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Keywords: chemical composition
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Proceedings Papers

Paper presented at the Offshore Technology Conference, August 16–19, 2021
Paper Number: OTC-31233-MS
... no or limited effect to integrity of the chains. upstream oil & gas significant corrosion content chain mooring system stripe general corrosion regular carbon content chain replacement metals & mining subsea system chemical composition seabed chain corrosion regular carbon chain qt...
Proceedings Papers

Paper presented at the Offshore Technology Conference, August 16–19, 2021
Paper Number: OTC-31233-MS
... no or limited effect to integrity of the chains. upstream oil & gas significant corrosion content chain replacement metals & mining chemical composition corrosion qt chain subsea system mooring system seabed chain stripe regular carbon chain general corrosion lc chain regular carbon...
Proceedings Papers

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 Presentation of OTC-30540-MS Presentation of OTC-30540-MS Liagre P. , Ang...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29574-MS
... chemical composition, sour service application, wall thickness, test procedures and acceptance criteria. Secondly, a harmonized specification was developed for an air compressor package which meets the requirements for the design, inspection, testing, installation and commissioning for offshore application...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 5–8, 2014
Paper Number: OTC-25181-MS
... to guarantee tight manufacturing tolerances combined with a high quality level, offering attractive potential cost savings. offshore technology conference upstream oil & gas metals & mining application chemical composition specification compliant run-out level welding line oilfield...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2013
Paper Number: OTC-23966-MS
.... optical fiber otc 23966 physical parameter production logging chemical composition information production control coating sensor fiber optic sensor fiber upstream oil & gas production monitoring reservoir surveillance composition revolution offshore technology conference application...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 3–6, 2010
Paper Number: OTC-20909-MS
... of the forging process including: chemical composition of the steel material, heat treatment processes, quenching and cooling rates and test procedures. In particular it will focus on the role and importance of heat treatment, cooling rate and geometry of the material on the mechanical performance...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 1994
Paper Number: OTC-7521-MS
... to 105.9 KSI. Iron Dilution: Table 4 displays the chemical composition of the weld overlays. in all examples, the iron content of the weld overlay was greater than the weld wire. During deposition of filler metal into the weld pool, violent stirring takes place in the weld pool. This stirring results...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 1992
Paper Number: OTC-6914-MS
... and strength of weldable cast steel are: Modifications of the chemical composition of the steel Implementation of modern steel melting techniques Higher cooling rates during heat treatment Chemical Composition To assure good weldability under shop, as well as field conditions, the carbon...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 1991
Paper Number: OTC-6731-MS
...-diameter pipe was controlled-rolled, accelerated-cooled (TMCP). The 16-inch- diameter pipe was quenched-and-tempered. The chemical compositions of these pipes are shown in Table 1. Both metal-core and solid filler wires were evaluated during Part II, Process Evaluation. The metal-core electrode...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 1989
Paper Number: OTC-6070-MS
.... These hardfacings provide exceptional corrosion resistance over previously used materials produced by spray and fuse as well as high velocity combustion spray ("O"-gun) methods. Comparisons are made between the PTA hardfacings and other processes, for chemical composition, microstructure, galling and corrosion...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 1989
Paper Number: OTC-6068-MS
... prepared. The items covered includE~d, but were not limited to: o Requirements pertinent to chemical composition and metallurgical quali- ty. o Specific limits 1:or mechanical pro- perties. o Non-destructive inspection criteria and referenced calibration stand- ards. o Quality assuranc.e/quality control...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 1989
Paper Number: OTC-6022-MS
.... The paper dwells upon mineral and chemical composition of phosforites. Connection between phosphatogenesis and inflow of cold oceanic waters rich in dissolved inorganic phosphate has been proved. INTRODUCTION For the first time phosphorites in the Sea of Japan were discovered in dredged "matter during...
Proceedings Papers

Paper presented at the Offshore Technology Conference, April 27–30, 1987
Paper Number: OTC-5559-MS
... of currently available high strength steels are assessed with respect to chemical composition, mechanical properties, through-thickness ductility, fracture toughness of parent material, HAZ and weldment, weldability, hardenability, welding procedures and welding consumables. Previous applications...
Proceedings Papers

Paper presented at the Offshore Technology Conference, April 27–30, 1987
Paper Number: OTC-5483-MS
.... strength mpa pipe composition resistance corrosion inhibition good resistance chemical composition steel sulfide stress corrosion 110-ksi grade octg threshold stress h2s management corrosion management upstream oil & gas oilfield chemistry sscc resistance grain size strength level...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 1985
Paper Number: OTC-5083-MS
... manufacturing conditions and chemical compositions with regards to satisfying the strict requirements. 550MPa, 600MPa and 800tfPaTS grade steel platee were then manufactured to industrial scale in compliance with the results of these preliminary studies, and various properties were also investigated...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 1983
Paper Number: OTC-4450-MS
.... specimen subsea system chemical composition max 0 prototype testing program weld repair microstructure platform conoco inc casting steel composition cast steel specification hutton tension leg platform upstream oil & gas mechanical property evaluation structural steel toughness...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 1983
Paper Number: OTC-4449-MS
... of the tension legs is the use of 92.5-mm (3.64-inch) thick tubulars forged from 3 1/2 percent Ni-Cr-Mo-V high strength steel (795 MFa (115.3 ksi) minimum yield strength) as mooring elements. Because of the importance of these elements to the survival of the TLP, the chemical composition and the steelmaking...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 1981
Paper Number: OTC-4102-MS
... have always been within the specification, on the other hand melted zone Charpy V notch values vary strongly according to the welding parameters and the chemical composition of the steels. The investigation performed on the influence of the welding parameters as well as on the chemical com position...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 1981
Paper Number: OTC-4032-MS
... produced by controlled rolling techniques (1) (2) (3). More alloyed chemical composition and heat-treatments are needed to produce heavy-wall pipes. Then production of such pipes are more difficult and sometimes impossible. Observations made on controlled-rolled Mn-Mo steel led to a better understanding...

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