... a broader understanding of this effect in the form of empirical correlations. Key aspects of interpreting wall shear stress trends, parametric behavior and corrosion response in amines and sour water solutions are discussed. wall shear stress velocity laboratory tests flow loops corrosion flow assisted...

... determined in the past by empirical calculations based on physical and metallurgical characteristics. This work presents the results of laboratory tests performed on three sizes of zinc ribbon anode to give actual ampacity characteristics. The resulting graphs can be used as a reference for designing AC...

.... This paper provides a summary of the literature search. Naphthenic acid corrosion crude oil laboratory tests inhibitors metallurgy TAN INTRODUCTION Naphthenic acids are a group of carboxylic acids derived from petroleum during the refining process. These acids are known to cause severe corrosion...

... and microorganisms. polymer coatings natural seawater microbial corrosion EIS ENA laboratory tests surface analysis INTRODUCTION Electrochemical Data Due to the large number of samples and exposure times and the fact that not all samples have been removed at present due to insufficient coating degradation...

... are not apparent in day-to-day operations. Amines Laboratory tests Organic acids Chelating agents INTRODUCTION Benchmarking Certain tests are made to ensure the proper and continuing functioning of the unit. These should be reviewed so as to assure that modern concepts of statistical process control are being...

... increases. Velocity effects have been studied in a closed loop hot oil circuit where the stream impinges on the target specimen. Film breakdown is prevented by increasing the molybdenum content. Naphthenic Acid Crude Oil Laboratory Tests Field Tests Molybdenum-bearing austenitic stainless steels...

... is the dominant factor in conferring corrosion resistance. The Naphthenic Acid Corrosion Index (NACI) is useful in assessing the severity of corrosion under a variety of circumstances. Naphthenic Acid Crude Oil Laboratory Tests Field Tests Molybdenum-bearing austenitic stainless steels Table 2 shows the NACI...

...Abstract New techniques for identifying naphthenic acid corrosion and chemical treatments for preventing this attack are presented. Refinery case studies include stream analysis, failure analysis and inhibitor use. Laboratory tests to show the effect of hydrogen sulfide and phosphorus based...

... stainless steel 304L glass laboratory tests electron microscope examination nuclear waste disposal INTRODUCTION One of the methods considered for storage of high-level radioactive wastes has been vitrification with a borate glass and containment in a stainless steel canister as the inner pack...

... mechanical properties (91.5 ksi actual yield strength). According to these results, 13% Cr could be used in more agressive environments. General corrosion Martensitic 13% Cr Sour environments Sulfide Stress Cracking Stress Corrosion Cracking Carbon dioxide Hydrogen sulfide Laboratory tests...

...acrylic acrylic urethane polyurethane epoxy acrylic epoxy solvent-based coatings topcoats Michael reaction acetoacetyl toxicity VOC accelerated tests laboratory tests INTRODUCTION Abstract Acrylic urethanes have set a standard for high performance topcoats by virtue of their long...

... holds obvious merit. Abstract Laboratory testing services can assist coating specifiers in choosing appropriate products for protecting transportation equipment from corrosion. To make the most efficient use of resources in conducting salt spray corrosion tests, the test substrates used and the methods...

...316L stainless steel pulp and paper paper machine headboxes passivity breakdown repassivation test equipment test method accelerated test laboratory tests critical pitting temperature electrochemical testing controlled-inclusion stainless steel machinability electropolishing crevice...

... laboratory tests To date there is not a totally satisfactory method of dealing with this practical engineering problem. There has over the past 20 or so years been an increasing appreciation in corrosion studies of the importance of quantification of the hydrodynamics in terms of well recognised engineering...

... and 13Cr alloys with improved SSC resistance. hydrogen sulfide chrome steel oil wells gas wells petroleum production laboratory tests heat treatment INTRODUCTION CO₂ corrosion is the most pervasive form of corrosion in the oilfield. The traditional, most widely used method of fighting...

... low magnitude. The vessel was returned to service with only minor repairs. carbon steel cracks HAZ hydrogen sulfide hydrogen embrittlement laboratory tests non destructive examination petroleum refining SCC INTRODUCTION Many cases of sulfide stress corrosion cracking in liquified petroleum...