... corrode in sc- CO₂ environments and identify knowledge gaps for further investigations. It is anticipated to advance the commercial deployment of CCS technology in a cost-effective manner. CCS corrosion CO₂ H₂O, O₂ H₂S, SO₂ acids...

... of thumb for process and materials selection are being augmented for more aggressive acidic environments encountered in some geothermal fields, in Engineered Geothermal Systems and in new energy extraction processes designed to improve efficiency through utilization of geothermal fluids to lower...

... N10276), C-22 (UNS N06022) and C-2000 (UNS N06200) alloys were evaluated in concentrated hydrochloric (HCl), sulfuric (H₂SO₄) and nitric acid (HNO₃). Also, the critical pitting temperature (CPT) of AWM specimens was obtained and compared with the BM. The results were...

... attack due to formation of micro-galvanic coupling. In this study, wrought base material (BM), all-weld-metal (AWM) and HAZ samples of N10675, N06035 and N10276 alloys were tested in three major acids (hydrochloric acid, sulfuric acid and nitric acid) to determine and compare their uniform corrosion...

... (e.g; nitric acid and ferric and cupric chloride) while its molybdenum content determines its resistance to reducing media (e.g, hydrochloric and dilute sulfuric acids). Aqueous Corrosion Salts Halides Brine Seawater Pitting Crevice Corrosion Nickel Alloys Molybdenum Welding Stress Corrosion...

... corrosion resistance in oxidizing as well as in reducing environments. In general the new material is characterised by superior resistance to general corrosion in acids and acidic mixtures even when contaminated with chlorides as well as to localised corrosion in regard to all other C-type alloys. Good...

... purposes are the so-called C-type alloys, where alloy EN 2.4819 / UNS N10276 and alloy 59 (EN 2.4605 / UNS N06059) are among the predominant ones. UNS N10276 has its main areas of use for corrosive attack by reducing acids as sulphuric acid, phosphoric acid, hydrochloric acid, and organic acids. It has...

..., with special emphasis on effects of welding and choice of filler metals. Nickel Alloys Duplex Stainless Steels Welding / Welds Corrosion Acids Pitting INTRODUCTION The term “corrosion resistant alloys” (CRA’s) covers a wide range of materials from ferritic stainless steels to nickel base or titanium...

... stage by the inclusion of corrosion simulation tools. A thermodynamic speciation model coupled to electrochemical kinetic model is used to calculate the uniform corrosion rates in a variety of mixed acid systems. Such a model can also compute the corrosion potential; an important parameter that can...

... corrosion alloy cobalt nickel oil drilling chemical processing sour gas acids tribology galling adhesive wear abrasive wear erosion and erosion corrosion INTRODUCTION Operating conditions in drilling pose a very severe abrasion and erosion environment. The wear is very severe and often...

... in air pollution control equipment. power industry flue gas desulfurization scrubbers corrosion pitting crevice acids chlorides fluorides coatings inorganic organic rubber FRP titanium stainless steel nickel alloys sulfur dioxide air pollution environmental INTRODUCTION TABLE 1 U...