...UNS-S32750 U-bending duplex stainless steels pitting sulfide stress corrosion cracking SCC INTRODUCTION One of the key aspects that have helped position the use of duplex stainless steels in the refining industry is its demonstrated high resistance to chlorides stress corrosion cracking...

... for HISC, UNS N8935 is an interesting candidate for subsea applications. Further, UNS N08935 is interesting as tubing for HPHT-wells due to its very high strength. UNS N08935 SCC hydrogen sulfide hydrogen embrittlement INTRODUCTION UNS N08935 is a newly developed 6% Mo grade that has a high Pitting...

... coupling. Environmentally assisted cracking stress corrosion cracking SCC EAC atmospheric corrosion protective coatings galvanic coupling INTRODUCTION High strength aluminum alloys, such as the 7xxx series, are susceptible to EAC under the right combinations of stress (applied or residual...

... curves. Higher sulfide stress cracking (SSC) and stress corrosion cracking (SCC) were assessed through NACE ⁽¹⁾ TM 0177 method A¹ at ambient and high temperature. X-ray Photoelectron Spectroscopy (XPS) characterizations provide deep knowledge about passive film compositions...

..., and how they were overcome. The paper also discusses results of a case study on issues related to stray current affects from one of the transit agencies that were used in preparing these consolidated guidelines and recommendations. SCC corrosion stray current stray current corrosion stray current...

...Abstract This paper deals with Environmentally-Assisted Cracking (EAC) resistance data, that is, SSC and SCC resistance for martensite-based stainless steel OCTG materials of (1)Modified-13Cr (13Cr-5Ni-2Mo: generic classification of Super-13Cr), (2)15Cr (15Cr-6Ni-3Mo-Cu: UNS No.S42625) and (3)17Cr...

...corrosion flexible pipe annulus siderite CO₂ near neutral pH SCC INTRODUCTION The annular space of flexible pipes is dry and non-corrosive at normal operating conditions. However, when flooded, with condensed water, resulting from the permeation of the production gases through...

... cracking (SSC) and galvanically induced hydrogen stress cracking (GHSC) tests were performed according to NACE⁽²⁾ TM0177-2016 Method A. Stress corrosion cracking (SCC) resistance was investigated using C-ring tests according to NACE TM0177 Method C at Level VI for 3 months and Level VII for 1...

... analysis and NDT inspection result. Assessment reveals pipeline need to be replaced. Corrosion control for new pipeline are established. SCC CL-SCC stress corrosion cracking austenitic stainless steel external corrosion CUI corrosion under insulation crack cryogenic fatigue thermal stress...

... HIC SOHIC Amine Caustic SCC ACSCC Materials Selection Integrity Operating Window IOW INTRODUCTION In a petroleum refinery, cost of corrosion-caused failures is a high percentage of maintenance cost. According to a comprehensive survey in US (year 1996), the total annual direct cost...

... by a collaborative metabolic reaction by the presence of microbial community. The study resulted in the development of a comprehensive control and monitoring plan to safeguard the integrity of the system and prevent damage recurrence in similar systems. Microbial MIC Cracking SCC Integrity INTRODUCTION...

...Abstract Susceptibility of Grades 23 and 29 titanium Tapered Stress Joint (TSJ) forgings to gas phase methanolic Stress Corrosion Cracking (SCC) was measured in deaerated, dry 0-0.5 wt.% and saturated methanol-containing methane gas environments at 25°C in a two phase laboratory program. Phase 1...

..., the electrochemical testing also demonstrates an improved performance of several austenitic alloys in artificial seawater compared to 17-4PH. austenitic stainless steel chromium-manganese sulfide corrosion cracking SCC embrittlement PREN microstructure INTRODUCTION Chromium – Manganese (Cr-Mn) austenitic...

... stainless steel bar stock SSC SCC application window mild sour service qualification INTRODUCTION ISO ⁽²⁾ 13680 / API ⁽³⁾ 5CRA Group 1 - Category 13-5-2 Super Martensitic Stainless Steel (SMSS) is widely used for downhole production tubing and liners in the Oil & Gas...

... oxidized in the tidal zone, and formed organic acids, which combined with the concentration effect allowed stress corrosion cracking to occur. Black liquor stress corrosion cracking SCC stainless steel INTRODUCTION This paper describes the experience of the kraft pulp mill that is located...

... are presented specific to the refining industry. Two cases of chloride stress corrosion cracking (Cl-SCC) of 2205 DSS tubing are presented. One of them occurred in an overhead exchanger tube of the crude tower, while the other failure occurred in a top pump-around exchanger tube. The mode of failure...

... additions. ⁷ INTRODUCTION Stress Corrosion Cracking SCC UNS S32100⁽¹⁾ Uns S34700 Thermocalc^TM Matcalc^TM precipitation carbides nitrogen PEELS Abstract A computational approach based on thermodynamic and kinetic calculations (using commercial software...

... treatment; strength increased by approximately 30 ksi and ductility and toughness were maintained. This testing was followed by more extensive sulfide stress cracking (SSC), galvanically-induced hydrogen stress cracking (GHSC), and stress corrosion cracking (SCC) to qualify the material for MR0175 at 205°C...

... material for fabricating the overpack. Its nominal chemical composition is listed in Table 1 . Material EXPERIMENTAL PROCEDURE This paper discusses the SCC behavior of plain and welded (gas metal active welding, submerged arc welding, electron beam welding) UNS K02700 grade mild steel exposed...

... / ISO 15156¹. Typically small scale specimens are extracted from sampled material to facilitate uniaxial tensile, C-ring or 4-point bend testing to determine the resistance to Sulfide Stress Cracking (SSC) or Stress Corrosion Cracking (SCC). Sampling relaxes residual stress and in many cases...