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Gas Tungsten Arc Welding of AISI 304 Austenitic Stainless ...

Keywords: AISI 304; GTAW; Tensile strength. INTRODUCTION. Stainless steels play an important role in the modern world owing to its excellent corrosion resistance. Austenitic stainless steels represent more than 70% of the total stainless steel production in the world.

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Aluminium based protective coatings produced on AISI 304 ...

JOURNAL DE PHYSIQUE IV CoIloque C7, supplCment au Journal de Physique 111, Volume 3, novembre 1993 Aluminium based protective coatings produced on AISI 304 stainless steel B. BREVAGLIERI, M. MONGELLI and S. NATAL1 Universita degli Studi di Roma "La Sapienza': Facolta di Ingegneria, Dipartimento di Ingegneria Chimica

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Comparing the formability of AISI 304 and AISI 202 ...

The formability of AISI 202 austenitic stainless steel was compared with that of type AISI 304 stainless. steel. Type 202 is a low-nickel austenitic stainless steel alloyed with manganese and nitrogen. In this study, the formability of the two grades was examined using .

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Journal of Constructional Steel Research - Elsevier

The Journal of Constructional Steel Research provides an international forum for the presentation and discussion of the latest developments in structural steel research and their applications. It is aimed not only at researchers but also at those likely to be most affected by research results, i.e. designers and fabricators. Original papers of a high standard dealing with all aspects of steel ...

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Tensile Properties of Similar AISI 304 Austenitic and AISI ...

Tensile Properties of Similar AISI 304 Austenitic and AISI 430 Ferritic Stainless Steels Joined by Friction Welding - Author: P. Sathiya, S. Aravindan, A. Noorul Haq Books and Journals Case Studies Expert Briefings Open Access

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Self-Supported Stainless Steel Nanocone Array Coated with ...

Highly efficient, robust, and cheap water oxidation electrodes are of great significance for large-scale production of hydrogen by electrolysis of water. Here, a self-supported stainless steel (SS) nanocone array coated with a layer of nanoparticulate Ni–Fe oxides/(oxy)hydroxides was fabricated by a facile, low-cost, and easily scalable two-step process.

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XPS Analysis of Passive Film on Stainless Steel

Potentiodynamic, impedance measurements were carried out on 304 stainless steel in 0.5N, 1.0, 2.0 and 5.0 N H 2 SO 4 solutions. X-ray photoelectron spectroscopic [XPS] studies carried out on 304 stainless steel in H 2 SO 4 solutions revealed the existence of CrOOH, Cr 2 O 3, γ-Fe 2 O 3, γ- FeOOH, Mn 2 O 3, Mn 3 O 4, MnS, Ni (OH) 2, Ni 2 O 3, NiO, sulphides.The passive film found to contain ...

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Scilit | Article - Preconditioning of AISI 304 stainless ...

Biofilm formation and microbially influenced corrosion of the iron‐reducing microorganism Shewanella putrefaciens were investigated on stainless steel surfaces preconditioned in the absence and presence of flavin molecules by means of XANES (X‐ray absorption near‐edge structure) analysis and electrochemical methods. The results indicate that biofilm formation was promoted on samples ...

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Influence of process parameters on torsional strength ...

Abstract

In this present study an attempt was made to join austenitic stainless steel (AISI 304) with low alloy steel (AISI 1021) at different rotational speeds and at different axial pressures and then determining the strength of the joint by means of mechanical properties such as torsional strength, impact strength and micro hardness.

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304 Stainless Steel | McMaster-Carr

Choose from our selection of 304 stainless steel, including over 5,100 products in a wide range of styles and sizes. In stock and ready to ship.

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Propargyl alcohol as a corrosion inhibitor for AISI 304L ...

Oct 10, 2018· Typically, AISI 304 L stainless steel is used to manufacture various components, such as valves, adapters, rings, connectors, and rotors of pumps that are used in these acidifications. In order to guarantee the protection of both the carbon steel and the AISI 304 L, propargyl alcohol can be used as a corrosion inhibitor.

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Microstructure and properties of transient liquid phase ...

The interlayer connection to the AM60 side is stronger than that of SS304. The bond strength has a direct relationship to the area fraction of peeled interlayer from the AM60 side. At the SS304 interface, Zn reacts with steel to yield a thin ζ-FeZn phase where excess Ni was rejected into the liquid to form Mg 2 Ni precipitates. The strongest ...

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Deep rolling of austenitic steel AISI 304 at different ...

These properties can be altered in a characteristic way applying different deep rolling temperatures. The main objective of this paper is to clarify the role of the different near surface microstructures introduced by deep rolling operations on the fatigue behaviour of steel AISI 304 .

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Effect of Laser Welding on the Mechanical Properties AISI ...

Laser welding processes offer significant advantages such as high welding speed, narrow heat affected zone and quality of the welding joint. In this study, the process parameters of laser power and welding speed were modified for AISI 1018 steel plates of 8 mm .

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Comparison of Corrosion Resistance for 304 and 316 ...

10/30/2017· Citation: Zhang S, Song X (2017) Comparison of Corrosion Resistance for 304 and 316 Stainless Steel in the Simulated Primary Circuit of PWR. J Nucl Ene Sci Power Generat Technol 6:4. doi: 10.4172/2325-9809.1000179

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Free Full-Text - MDPI - Publisher of Open Access Journals

In this study, the stress distributions in the surface layer of a type 304 stainless steel plate and bar with simulated stress-corrosion cracks which were subjected to water jet peening—giving a surface layer residual stress equivalent better than that of normal shot peening—were evaluated considering the pseudo peak shift.

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Corrosion behaviour of AISI 204Cu and AISI 304 stainless ...

Abstract The evolution of the passive films on AISI 204Cu and AISI 304 stainless steels in simulated pore solution for steel reinforcements in concrete, and with and without the addition of chloride, was studied using cyclic voltammetry and potentiodynamic measurements. The passive layers were studied at open-circuit potential by means of X-ray photoelectron spectroscopy.

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Studies on Numerical Simulation of Temperature ...

Studies on Numerical Simulation of Temperature Distribution in Laser Beam Welding of 304L Austenitic Stainless Steel: 10.4018/IJMMME.2019010103: A numerical simulation of temperature distribution in laser welding of 304L austenitic stainless steel have been investigated in the present research work. A

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Outgassing Characteristics of Stainless Steel and Aluminum ...

Dec 04, 2000· The outgassing characteristics of 304 stainless steel with different surface treatments have been measured. The surface treatments investigated were: (1) glass-bead shot blasting; (2) electropolishing with a surface roughness of 20–25 μ in.; (3) electropolishing with a surface roughness of 4–6 μ in.; (4) one of the above treatments plus oxidation by baking in air at 250 ° or 450 °C; (5 ...

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Behavior of Cold-worked AISI-304 Steel in Stress-corrosion ...

Furthermore, outcomes of corrosion properties of cold-worked AISI-304 stainless steel exposed for 100 and 500 h in super-critical water reactor conditions are correlated with the obtained results.JRC.F.4-Safety of future nuclear reactor

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Microstructure evolution and wear behavior of AISI 304 ...

The microstructure and wear behavior of AISI 304 stainless steel after Nd:YAG pulsed laser surface melting (LSM) were investigated. The microstructural features of the LSM layer were characterized by field emission scanning electron microscope and high-resolution transmission electron microscope. Experimental results showed that the microstructure was obviously refined to the nano- and sub ...

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Effect of Mean Stress and Solution Annealing Temperature ...

Abstract The present investigation has been carried out to understand the effect of mean stress on room temperature ratcheting behaviour of solution annealed AISI 304 stainless steel at constant stress amplitude. It is found that the ratcheting strain to failure linearly increases with increase of mean stress and there is no significant difference in the accumulated ratcheting strain with ...

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Tensile Properties of Similar AISI 304 Austenitic and AISI ...

Jan 01, 2008· Read "Tensile Properties of Similar AISI 304 Austenitic and AISI 430 Ferritic Stainless Steels Joined by Friction Welding, Multidiscipline Modeling in Materials and Structures" on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips.

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Effect of Mean Stress and Solution Annealing Temperature ...

Abstract The present investigation has been carried out to understand the effect of mean stress on room temperature ratcheting behaviour of solution annealed AISI 304 stainless steel at constant stress amplitude. It is found that the ratcheting strain to failure linearly increases with increase of mean stress and there is no significant difference in the accumulated ratcheting strain with ...

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Propargyl alcohol as a corrosion inhibitor for AISI 304L ...

Oct 10, 2018· Typically, AISI 304 L stainless steel is used to manufacture various components, such as valves, adapters, rings, connectors, and rotors of pumps that are used in these acidifications. In order to guarantee the protection of both the carbon steel and the AISI 304 L, propargyl alcohol can be used as a corrosion inhibitor.

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Evaluation of AISI Type 304 stainless steel as a suitable ...

test. Type 304 stainless steel was chosen for comparison because of its better resistance to Table 1. Standard antimicrobial test methods and carrier types. Method Title Carrier Type(s) EN 13697 Quantitative non-porous surface test for the evaluation of bactericidal or fungicidal activity AISI Type 304 stainless steel with No.2B finish on both ...

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Effect of Residual Stress on the ... - SCIRP Open Access

In this paper we demonstrate that the residual stress introduced by several different surface finishes affects the critical current density for passivation and the passive current density in the anodic polarization curve of austenitic stainless steel and that those critical current densities can be reduced by controlling the residual stress by applying a cavitating jet to the backs of specimens.

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Microstructure evolution and wear behavior of AISI 304 ...

The microstructure and wear behavior of AISI 304 stainless steel after Nd:YAG pulsed laser surface melting (LSM) were investigated. The microstructural features of the LSM layer were characterized by field emission scanning electron microscope and high-resolution transmission electron microscope. Experimental results showed that the microstructure was obviously refined to the nano- and sub ...

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Investigation of the antibiofilm capacity of peptide ...

2.1. Materials and reagents. AISI 304 grade annealed stainless steel sheets with a thickness of 250 µm were purchased from Wuhan steel factory, which was studied for marine facilities and medical implants [18–20].Stainless steel plates were cut into discs of Ø10 mm, and polished using 600# coast grit sandpaper before being modified by dopamine and peptides.

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Corrosion Study of Stainless Steels in Peracetic Acid ...

For Corrosion study, Test samples from plate samples of austenitic stainless steels- 6% Mo (654SMO, 254SMO), 317L, 316L and a duplex stainless steel 2205 were selected for the weight loss tests and electrochemical tests. The composition of these stainless steels is shown in Table 1.

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Metal release from stainless steel in biological ...

Oct 29, 2015· Chemical speciation of released Fe, Cr, Ni, and Mn from stainless steel (grade AISI 304) in cell medium DMEM at pH 7.4 (a) and in 5 g/l citric acid at pH 2.4 (b) calculated using the jess software. Predominant species greater than 0.5% prevalence (max. ten species) are shown in the graphs.

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Adhesion of Staphylococcus aureus and Staphylococcus ...

Aims: The aim of this study was to evaluate the respective influence of the physicochemical interactions and the roughness involved in the first part of the biological substrate biocontamination. Methods and Results: Therefore we compared the bioadhesion results obtained on the biological model substrate (Episkin ®) and on a commonly employed inert substrate (AISI 304 stainless steel ...

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Tensile Properties of Similar AISI 304 Austenitic and AISI ...

Tensile Properties of Similar AISI 304 Austenitic and AISI 430 Ferritic Stainless Steels Joined by Friction Welding - Author: P. Sathiya, S. Aravindan, A. Noorul Haq Books and Journals Case Studies Expert Briefings Open Access

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