Results 31 to 40 of about 24,193 (277)

Processes, microstructure and properties of vanadium microalloyed steels [PDF]

open access: yes, 2009
Vanadium as an important alloying element in steels was initially associated with the properties achieved following tempering. Interest in the microstructure was stimulated by the advent of transmission electron microscopes with a resolution of ~1nm ...
Baker, T.N.
core   +1 more source

A comprehensive study on the microstructure and mechanical properties of arc girth welded joints of spiral welded high strength API X70 steel pipe [PDF]

open access: yes, 2020
In the paper, the effect of welding technology on the microstructure and mechanical properties of girth welded joints was presented. Metallographic examinations based on light microscopy and SEM were conducted on girth welded joints of API X70 steel pipe.
De Waele, Wim   +6 more
core   +1 more source

Prediction on Austenite Grain Growth in High Carbon Steel

open access: yesCailiao gongcheng, 2017
The austenite grain growth behavior of Ti-bearing and Ti-free steel was investigated using confocal laser scanning microscope (CLSM) and transmission electron microscope (TEM).Samples were held for 60min at 1123-1473K and then austenite grain sizes for ...
MA Han, LIAO Shu-lun
doaj   +1 more source

Electrochemical hydrogen charging of duplex stainless steel [PDF]

open access: yes, 2019
This study evaluates the electrochemical hydrogen charging behavior and interaction between hydrogen and the microstructure of a duplex stainless steel. A saturation level of approximately 650 wppm is reached after 10 d of charging. The data are compared
Claeys, Lisa   +3 more
core   +2 more sources

Revealing Prior-Austenite Grain Boundaries [PDF]

open access: yesMicroscopy and Microanalysis, 2010
Extended abstract of a paper presented at Microscopy and Microanalysis 2010 in Portland, Oregon, USA, August 1 – August 5, 2010.
openaire   +1 more source

Shear-induced α → γ transformation in nanoscale Fe-C composite [PDF]

open access: yes, 2006
High-resolution transmission electron microscopy and three-dimensional atom probe observations show clearly that a reverse transformation of body-centred cubic ferrite to face-centred cubic austenite occurs during severe plastic deformation of a ...
Fecht, H.-J.   +4 more
core   +1 more source

A continuum model accounting for the effect of the initial and evolving microstructure on the evolution of dynamic recrystallization [PDF]

open access: yes, 2017
Laser assisted forming is a process which is increasingly being adopted by the industry. Application of heat by a laser to austenitic stainless steel (ASS) sheet provides local control over formability and strength of the material.
Kooiker, Harm   +2 more
core  

Latest developments in mechanical properties and metallurgical features of high strength line pipe steels [PDF]

open access: yes, 2013
In response to the increasing demand to improve both transportation efficiency and performance, the steel pipe industry has conducted extensive efforts to develop line pipe steel grades with superior metallurgical and mechanical (strength, toughness and ...
Belato Rosado, Diego   +3 more
core   +2 more sources

On the Lightweight Potential of Laser Additive Manufactured NiTi Triply Periodic Minimal Sheet Lattices

open access: yesAdvanced Engineering Materials, EarlyView.
This study explores the lightweight potential of laser additive‐manufactured NiTi triply periodic minimal surface sheet lattices. It systematically investigates the effects of relative density and unit cell size on surface quality, deformation recovery, compression behavior, and energy absorption.
Haoming Mo   +3 more
wiley   +1 more source

A prediction model for austenite grain size distribution of casting slab in thermal rebound process: Considering α-ferrite precipitation and re-austenization

open access: yesJournal of Materials Research and Technology
The precipitation and re-austenitization behavior of α-ferrite during thermal rebound process of casting slab are crucial to the austenite grain size distribution. Accurately obtaining austenite grain size distribution plays an important guiding role for
Songyuan Ai   +6 more
doaj   +1 more source

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