Materials Performance

OCT 2016

Materials Performance is the world's most widely circulated magazine dedicated to corrosion prevention and control. MP provides information about the latest corrosion control technologies and practical applications for every industry and environment.

Issue link: http://mp.epubxp.com/i/733332

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A24 OCTOBER 2016 MATERIALS PERFORMANCE NACE INTERNATIONAL: VOL. 55, NO. 10 Corrosive Chronicles Returning to CORROSION 2017, the popular and expanded Corrosive Chronicles Theater will feature experienced corrosion professionals and NACE staff who will present interactive forums on a variety of corrosion-related topics on the Exhibit Hall floor. Conference attendees will learn unique lessons and solutions to corrosion issues that are relatable to their own field of expertise. Topics of discussion include the following: Tuesday, March 28 Coatings 101: an Introduction to Coatings & Coating Technology Part 1 Presented by: Rae Marie Mattis, GPU This presentation will discuss the following topics: § Why do we paint? § What is this thing, paint anyway? § How does paint work? § How can I make it stick properly? § What often goes wrong! § When to paint § What is the value statement, including risk management? Contractor Awards Program CoatingsPro Magazine is presenting its inaugural Contractor Awards at CORROSION 2017! The new program is for commercial and industrial coatings contractors, with project categories including commercial concrete, commercial roof, industrial concrete, industrial steel, specialty project, and contractor/crew MVP. Award winners will be announced in a special ceremony for the contractors. Corrosion of Mild Steel in Recirculated Cooling and Single-Pass Natural Waters Presented by: Vladimir Plashnitsa, Lester M. Dobosz, and Ty V. Tran, ERCO Worldwide The chemical plant heat exchangers are often manufactured of mild steel and operate under the recirculated cooling and/or single-pass natural waters. Both types of waters could affect the corrosion of mild steel in different ways: while the recirculated cooling water could be aggressive because of accumulation of chemical impurities, microbiologically influenced corrosion would be one of the primary reasons for natural water. Under some circumstances, both types of water could be mixed together, making corrosion issues more complex. The condition and treatment of different types of water become of high importance to prevent accelerated corrosion of mild steel and premature failure of the heat exchanger. The discussion will be focused on assessment of the corrosion rate of mild steel in recirculated cooling and natural waters by monitoring and controlling such factors as water quality, water velocity, pH, chloride concentrations, addition of corrosion inhibitors and strong oxidizers, etc. The effect of surface preparation, pretreatment, and condition during operation on corrosion characteristics of mild steel as well as challenges and options of dealing with water treatment when the surface temperature is very high will be also discussed. In addition, economical and environmental limitations and challenges for once- through systems are considered. Coatings 101: an Introduction to Coatings & Coating Technology Part 2 Presented by: Rae Marie Mattis, GPU This presentation will discuss the following topics: § Why do we paint? § What is this thing, paint anyway? § How does paint work? § How can I make it stick properly? § What often goes wrong! § When to paint § What is the value statement, including risk management? Contamination of Stainless Steels Presented by: Jeffrey Vatne, S&B; Engineers and Constructors There are many potential sources and types of contamination of stainless steel equipment and piping components. And when the problem does happen, schedules get held up, valuable resources are brought to bear, money is spent, and company reputations suffer. Most often, it is iron contamination that is seen. The heat tint from welding may be considered another. In industrial-strength hydrogen peroxide services, even tungsten contamination from the arc strike of a gas tungsten arc weld (GTAW) electrode can spell disaster. So, what is it about not-so-stainless, stainless steel equipment and piping that causes its outright rejection? What are the real corrosion issues? What is the technical basis for rejection? And what are the options to treat it? Attendees are invited to bring both their views and practical experiences to this open forum. We can discuss how to identify the types of contamination, how to assess their risk, how to remove them, and how to specify against them. This will be a great opportunity to network with those like yourself who are likely to contend with this problem. Basic Workshop—Proper Use of Coatings Inspection Instruments and Standards Presented by: Matthew Fajit, KTA-Tator Proper use of coatings inspection instruments, as well as knowledge of industry standards, is vital for all parties involved in corrosion protection using protective coating and lining systems. Lack of knowledge of industry requirements and/or improper use of coatings inspection equipment can result in catastrophic premature coating failure and, if undetected, can cause product contamination and/or loss of structural steel. Painting contractors, who are ultimately responsible for quality control on painting projects, must have knowledge of instrument use to prove compliance with the governing project specification. Facility owners who perform quality assurance during painting operations must have knowledge to help ensure the protection they are paying for is being performed according to the requirements of their specification. Finally, coating manufacturers need to ensure their materials

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