Results 11 to 20 of about 41,615 (151)

Nonclassical Austenite-Martensite Interfaces [PDF]

open access: yesLe Journal de Physique IV, 1997
In the last 10 years a new theory of martensitic transformations based on nonlinear elasticity has been developed and intensively studied by J.M. Ball & R.D. James and others. Microstructures are understood in the theory as minimizing sequences for the total free energy, and are conveniently described using Young measures. For the case of the classical
Ball, J., Carstensen, C.
openaire   +5 more sources

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

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

Microstructural and Corrosion Properties of Cold Rolled Laser Welded UNS S32750 Duplex Stainless Steel [PDF]

open access: yes, 2018
The main goal of this work was to study the effect of plastic deformation on weldability of duplex stainless steel (DSS). It is well known that plastic deformation prior to thermal cycles can enhance secondary phase precipitation in DSS which can lead to
B\uf6gre, Balint   +5 more
core   +1 more source

A theoretical review of the operation of vibratory stress relief with particular reference to the stabilization of large-scale fabrications [PDF]

open access: yes, 2011
Vibratory stress relief (VSR) is widely used on large welded fabrications to stabilize the structures so that they do not distort during further machining or during operational duty.
C Walker   +6 more
core   +1 more source

Critical Temperature Range in Standard and Ni-bearing Spheroidal Graphite Cast Irons [PDF]

open access: yes, 2012
Describing the conditions for reaustenitization of spheroidal graphite cast irons is of interest for their heat-treatment after casting, e.g. for manufacturing austempered ductile irons.
Ghergu, Roxana   +3 more
core   +2 more sources

Austenite Formation in a Cold-Rolled Semi-austenitic Stainless Steel

open access: yesMetallurgical and Materials Transactions A, 2013
The progress of the martensite (a¢) to austenite (c) phase transformation has been thoroughly investigated at different temperatures during the continuous heating of a cold-rolled precipitation hardening metastable stainless steel at a heating rate of 0.1 K/s.
Celada, Carola de, San-Martín, David
openaire   +3 more sources

Austenite grain growth in alumina-forming austenitic steel – CORRIGENDUM [PDF]

open access: yesJournal of Materials Research, 2016
In the original publication of “Austenite grain growth in alumina-forming austenitic steel,” the legends for the optical micrographs were missing for Fig. 2 and Fig. 3(a-h). The following are the corrected figures:
Qiang Huo   +3 more
openaire   +2 more sources

A Perspective on Powder Metallurgy and Additive Manufacturing of High‐Nitrogen Alloyed Stainless Steels

open access: yesAdvanced Engineering Materials, EarlyView.
This perspective article explores an innovative powder metallurgical approach to producing high‐nitrogen steels by utilizing a mixture of stainless steel and Si3N4. This mixture undergoes hot isostatic pressing followed by direct quenching. The article also examines adapting this method to laser powder bed fusion (PBF‐LB/M) to overcome nitrogen ...
Louis Becker   +5 more
wiley   +1 more source

Prediction of the mechanical behaviour of TRIP steel [PDF]

open access: yes, 2011
TRIP steel typically contains four different phases, ferrite, bainite, austenite and martensite. During deformation the metastable retained austenite tends to transform to stable martensite.
Geijselaers, H.J.M., Perdahcioglu, E.S.
core   +1 more source

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