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    Materials Selection & Design: Corrosion Resistance of Low-Temperature, Surface-Hardened Stainless Steel

    Published: May 01, 2019
    Author(s): Ulli Oberste-Lehn, Bodycote Specialist Technologies, Düsseldorf, Germany Chad Beamer, Bodycote Specialist Technologies, London, Ohio Paul Gümpel, HTWG Konstanz, University of Applied Sciences, Konstanz, Germany Andreas Karl, Bodycote Specialist Technologies, Landsberg, Germany

    Thermochemical surface hardening is used to overcome the weak mechanical performance of austenitic and duplex stainless steels. Both low-temperature carburizing and nitrocarburizing can improve the hardness, wear, galling, and cavitation resistance, while...

    Journal article from Materials Performance, Volume 58, No. 5, May 2019 (NACE International)

    Cathodic & Anodic Protection: Cathodic Protection Retrofit for Aging Muncipal Water Infrastructure

    Published: May 01, 2019
    Author(s): Mersedeh Akhoondan, Brien Clark, and Graham Bell, HDR, Claremont, California, USA Jay Pastor, Metropolitan Water District of Southern California, Los Angeles, California, USA

    Reinforced concrete towers in a water reservoir contain equipment to control water. Interruption in the operation of these towers causes a huge disruption in the municipal water distribution system. Operation in an aggressive environment contributes to corrosion....

    Journal article from Materials Performance, Volume 58, No. 5, May 2019 (NACE International)

    Coatings & Linings: Geopolymer Lining Corroded Reinforced Concrete Sanitary Sewer Pipes

    Published: May 01, 2019
    Author(s): Joseph R. Royer, Milliken Infrastructure Solutions, LLC, Spartanburg, South Carolina, USA

    Many utilities are seeking innovative sewer rehabilitation technologies, particularly for large-diameter pipes. This article describes the demonstration of corrosion testing for a spray-applied geopolymer mortar during the rehabilitation of a 1.5-m (60-in)...

    Journal article from Materials Performance, Volume 58, No. 5, May 2019 (NACE International)

    Chemical Treatment: Scale Inhibitor Blends for Industrial Water Systems

    Published: May 01, 2019
    Author(s): ahid Amjad, FNACE, Walsh University Department of Chemistry, Division of Mathematics and Sciences, North Canton, Ohio, USA

    This study is focused on the evaluation of polyepoxysuccinic acid (PESA), 2-phosphonobutane 1,2,4-tricarboxyllic acid (PBTC), and PESA/ PBTC blends for calcium sulfate dihydrate (CaSO4·2H2O, gypsum) and calcium carbonate (CaCO3) scale inhibition for aqueous...

    Journal article from Materials Performance, Volume 58, No. 5, May 2019 (NACE International)

    Material Matters: 2019

    Published: May 01, 2019

    Articles include: Evaluating the Cost-Effectiveness of Cathodic Protection for Water Infrastructure and Oroville Dam Spillway Restored and Reopened After 2017 Failure

    Journal article from Materials Performance, Volume 58, No. 5, May 2019 (NACE International)

    Corrosion Management: Aluminum Corrosion Influenced by Temperature in Deionized Water

    Published: May 01, 2019
    Author(s): Wang Rui, China Nuclear Power Engineering Co., Ltd., Beijing, China Xie Xuejun, Zhang Yuanlin, and Zhang Yu, Energy Chemical Engineering Department, School of Power and Mechanical Engineering, Wuhan University, China Fu Hao and Gong Maocai, Guodian Hanchuan Power Generation Co., Ltd., Hanchuan, China

    Temperature influence on aluminum corrosion in deionized water was studied using the gravimetric method, optical microscope, and x-ray diffraction. According to test temperatures ranging from 30 to 80 °C, the oxide film at temperatures from 60 to 70 °C only...

    Journal article from Materials Performance, Volume 58, No. 5, May 2019 (NACE International)

    Feature Article: Desinging and Managing an Offshore Cathodic Protection System

    Published: April 01, 2019
    Author(s): Kathy Riggs Larsen

    A systematic CP management program can be used to optimize the overall CP system for an offshore oil and gas production system. 

    Journal article from Materials Performance, Volume 58, No. 4, April 2019 (NACE International)

    Materials Matters: 2019

    Published: April 01, 2019

    Articles include: Study Evaluates Offshore Coating Performance on Stainless Steel, New Fire Protective Coating Technology for Energy Applications, Where Corrosion Science and Cathodic Protection Commenced

    Journal article from Materials Performance, Volume 58, No. 4, April 2019 (NACE International)

    Materials Selection & Design: Corrosion of 3Cr Steel in Supercritical CO2 Systems

    Published: April 01, 2019
    Author(s): Yucheng Zhang, Yang Meng, Xinhua Ju, Zhonghang Jiang, and Zejun Ma, Research Institute of Technology of Shougang Group Co., Ltd., Beijing, China Liang Wei, Materials Genome Institute, Shanghai University, Shanghai, China Kewei Gao, Department of Materials Physics and Chemistry, University of Science and Technology Beijing, Beijing, China

     The corrosion behavior of 3Cr steel in static and dynamic water-saturated supercritical carbon dioxide (CO2) systems during carbon capture and storage transport was investigated in this study. The results showed that the average and localized corrosion...

    Journal article from Materials Performance, Volume 58, No. 4, April 2019 (NACE International)

    Corrosion Management: Diagnostic Investigation of 10-inch Duplex Stainless Steel Flowline Weld Failure

    Published: April 01, 2019
    Author(s): Mushaid Nauman and Mohammed Rashid, Penspen, Abu Dhabi, United Arab Emirates

    This article discusses the failure investigation performed for a major operator in the Middle East on duplex stainless steel (DSS) flowline welds. The subject flowline was used intermittently since 1984 in an extreme sour service chloride- containing corrosive...

    Journal article from Materials Performance, Volume 58, No. 4, April 2019 (NACE International)