... of higher creep rupture strength alloys such as Ni-based and Fe-Ni based alloys, which have capability of operating under high stresses at these higher temperatures. Other key requirements for these materials are high temperature corrosion resistance against coal ash corrosion and steam oxidation in super...

...Six kinds of commercial Ni base alloys, UNS N10665 (alloy B-2), UNS N10276 (alloy C-276), UNS N06210 (MAT21), UNS N06625 (alloy 625), UNS N06030 (alloy G-30), Ni-44Cr-1Mo (MC alloy), and six experimental heats of Ni base alloys, Ni-25Cr-3Fe-0.5Si, Ni-30Cr, Ni-32.5Cr, Ni-35Cr, Ni-37.5Cr, Ni-40Cr...

... of these alloys in the upgrading of low-quality hydrocarbon resources process. Four kinds of Ni base alloys, UNS N06625(Alloy 625), UNS N10276(Alloy C-276), Ni-45Cr-1Mo (MC alloy) and Ni-19Cr-19Mo (MAT 21) and a 316 stainless steel were used in this study. Test temperature was changed from 350 to 550°C. Test...

...Abstract The susceptibility of stress corrosion cracking (SCC) of Ni base alloys and 316 stainless steel was studied in less-oxidizing or reducing supercritical water (SCW) environments for determining the suitability of these alloys in the upgrading of low-quality hydrocarbon resources process...

... of CRAs in severe sour environments has been discussed based on the laboratory test results. The concept of the field test by DFT is also explained. Hydrogen Sulfide Oil Country Tubular Goods Material Selection Stress Corrosion Cracking Ni Base Alloy Duplex Stainless Steel INTRODUCTION The corrosion...

...SCC resistance Abstract Economical Ni base alloys with modified chemical composition range of UNS N08535, were investigated in mild sour environment. The mild sour environment considered was 25% NaCl solution containing 0.2MPa H₂S and 3.0MPa CO₂. Corrosion resistance of 25Cr...

... International, Inc.) and Alloy C22 (Haynes International Inc.) were tested. Abstract The corrosion behaviors of stainless steels and Ni base alloys in a FGD plant are discussed. Electrochemical and immersion tests were performed to investigate the behavior of corrosion, especially pitting corrosion...

... elemental sulfur slow strain rate test(SSRT) constant strain test C-ring test evaluation method Ni base alloy INTRODUCTION In the recent years, there has been very high interest in using corrosion resistant alloys(CRAs) in exploration and production of high temperature hostile wells that contain...