...-inoculated acidic red soil solution under disbonded coating. Elastic stress enhances both pitting and SRB corrosion of the pipeline steel in crevice. X80 pipeline steel Acidic soil Sulfate-reducing bacteria (SRB) EIS Stress corrosion INTRODUCTION Microorganism influenced corrosion (MIC) is the corrosion...

..., the alloy chemistry, microstructural cleanliness, cold reduction, residual stress orientation, and stress corrosion cracking susceptibility of the finished tubulars must be considered. Also, flow formers have reported issues related to the formation of defects at cold work levels well below the alloy’s...

... and has a PREN of 52. This paper presents the mechanical and physical properties of the material and results from corrosion testing. Corrosion results from general corrosion testing in acid environments, together with results from stress corrosion cracking testing in chloride environments and pitting...

... to a Stress Corrosion Cracking (SCC) mechanism. Duplex pitting corrosion stress corrosion polarization SEM AFM NACE MR0175/ISO 15156-3 The super duplex stainless steels exhibit high corrosion resistance as compared to other steels, in particular at temperatures up to 250°C ¹ . Due...

... heat treatment will be compared in their mechanical properties and microstructure versus electrochemical and stress corrosion cracking behavior. The main scope of this work is to explore different process configurations to understand the corrosion response of additive manufactured alloys and to suggest...

... and substantial amount of NaCl crystals were observed on the surface of the samples. Microstructural and chemical composition analysis revealed large cracks in the cross-section of the sample most likely due to chloride induced stress corrosion cracking. The measured corrosion rate for the 1 and 3 week test...

... require storage in DCSSs for much longer periods than were originally anticipated. The eddy current method is presented as a potential tool for inspecting the outer surfaces of DCSS canisters for degradation, particularly atmospheric stress corrosion cracking (SCC). Previous work has focused on modeling...

... of DCSS canisters for degradation, particularly atmospheric stress corrosion cracking (SCC). In this paper, the results of some FEM simulations are presented that were performed to explore the feasibility of sizing SCC flaws in canisters using an eddy current technique. A multi-frequency approach...

... chemical processing petrochemical processing stress corrosion localized corrosion pitting crevice corrosion caustic stainless steels sulfuric acid hydrochloric acid nitric acid oxidation carburization sulfidation metal dusting INTRODUCTION As operators and engineers attempt to operate...

...Pitting corrosion behaviour of test coupons incorporating welds at 80°C. Crevice corrosion behaviour at 80°C. Evaluation of Al-silicone and epoxy-based sealants on TSA. External chloride stress corrosion cracking resistance by drop evaporation at 130°C. Abstract Duplex stainless steels...

... stress corrosion corrosion mechanism boron free boron containing congruent dissolution ion exchange mechanism INTRODUCTION Glass fibers are the most common form of reinforcement used for polymer-matrix composites. General-purpose glass fibers are known by the designation “E-glass” and are defined...

... by pipelines during the laying procedure; including the cyclic strains seen due to reeling. This study reports the results of a Joint Industry Programme run by TWI. Whilst the results were not always consistent, SSC was found in specimens that fulfilled the ISO15156 hardness requirements. stress corrosion...

... of the various damage modes typically observed in the lower-furnace sections of high-pressure recovery boilers. This report documents the major findings of this effort. recovery furnaces corrosion stress corrosion cracks sulfidation composites tubes stainless steel alloy INTRODUCTION While gains...

.... seawater injection oxygen corrosion resistant alloys oil well localized corrosion stress corrosion Four-point-bent-beam specimens (4pbb) were used only for the UNS S31603; this test was performed to assess the resistance of this austenitic stainless steel to SCC in the three experimental conditions...

...% are resistant to hydrogen embrittlement, sulfide stress corrosion and stress corrosion in ammonium environments, whereas Cu-Ni-Sn materials demonstrate susceptibility to stress corrosion. A study of factors controlling stress corrosion susceptibility of Cu-Ni-Al and Cu-Ni-Al-Mn-Nb alloys shows the principal...

...(1) K I = 4. P π . D 2 π . a ∑ i = 0 , i ≠ 1 4 ∑ j = 0 3 C i j ⋅ ( a D ) i ( a b ) j Abstract Stress corrosion cracking susceptibility of Zircaloy-4 (UNS R60804) wires was studied in 1M NaCl, 1M KBr and 1M...

... very early in the morning, no persons were injured or were exposed to danger. Abstract Three unexpected failures of FRP components used in different environments have been investigated. The results showed that all the failures had occurred because of glass-fiber-related stress-corrosion cracking...

...Abstract Flow accelerated corrosion, corrosion fatigue, and stress corrosion are the three most common failure mechanisms for HRSG boiler tubes and components. The causes of these failure mechanisms in HRSGs are discussed and examples of each mechanism provided. Challenges associated...

... immersion crevice corrosion stress corrosion hydrogen embrittlement guidelines INTRODUCTION In a previous paper, the marine corrosion resistance of copper, iron, nickel, aluminum, and titanium-base alloy fasteners were reviewed. ¹ Various forms of corrosion and several failure mechanisms...

... reported ⁵ ) that, if these alloys are tensioned to levels significantly above the recommended engineering stress regime, intergranular stress corrosion cracking can result when particular environments are present. Slow strain rate testing ⁵ has suggested that such deleterious...