.... Moreover, trenches’ morphology, dimensions, and distribution varied with the Ni content in the steels. For the steels studied in this work, the Ni effect on trenching persisted below the 1 wt% threshold. environmentally assisted cracking H₂S hydrogen low alloy steels nickel sulfide...

... in these alloys exhibited relatively constant, higher velocity, with extremely limited corrosion commensurate with oxidation of a free surface in this environment resulting in approximately 5 nm oxide layer. cracking environmentally assisted cracking hydrogen embrittlement in situ scanning electron...

.../ ). corrosion fatigue crack initiation environmentally assisted cracking localized corrosion pit-to-crack stress corrosion cracking I nforming a material’s performance under stress (residual or applied) in a corrosive environment, requires a detailed understanding of localized corrosion processes...

...Dyana Joseline; Radhakrishna G. Pillai The occurrence of environmentally assisted cracking (EAC) is as dependent on the aggressiveness of the environment as the susceptibility of the material and the presence of static tensile stresses. However, the influence of the environment has not been...

... the grooves, ⁷ during environmental testing. diffusion and permeation duplex stainless steels environmentally assisted cracking fracture mechanics testing hot isostatically pressed hydrogen embrittlement hydrogen-induced stress cracking hydrogen transport J R-curve stress...

... hence, absorption tomography could not be used to map the two phases, and PCT was adopted instead. 3D microstructure and phase distribution duplex stainless steels environmentally assisted cracking hot isostatically pressed hydrogen embrittlement hydrogen-induced stress cracking hydrogen...

... environmentally assisted cracking high-strength low alloy steel hydrogen embrittlement hydrogen stress cracking oil and gas A large amount of recoverable oil and gas (O&G) reserves pose significant challenges to materials. These challenges can be associated with deep-water offshore fields...

... 2021, AMPP 2021 Al-Mg alloys atmospheric environments environmentally assisted cracking intergranular stress corrosion cracking IG-SCC thin film Recent fracture mechanics experiments conducted in an inert environment (dry N₂ gas with a relative humidity [RH] < 5%) on a Ni...

...Renu N. Gupta; Rahul K. Agrawal; Poorwa Gore; Uday Parmar; V.S. Raja Gas tungsten arc welding is extensively used in the fabrication of 18Ni 250 maraging steel motor casings. In this work, the role of flux addition on the environmentally assisted cracking (EAC) and electrochemical corrosion...

... is warranted as a predecessor to the discussion. ^‡ Corresponding author. E-mail: [email protected] . 04 June 2018 18 September 2018 18 September 2018 © 2019, NACE International 2019 environmentally assisted cracking liquid metal embrittlement Liquid metal...

.... ^‡ Corresponding author. E-mail: [email protected] . 19 April 2018 06 July 2018 06 July 2018 © 2018, NACE International 2018 aluminum atmospheric environments environmentally assisted cracking intergranular stress corrosion cracking Aluminum-magnesium alloys (classified...

...Aki Toivonen; Hannu Hänninen; Tapio Saukkonen; Pertti Aaltonen Environmentally assisted cracking (EAC) susceptibilities of Alloys 600, 690, and their weld metals with and without weld defects were benchmarked in pure and doped hydrogenated steam at 400°C and pressurized water reactor (PWR) water...

...Lianlian Wu; Yoichi Takeda; Hiroki Morita; Tetsuo Shoji In order to evaluate the environmentally assisted cracking (EAC) susceptibility of three possible alloys, 16Cr-4Ni, 12Cr, and 13Cr, to be used as turbine blade materials for a geothermal power plants, corrosion fatigue tests were performed...

... studied a range of strain rates and were early users of the SSRT for a variety of systems. ^{52 - 55} constant extension rate test cyclic effects environmentally assisted cracking hydrogen embrittlement hydrogen induced cracking slow strain rate test stress corrosion cracking stress...

...Nathan Brown; Patrick Kramer; Fritz Friedersdorf; Mara Schindelholz; Jacob Siegel Environmentally assisted cracking (EAC) of aluminum alloys in corrosive atmospheres is an important maintenance and safety issue for U.S. Department of Defense assets. EAC initiation and propagation of cracks...

... austenite content. ^‡ Corresponding author. E-mail: [email protected] . 08 February 2016 23 April 2016 23 April 2016 © 2016, NACE International 2016 environmentally assisted cracking microstructure characterization precipitation...

..., NACE International 2016 Al-Mg alloys crack velocity environmentally assisted cracking environmental effects grain boundary fracture sensitization slow strain rate tensile testing Although marine grade Al-Mg alloys are light-weight candidates to replace steel in marine applications...

... testing on armor steel were conducted to evaluate the effect of the Zn-rich coating on environmentally assisted crack (EAC) initiation and propagation in a marine environment. It was found that the presence of the Zn-rich coating did moderately degrade the resistance to crack initiation compared...

...M.G. Koul; E.C. Knudsen An investigation to determine the stress intensity factor for environmentally assisted cracking (K_EAC) of a large UNS N07725 block forging is described. Displacement-controlled testing was conducted using 1 in thick (25.4 mm) precracked compact tension (CT...

... in simulated seawater solutions at 25°C and 80°C. These tests helped interpret and characterize the reduction in pitting resistance of sigmatized duplex SS. To evaluate the environmentally assisted cracking (EAC) susceptibility of these materials, slow strain rate testing (SSRT) was carried out. These tests...