about 6 % chromium together with possibly Mo or W can make
steel stand upto 600°C and have good strength . Steels containing V , Ti , Nb and
Zr are also resistant to hydrogen attack . As to the effect of nitrogen and ammonia
...
The addition of about 6 % chromium together with possibly Mo or W can make
steel stand upto 600°C and have good strength . Steels containing V , Ti , Nb and
Zr are also resistant to hydrogen attack . As to the effect of nitrogen and ammonia
...
Page 88
Chromium is the most important alloying element to impart resistance to sulphur
attack and in most of the cases alloy steel containing 46 % Cr with 0 . 5 % Mo is
found to be satisfactory . Mo is added to increase the creep resistant properties .
Chromium is the most important alloying element to impart resistance to sulphur
attack and in most of the cases alloy steel containing 46 % Cr with 0 . 5 % Mo is
found to be satisfactory . Mo is added to increase the creep resistant properties .
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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