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Keywords: residual stress
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Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32479-MS
... of the peened material. However, distinct morphological modifications may be undesirable and inappropriate for some parts. Similarly, processes such as heat treatment for relieving residual stresses or for grain refinement may not be practical or not suitable especially for large parts. ( Brandal et al...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32488-MS
... completion indication upstream oil & gas fillet weld fillet weld joint welding process weld joint design weld joint fabrication weld completion microstructure incubation time cut sample residual stress Two (2) welding processes used for the fabrication are Flux Cored Arc Welding (FCAW...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2022
Paper Number: OTC-31983-MS
... of inherent circumferential residual stress (RS) on casing collapse resistane to external pressure through parametric Finite Element Analysis (FEA). Nonlinear elastic-plastic FEA study on casing collapse calculations have been performed. Different magnitudes and orientations of the initial circumferential...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2020
Paper Number: OTC-30679-MS
... traditional manufacturing techniques. Simulation-driven product design can address the challenges while exploiting the advantages to optimize components relevant to the Oil and Gas industry. Also, process simulation can be used to qualify the component design for distortion, residual stress, and process...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2020
Paper Number: OTC-30622-MS
... be readily used for ECA assessment of shackle and chain-link components. dong surface crack crack regime comprehensive set shackle elliptical crack stress intensity factor solution bs 7910 offshore technology conference aspect ratio mooring system residual stress chain component round bar...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29449-MS
... are compared and discussed. geometry subsea system corroded chain link assessment crown fatigue assessment well integrity riser corrosion chain link residual stress pipeline corrosion corroded chain investigation fe analysis fatigue life offshore technology conference fatigue cycle...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2016
Paper Number: OTC-27199-MS
... to lower residual stress and higher AS. Finally, the resin Young modulus influence on the SFC and AS was studied, which had no much impact on the SCF, but a significant impact on the AS was observed, i. e., higher values of Young modulus led to higher AS. CAMPELLO [4] developed a complete study...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2011
Paper Number: OTC-21503-MS
... collapse test mechanical property compressive stress-strain response kyriakide upstream oil & gas pipe compression residual stress wall thickness otc 21503 diameter pipe collapse resistance impansion offshore technology conference collapse pressure offshore pipeline expansion...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 3–6, 2010
Paper Number: OTC-20613-MS
... hardening at the contact interface. Local hardening of the contact surface between the links reduces the susceptibility of this region to wear and corrosion. 4. Compressive residual stresses at the hot spot. The application of the tensile proof load results in compressive residual stresses on the inner link...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 5–8, 2008
Paper Number: OTC-19502-MS
... to determine the appropriate stress profiles through the thickness for the extreme loading and the cyclic loading. Several sensitivity studies are performed to display the influence of the inputs. The relative importance of material toughness (i.e. CTOD or KIC) and residual stress are discussed. While...
Proceedings Papers

Paper presented at the Offshore Technology Conference, April 30–May 3, 2007
Paper Number: OTC-18978-MS
... compression uoe process variation surface inner surface outer surface outer surface collapse pressure external collapse pressure offshore technology conference piping design ovality piping simulation upstream oil & gas expansion outer surface inner surface residual stress...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 3–6, 2004
Paper Number: OTC-16461-MS
... fracturing upstream oil & gas complex reservoir ctod 0 criteria flowline surface flaw size high pressure high temperature flaw size residual stress OTC 16461 Low Cycle Fatigue in HP/HT Flowlines C. H. Luk, Xinhai Qi, Tai-Jun Wang, and Mark Brunner, Technip Offshore, Inc. Copyright 2004...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2002
Paper Number: OTC-14158-MS
... is applied to a dynamic installation analysis and used to quantify the influence of wave motions, temperature and pressure cycles on strains, inner pipe shape and shake down of residual stresses. Technip-Coflexip have developed a suite of user defined FORTRAN subroutines, included within ABAQUS?, to increase...
Proceedings Papers

Paper presented at the Offshore Technology Conference, April 30–May 3, 2001
Paper Number: OTC-13048-MS
... thickness equation otc 13048 manufacturer design collapse strength transition strength api iso tc67 sc5 wg2b design strength dataset strength wall thickness calibration collapse strength residual stress collapse resistance eccentricity upstream oil & gas tamano pipe...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 3–6, 1999
Paper Number: OTC-10965-MS
... stress analysis otc 10965 shakedown residual stress threshold embrittlement hub elastic stress hydrogen embrittlement diameter hub loading super duplex material injection upstream oil & gas initiation manifold foinaven super duplex material pendlington creep Copyright 1999...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 3–6, 1999
Paper Number: OTC-10978-MS
... by the reel ensure that the pipe string can be spooled without inducing collapse th fabrication residual stress riser fatigue performance scale sample pipeline installation vessel upstream oil & gas clock position diameter riser system pipe curvature specimen test program...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 1998
Paper Number: OTC-8829-MS
... new grouted joint grouted joint loading application module element analysis strength design load brace subsea system chord specimen 4 scf intersection specimen residual stress splice modular jacket axial load upstream oil & gas otc 8829 Abstract A grouted joint...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 5–8, 1997
Paper Number: OTC-8524-MS
... offshore technology conference limitation residual stress blockage remediation conclusion coiled tubing operations subsea pipeline blockage completion installation and operations pipeline blockage remediation upstream oil & gas coefficient engineer vendor pipeline test loop...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 1996
Paper Number: OTC-8221-MS
... to yield. This point of 'incipient yield' is currently used by the CT industry to determine the burst. collapse, tensile and compressive limits that the CT can be subjected to. However, this method ignores the internal residual stresses in the CT caused by the bending that occurs when the CT is bent...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 1994
Paper Number: OTC-7498-MS
... hyperbaric weldments due to increasing pressure at water depths. At high pressure, temperature, geometry and stability of the arc can be changed and the metallurgical reactions taking place are influced 2 . The study of dilution and residual stress of hyperbaric weldments is important as these parameters...

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