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    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)

    Corrosion Mangement: Crevice Corrosion of Duplex Stainless Steel Compact Flanges

    Published: April 01, 2019
    Author(s): E. Heaver, Real Life Metallurgy, Manchester, England

    Two of three subsea manifolds failed to hold hydrotest pressure during commissioning. Leaks were traced to compact flange hub connections joining multiphase flow meters (MPFMs) to manifold piping. Visual examination following recovery of the MPFMs revealed...

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

    NACE SP0100-2019 (formerly RP0100): Standard Practice, Cathodic Protection to Control External Corrosion of Concrete Pressure Pipelines and Mortar-Coated Steel Pipelines for Water or Waste Water Service

    Published: March 20, 2019

    Furnishes guidelines that provide the design engineer with information on corrosion control of prestressed concrete cylinder pipe (PCCP) through the application of cathodic protection.

    Standard from NACE Standards (NACE International)

    Feature Article: Waging War on Corrosion

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

    Corrosion professionals are familiar with the common enemies: oxidation, stress, Surface wear, salt spray, humidity, ultraviolet (UV) light, chemical exposure, etc. These attackers can cause degradation and failure of almost every type of equipment and...

    Journal article from Materials Performance, Volume 58, No. 3, March 2019 (NACE International)

    NACE SP0109-2019: Application of Tape Coatings for External Corrosion Protection of Buried Metal Pipelines (Revised)

    Published: February 25, 2019

    This updated NACE International standard practice provides the most current technology and industry practices for material requirements and the use of tape coatings for external mainline coating, coating repair, coating rehabilitation, and coating weld joints on...

    Report from NACE Reports (NACE International)

    Chemical Treatment: Control of Black Powder in Gas and Condensate Pipelines

    Published: February 01, 2019
    Author(s): Saleh Al-Sulaiman, Youssef Khuraibut, Sundip Kuthe, and Shady Hassan, Kuwait Oil Co., Almadi, Kuwait

    Black powder is an unwanted entity in high-pressure fuel and gas pipelines. When found, the Kuwait Oil Co. decided to investigate the problem, forming a task force to analyze the root cause of the powder formation and to control this phenomenon. Chemical...

    Journal article from Materials Performance, Volume 58, No. 2, February 2019 (NACE International)

    Corrosion Management: Pipeline Failure Investigation: Is it MIC?

    Published: February 01, 2019
    Author(s): Richard B. Eckert, DNV GL USA, Inc., Commerce Township, Michigan, USA Torben Lund Skovhus, VIA University College, Horsens, Denmark

    The investigation of pipeline corrosion failures, including those caused by microbiologically influenced corrosion (MIC), requires multiple lines of evidence to identify causative mechanisms and contributing factors. The types of evidence needed for the corrosion...

    Journal article from Materials Performance, Volume 58, No. 2, February 2019 (NACE International)

    Corrosion Management: Probability of Pipeline Failure Caused by External Corrosion

    Published: February 01, 2019
    Author(s): R. Olalde, Metallurgic Engineering Department, School of Chemistry, Universidad Nacional Autonoma de Mexico, Ciudad Universitaria, Mexico City, Mexico

    The probability of failure (PoF) of pipelines caused by external corrosion is a function of three variables: exposure, mitigation, and resistance. Two primary exposure variables of a buried pipeline are soil resistivity and pH. In this work, the PoF caused by...

    Journal article from Materials Performance, Volume 58, No. 2, February 2019 (NACE International)

    NACE Standard TM0105-2018 Test Method: Evaluation of Organic-Based Conductive Coatings for Use as an Anode on Atmospherically Exposed Reinforced Concrete (NACE International)

    Published: January 31, 2019

    This standard provides a test method to evaluate coatings containing conductive carbon pigmentation for use as an anode on atmospherically exposed reinforced concrete.

    Standard from NACE Standards (NACE International)