Results 111 to 120 of about 10,533 (306)

Influência dos parâmetros de soldagem na formação de zonas parcialmente diluídas em soldas de matais dissimilares [PDF]

open access: yes, 2006
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Ciência e Engenharia de Materiais.Devido a corrosividade de óleos da Bacia de Campos, cogita-se utilizar como risers rígidos de produção ...
Kejelin, Norton Zanette
core  

Reconfigurable Inflatables Through Controlled Surface Crumpling

open access: yesAdvanced Science, EarlyView.
ABSTRACT Inflatable structures offer remarkable versatility due to their compact storage and rapid deployment, making them ideal for lightweight, quickly assembled, and deployable applications. These structures are typically made from membranes that are nearly inextensible yet highly flexible.
Yi Yang   +8 more
wiley   +1 more source

Device for formation of weld in electroslag welding [PDF]

open access: yes, 2005
Описаны новые технологические приемы, а также оборудование и оснастка, с помощью которых исключается образование дефектов, в швах, выполненных электрошлаковой сваркой.
Еремин, Е.Н.
core   +5 more sources

Review on Magnetically Controlled Welding Technology for Aerospace Materials

open access: yesNanjing Hangkong Hangtian Daxue Xuebao
Magnetically controlled welding technology, as an efficient and high-quality metal welding method, possesses broad application prospects in the field of aerospace material processing.
LI Fuxiang, WANG Min, LIN Qiaoli, SHI Yu
doaj   +1 more source

Mechanism of Ripple Formation During Weld Solidification [PDF]

open access: yes, 1972
. The formation of ripples on the surfaces of GTA spot and seam weld surfaces in thin metal sheet was investigated by high speed motion pictures. The ripples are observed to form solely due to oscillation of the weld pool during solidification; no other ...
D J Kotecki, D L Cheever, D G Howden
core  

Physics‐Informed Machine Learning for Sustainable Alloy Design: Toward a Recyclable Unified Q&P Steel

open access: yesAdvanced Science, EarlyView.
A physics‐informed property‐bridging framework links high‐throughput hardness screening to tensile performance in quenching and partitioning steels. By transferring metallurgically guided representations across properties, a single alloy composition is designed to achieve multiple strength grades through heat‐treatment tuning alone, offering a ...
Xiaolu Wei   +7 more
wiley   +1 more source

Failure Analysis of X80 Line Pipe’s Circumferential Weld

open access: yesMATEC Web of Conferences, 2016
One 530mm X80 pipeline weld failed infrequently in service process. This paper gives a systematic analysis in consideration of both material quality and loading condition.
Liu Hong Liang, Li Fang Po, Dang En
doaj   +1 more source

Weld oxide formation on lean duplex stainless steel [PDF]

open access: yes, 2008
Weld oxides have a strong influence on corrosion resistance, but have hitherto only been studied to a limited extent for duplex stainless steels. X-ray photoelectron spectroscopy (XPS) has here been used to study heat tint formed on gas tungsten arc (GTA)
Westin, Elin M.,   +2 more
core   +1 more source

Microsphere‐Modulated Sensing‐in‐Energy Supercapacitor With Self‐Filtering Ultra‐Large Signal Under High‐g Shocks

open access: yesAdvanced Science, EarlyView.
To overcome severe signal oscillation under extreme impact conditions, this work presents a Sensing‐in‐Energy microdevice which integrates a MEMS inertial structure directly within a supercapacitor electrolyte cavity. Utilizing shock‐driven transient contact and electrolyte damping for signal self‐filtering, it achieves weak‐oscillation, large ...
Zhihao Zheng   +7 more
wiley   +1 more source

Investigation on Friction Stir Welding Parameters: Mechanical Properties, Correlations and Corrosion Behaviors of Aluminum/Titanium Dissimilar Welds

open access: yesCrystals
In industrial applications, welding of dissimilar metals such as aluminum (Al) and titanium (Ti) is a prerequisite for the development of hybrid components with improved mechanical and corrosion properties. However, dissimilar welding of the Al/Ti system
Amlan Kar   +5 more
doaj   +1 more source

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