Results 31 to 40 of about 1,209,985 (213)

Multi-response optimization of CO2 laser welding process of austenitic stainless steel [PDF]

open access: yes, 2008
Recently, laser welding of austenitic stainless steel has received great attention in industry, due to its wide spread application in petroleum refinement stations, power plant, pharmaceutical industry and households.
Olabi, Abdul-Ghani   +2 more
core   +2 more sources

Influence of Cooling Rates on Precipitated σ Phase of 2507 Super Duplex Stainless Steel

open access: yesTeshugang, 2023
Continuous cooling test of 2507 super duplex stainless steel(/%:0.017C,6.22Ni,25.73Cr,3.39Mo,0.27N) from 1340 ℃ to room temperature by cooling rate 1-500 ℃/min has been carried out by using Gleeble 3500-GTC.
易忠烈   +4 more
doaj  

The Mechanical Behavior of a 25Cr Super Duplex Stainless Steel at Elevated Temperature [PDF]

open access: yes, 2013
Peer ...
Deans, Wiliam F   +2 more
core   +1 more source

Corrosion fatigue of a superduplex stainless steel weldment [PDF]

open access: yes, 2004
Superduplex stainless steels have superior mechanical and corrosion properties compared to austenitic stainless steels such as the grade 300 series. This is a result of a microstructure consisting of roughly equal percentages of austenite (y) and ferrite
Comer, Anthony John
core   +2 more sources

The impact of hot roll temperature on the microstructure and corrosion resistance of super duplex stainless steel, which is used to coat mild steel in seawater environments [PDF]

open access: yesJournal of Mining and Metallurgy. Section B: Metallurgy
A new material that can be used to replace single steel in high-strength tanks is mild steel cladding Super Duplex Stainless Steel (SDSS). The method of producing multilayer Super Duplex Stainless Steel (SDSS) is the cladding of mild steel Many processes
Naffat L.   +7 more
doaj   +1 more source

Laser Additive Manufacturing of Duplex Stainless Steel via Powder Mixture

open access: yesJournal of Manufacturing and Materials Processing, 2022
Laser additively manufactured duplex stainless steels contain mostly ferrite in the as-built parts due to rapid solidification of the printed layers. To achieve duplex microstructures (ferrite and austenite in roughly equal proportions) and, thus, a good
Chengsong Cui   +8 more
doaj   +1 more source

Hydrogen‐Enhanced Stress Corrosion Cracking of Wire Arc Additive Manufactured Inconel 625 Superalloy in NaCl Solution: Mechanism of Synergistic Degradation

open access: yesMaterials and Corrosion, EarlyView.
Hydrogen‐enhanced SCC of WAAM Inconel 625 in 3.5 wt.% NaCl solution. Hydrogen charging reduces passive film stability (lower corrosion potential) and promotes pitting at Laves phase/matrix interfaces. Stress corrosion cracks propagate along Laves‐rich regions, leading to quasi‐cleavage brittle fracture.
Xu Zhang   +5 more
wiley   +1 more source

INFLUENCE OF MICROMILLING ON THE SURFACE INTEGRITY OF SUPER DUPLEX STAINLESS STEEL

open access: yesABM Proceedings, 2014
Super duplex stainless steel presents a biphasic structure composed by ferrite and austenite with different characteristics and properties. In the micromilling process the cutting edge radius has similar dimensions to the grain size. The biphasic structure found in this material could influence on the cutting tool life and the surface integrity of the ...
Araujo, Anna Carla   +2 more
openaire   +3 more sources

Overlap Percentage Effects on Microstructure and Microhardness in Wire Arc Additive Manufacturing of AISI 308L Stainless Steel

open access: yesMetalMat, EarlyView.
Overlap percentage governs the remelting, dilution, and solidification behavior of CMT‐WAAM AISI 308L stainless steel. Increasing overlap to 50% promotes stronger bead‐to‐bead bonding, wider transition zones, and localized hardness enhancement, with the highest hardness observed in the overlap region due to grain refinement and δ‐ferrite redistribution.
Mojtaba Karamimoghadam   +4 more
wiley   +1 more source

Influence of Surface Roughness and Temperature on Niobium Cathodic Cage Duplex Treatment Applied to VP20TS Steel

open access: yessteel research international, EarlyView.
Niobium cathodic cage duplex treatment is applied to VP20TS steel to evaluate the influence of surface roughness and temperature on coating performance. Results show that higher temperatures promote thicker nitride layers and increased microhardness, while finer surface preparation enhances adhesion and wear resistance, revealing optimal conditions for
Alan Bruno Costa Cardoso   +6 more
wiley   +1 more source

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