Corrosion Chronicles

In this episode, Steven Clarke joins co-hosts Heather Allain and Marc Cook to dive into the world of mining and mineral processing. They break down the differences between hydrometallurgy and pyrometallurgy, explore various leaching methods, and discuss solvent extraction and electrowinning. The conversation highlights how water and ore contaminants impact material compatibility, the challenges of abrasion resistance, and what new ...

In this episode, Gary Whittaker, retired Engineering Fellow from Eastman Chemical and MTI Fellow, sits down with co-hosts Heather Allain and Marc Cook to recount some past failures he was involved in failure analysis on. They chat about: an API storage tank that leaked and contaminated a nearby river, some Nickel-Chrome-Moly alloy piping with stress cracking found due to indications on an associated clad vessel, and some Nickel-Mol...

In this episode, Arun Sreeranganathan, principal at Stress Engineering Services, sits down with co-hosts Heather Allain and Marc Cook to discuss creep in the context of chemical facilities. They chat about: the definition of creep, homologous temperature, creep in plastics, contrasting creep with SRC, How the ASME code handles the subject, creep curves, sources for creep info, how creep data is developed, using uniaxial data to des...

In this episode, Ben McCurry, Senior Expert of Materials Engineering and Inspection at BASF Corporation, joins co-hosts Heather Allain and Marc Cook to dive into the world of corrosion testing. They cover a wide range of topics, including the purpose of corrosion testing, lab testing versus in-situ methods, and the use of corrosion resistance tables. The discussion explores valuable insights from sister plants, decision-making crit...

In this episode, Jan-willem Rensman, Fellow at Fluor and subject matter expert in Metallurgy and Welding, joins co-hosts Heather Allain and Marc Cook for an in-depth discussion on stress relaxation cracking (SRC). Together, they cover topics including: defining SRC and understanding where and when it occurs, the differences between SRC and creep, managing residual stresses in welds, and offering design and fabrication strategies to...

In this episode, Dale McIntyre, a designated professional with the Materials Technology Institute, joins co-hosts Heather Allain and Marc Cook to dive into the topic of anodic stress corrosion cracking, with a specific focus on chloride stress corrosion cracking (CSCC). They explore key SCC degradation mechanisms and discuss crucial factors in assessing CSCC risks. The conversation covers a range of topics, including reducing surfa...

In this episode, Steve Springer, a materials engineer at Chemours Engineering, joins co-hosts Heather Allain and Marc Cook to discuss the critical role of flexible hoses in chemical facilities. They cover a range of topics, including a tragic incident that resulted in a fatality, the importance of having a robust hose program, and key considerations in hose design and construction. The conversation also touches on appropriate and i...

In our season 2 premier, Ed Naylor, Senior Materials Engineering Associate at Nouryon, sits down with co-hosts Heather Allain and Marc Cook to discuss storm damage in the context of chemical facilities. They explore how to identify site-specific vulnerabilities, the unique hazards hurricanes pose, and essential preparation steps before storm season. The discussion also covers the role of hazard response teams, the cascading effects...

In our season 1 finale, host Heather Allain flips the script by interviewing her co-host, Marc Cook, for an in-depth discussion on tantalum. They explore the various alloys of tantalum, its market dynamics, pricing trends, and the types of equipment where tantalum is used. Tune in to learn about hydrogen embrittlement, fabrication basics, inspection and testing methods, and repair techniques. 

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In this episode, Richard Sutherlin, a metallurgical and corrosion consultant, sits down with co-hosts Heather Allain and Marc Cook to discuss titanium and zirconium alloys. They chat about the unique properties of specific grades of titanium, their various applications, and the challenges of identifying and assessing hydriding in titanium tubes. They also discuss safety considerations and proper procedures when working with pyropho...

In this episode, Kevin Brooks, president of Knight Material Technologies, sits down with co-hosts Heather Allain and Marc Cook to discuss corrosion testing for linings. Tune in as they explore various topics including inspection methods for linings, the use of thermal imaging for inspections, core sampling techniques, equipment cleaning procedures, safe methods for equipment storage, equipment size ranges, chemical expansion of bri...

In this episode, Gary Coates from the Nickel Institute sits down with co-hosts Heather Allain and Marc Cook to discuss stainless steels. The three chat about: the various series of stainless steel; magnetism as an identification technique; changes in stainless compositions as a function of time; stress corrosion cracking; sustainability in the context of stainless steel; PREN number; material suitabilit...

In this episode, industry veteran Dale Keeler, Associate Director at MTI, sits down with co-hosts Heather Allain and Marc Cook to discuss fiber-reinforced composites (FRP). The three chat about: fabrication methods; the types of fiber, resin and additives; differences in design standards and practices around the globe; how material properties used in design are determined and validated; inspection and life assessment techniques; fl...

In this episode, Jay Schickling, senior principal consultant at Chemours, sits down with co-hosts Heather Allain and Marc Cook to discuss refractory ceramics. The three chat about refractory linings details for process heaters, including: bricks, monolithic linings, ceramic fiber, thermal expansion, dryout, anchoring systems, inspection techniques, acceptance criteria for defects, and repair techniques.

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In this episode, industry veterans Debra Mc Cauley and Dale Heffner sit down with co-hosts Heather Allain and Marc Cook to discuss polymer-lined steel vessels. The four chat about the end user drivers when purchasing polymer-lined steel vessels, including overall uses and costs; the supply chain and how the resins are produced; advantages and disadvantages of steel-lined equipment compared with dual laminate equipment; the use of c...

In this episode, Ajit Mishra, Materials Consultant at Corteva, sits down with co-hosts Heather Allain and Marc Cook to discuss nickel alloys. The three chat about the advantages of using nickel alloys, the overall market size; applications for nickel alloys; costs associated with various nickel alloys; minimizing weld corrosion; and lessons learned from being both a supplier and a chemical producer.

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