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Keywords: hardness
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Proceedings Papers
Ting Roy, Kamel Ben Naceur, Siggi Meissner, Yoshihiko Koyanagi, Mari Takahashi, Russell Ring, Anil Singh, Christian Wilkinson, Hifzi Ardic, Indranil Roy
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35090-MS
... failures. Design reviews with operators and end customers, including root cause failure analysis, have helped resolve part of underlying problems. With the advent of bulk nanomaterials, abrasion resistant nanocomposites with tailored properties: strength, modulus thus apposite hardness, abrasion aka...
Proceedings Papers
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35079-MS
... executed recent HPHT projects consisting of heavy wall SCRs and Flowlines laid in up to 2000m/6600ft water depth; technical knowledge has been advanced in the areas of pipe weldability, hardness control & heating technology. A critical parameter for welding qualifications is to ensure accurate control...
Proceedings Papers
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35120-MS
... chemistry corrosion inhibition friction weld api spec 5dp dpbr configuration configuration qualification application nace tm0177 geological subdiscipline hardness mtm rsc specimen 2 concentration weld operator specimen 1 presented Introduction As a result of the Deepwater Horizon...
Proceedings Papers
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32488-MS
... causes of long incubation time, and the optimization of the weld joint design had been studied. It also covers the correction methodology that needs to be adopted to prevent the recurrence. metals & mining hydrogen hydrogen diffusion coefficient hardness sub-sea system weld metal...
Proceedings Papers
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, August 16–19, 2021
Paper Number: OTC-31314-MS
... in steel lifting components, over and above the requirements of international standards, to mitigate the risk of failure caused by Hydrogen Embrittlement (HE) and Hydrogen Assisted Stress Cracking (HASC). Our research highlights that a high-grade steel's hardness and toughness is critical. The definition...
Proceedings Papers
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 4–7, 2020
Paper Number: OTC-30558-MS
..., sour service pipes. hardness upstream oil & gas oilfield chemistry requirement high strength sour service application corrosion inhibition drilling equipment sour service performance specimen h2s management diameter strength corrosion management offshore technology conference...
Proceedings Papers
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 4–7, 2020
Paper Number: OTC-30540-MS
... record mooring system subsea system heat treatment hardness diameter information smc shackle upstream oil & gas mechanical test record digitalization dimensional control chemical composition Liagre P. , Ang Z. , Wibner C. , Aragh , S. , "Appomattox Mooring...
Proceedings Papers
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 4–7, 2020
Paper Number: OTC-30638-MS
... will be presented in this paper. pipe high strength steel welding solution application installation hardness sour service riser design configuration wall thickness qualification programme requirement subsea 7 upstream oil & gas linepipe material R Jones and K Yamada...
Proceedings Papers
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29430-MS
... hardness test temperature linepipe mechanical property fabrication M. Hamada , H. Hirata , N. Takahasi , I. Takeuchi , "Material Design for High-Strength Linepipe Steel to Minimize HAZ Hardening" , Proceeding Gas Transportation Projects of Gazprom , ( 2008 ), p 154 – 163...
Proceedings Papers
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, April 30–May 3, 2018
Paper Number: OTC-28737-MS
.../j.marstruc.2015.08.001 Yang , L. J. , 2005 . A test methodology for the determination of wear coefficient . Wear 259 , 1453 – 1461 . https://doi.org/10.1016/j.wear.2005.01.026 upstream oil & gas contact surface melcher hardness corrosion wear test corrosion rate...
Proceedings Papers
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 1–4, 2017
Paper Number: OTC-27591-MS
... design procedure preload resistance fatigue life fracture initial flaw flaw hydraulic fracturing oilfield chemistry hardness flaw size production chemistry external load effective initial flaw compression Parth D. Pathak , Cristopher , G. Kocurek , and Samuel L. Taylor...
Proceedings Papers
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 1–4, 2017
Paper Number: OTC-27606-MS
... Cracking) in such sour service conditions. As the strength (and hardness) of steel increases, controlling impurities within the steel matrix becomes critical in the development of pipes for such applications. Development of technologies to reduce the inclusion content and ensure "clean" steel...
Proceedings Papers
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 2–5, 2016
Paper Number: OTC-26934-MS
... The increasing pressure to eliminate hard chromium in oil and gas applications because of environmental concerns related to hexavalent chromium has fueled the need for substitutes with comparable economics and performance. Nickel (Ni) presents a viable alternative coating material, which...
Proceedings Papers
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 4–7, 2015
Paper Number: OTC-25830-MS
... can provide improvements at comparable or lower cost to conventional metals. nanogalv coating field trial hardness subsurface corrosion application fastener production chemistry conventional metal exposure modumetal resistance flowline corrosion corrosion inhibition coating...
Proceedings Papers
Jean-Paul Lamige, Jean-Philippe Court, Francois Luis Grosjean, Rene-Louis Luis Geffroy, Alexandre Lewandowski, Patrick Heuillet
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 6–9, 2013
Paper Number: OTC-24029-MS
... of installation and servicing, suggesting high-potential future applications. In addition, the prequalified installation procedure has been turned into an industrial process intended to be faithfully reproduced on site for reliable, repeatable performances. selection hardness resistance offshore...
Proceedings Papers
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, April 30–May 3, 2012
Paper Number: OTC-23296-MS
... cost than the alternative solution where the connectors and the tubularsection are integrally forged in one piece. The solution required a new materials and welding approach to comply with allproject requirements including base metal, weld metal, and weld heat-affectedzone (HAZ) hardness meeting...
Proceedings Papers
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 2–5, 2011
Paper Number: OTC-21695-MS
... and the salinity and hardness of the water in which it is dissolved [1]. Turner Designs Hydrocarbon Instruments, Inc. NO-SOLVENT OIL-IN-WATER ANALYSIS METHOD ethod Overview il-in-Wa ersed oil concentration of the outlet of the first oil/water separator to the point of final discharge. For a typical North s used...
Proceedings Papers
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 2–5, 2011
Paper Number: OTC-21673-MS
... as well as residual elements such as Arsenic, Antimony, Tin, Lead and Bismuth, so no eutectic formation appears. This demand is not easy to fulfill and requires a high end steel mill in terms of quality. Cold cracks in the HAZ appear as a result of the combination of a microstructure with high hardness...
Proceedings Papers
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 2–5, 2011
Paper Number: OTC-21975-MS
... only) GTAW, GMAW, SAW (mechanized processes only) Weld Consumables CTOD must exceed specified minimum fracture toughness requirements for HAZ and weld metal hardness must exceed HAZ CTOD must exceed specified minimum requirements for HAZ Heat Input (HI) three targeted heat inputs (low, medium, high...
Proceedings Papers
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 3–6, 2010
Paper Number: OTC-20613-MS
... that: Typical values of corrosion and wear allowance are: 0.2 mm to 0.8 mm per year of the design service life, for those parts of a mooring line in the splash zone or zone of hard-bottom sea floor contact, and 0.l mm to 0.2 mm per year of the design service life, for the remaining length . Guidance on how...
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