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Pengembangan Baja Laterit Modifikasi A588 Menggunakan Proses Termomekanikal Diikuti dengan Proses Temper Temperatur Rendah untuk Aplikasi Baja Tahan Cuaca

open access: yesTeknik, 2021
Baja laterit A-588 berpotensi dirujuk sebagai baja paduan rendah-berkekuatan tinggi untuk aplikasi baja tahan cuaca. Baja Laterit A-588 dikembangkan melalui proses termomekanikal yang diikuti proses penemperan guna mendapatkan kekuatan dan ketahanan ...
Miftakhur Rohmah   +3 more
doaj   +1 more source

The Tapering Length of Needles in Martensite/Martensite Macrotwins

open access: yesArchive for Rational Mechanics and Analysis, 2023
AbstractWe study needle formation at martensite/martensite macro interfaces in shape-memory alloys. We characterize the scaling of the energy in terms of the needle tapering length and the transformation strain, both in geometrically linear and in finite elasticity.
Sergio Conti, Barbara Zwicknagl
openaire   +2 more sources

Building Hierarchical Martensite [PDF]

open access: yesAdvanced Functional Materials, 2020
AbstractMartensitic materials show a complex, hierarchical microstructure containing structural domains separated by various types of twin boundaries. Several concepts exist to describe this microstructure on each length scale, however, there is no comprehensive approach bridging the whole range from the nano‐ up to the macroscopic scale.
Stefan Schwabe   +9 more
openaire   +3 more sources

Funktionalisierung faserverstärkter Hochleistungsbetone mittels Formgedächtnislegierungen

open access: yesce/papers, Volume 6, Issue 6, Page 888-895, December 2023., 2023
Abstract Faserverstärkte (Ultra‐)Hochleistungsbetone ((U)HPC) werden bereits seit den 1970er Jahren in großen Mengen für die Herstellung von Betonfertigteilen verwendet. Fasern werden eingesetzt, um die Zugfestigkeit zu erhöhen und sprödes Versagen in duktiles Nachbruchverhalten umzuwandeln.
Bernhard Middendorf   +2 more
wiley   +1 more source

Martensitic transformation in zirconiaPart II. Martensite growth [PDF]

open access: yesActa Materialia, 2004
23 pages, 11 ...
Deville, Sylvain   +2 more
openaire   +2 more sources

Material matters: predicting the core hardness variance in industrialized case hardening of 18CrNi8 Vorhersage der Kernhärtenvarianz von industriell einsatzgehärtetem 18CrNi8

open access: yesMaterialwissenschaft und Werkstofftechnik, Volume 53, Issue 5, Page 576-589, May 2022., 2022
Data sources, including steel melt composition, meta and sensor process data, as well as measurement errors are used to explain the variance in core hardness of 18CrNi8 nozzle bodies after industrial heat treatment. Traditional physical models are compared with data‐driven machine learning models in order to predict deviation of core hardness from the ...
Y. Lingelbach   +4 more
wiley   +1 more source

Material and residual stress improvement in S355 welded structural steel using mechanical and thermal post‐weld treatment methods

open access: yesSteel Construction, Volume 15, Issue 1, Page 51-54, February 2022., 2022
Abstract Welding is by far the most widely used metal joining method. High‐Frequency Mechanical Impact (HFMI) treatment and Tungsten Inert Gas (TIG) remelting are two post‐weld treatment methods that aim to enhance the strength of the steel. In this paper, the improvement in residual stress and material characteristic obtained with these methods are ...
Hassan Al‐Karawi
wiley   +1 more source

Integrated laser based pre‐tempering at laser welding of AISI 1045 steel by using 3D‐scanner optics Integrierte laserbasierte Vorwärmung beim Laserstrahlschweißen von AISI 1045 Stahl mittels 3D‐Scanner‐Optik

open access: yesMaterialwissenschaft und Werkstofftechnik, Volume 52, Issue 11, Page 1139-1160, November 2021., 2021
Laser beam welding of heat‐treatable steel is challenging due to martensitic hardening. Before welding local laser pre‐tempering of the welding zone with an oscillating defocused laser beam is investigated. Therefore the beam was guided over the surface using a 3D scanner optics. Thus the cooling rates and the resulting martensitic structure within the
F. Steidle   +4 more
wiley   +1 more source

Modern materials for cast rolls of hot strip mills

open access: yesZaštita Materijala, 2022
The requirements for the work rolls for the various roll stands of hot strip mills are shown. The modern materials for cast rolls are analyzed and the operational performance of different types of rolls in different stands of the rolling mill is ...
Vyacheslav Goryany, Olga Myronova
doaj   +1 more source

Adaptive Modulations of Martensites [PDF]

open access: yesPhysical Review Letters, 2010
4 pages manuscript, 8 pages ...
Kaufmann, S.   +6 more
openaire   +3 more sources

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