Results 141 to 150 of about 102,298 (313)

A Generalized Method for Automatic Downhand and Wirefeed Control of a Welding Robot and Positioner [PDF]

open access: yes
A generalized method for controlling a six degree-of-freedom (DOF) robot and a two DOF positioner used for arc welding operations is described. The welding path is defined in the part reference frame, and robot/positioner joint angles of the equivalent ...
Cook, George E., Fernandez, Ken
core   +1 more source

Применение импульсных технологий при сварке конструкционных сталей [PDF]

open access: yes, 2013
Представлены результаты исследований процесса импульсно-дуговой сварки плавящимся электродом конструкционных сталей, включая применение порошковых проволок.
Жерносеков, А.М.   +2 more
core  

Transient characteristics of ultra-high frequency adjustable multi-pulse gas tungsten welding arc

open access: yesJournal of Materials Research and Technology
In response to the shortcomings of traditional Gas Tungsten Arc Welding (GTAW), such as low penetration, slow welding speed, and low production efficiency, an Ultra-High-Frequency Adjustable Multi-Pulse Gas Tungsten Arc Welding (UFMP-GTAW) process is ...
Hongyan Zhao   +5 more
doaj  

Role of the micro/macro structure of welds in crack nucleation and propagation in aerospace aluminum-lithium alloy [PDF]

open access: yes
Al-Li alloys offer the benefits of increased strength, elastic modulus and lower densities as compared to conventional aluminum alloys. Martin Marietta Laboratories has developed an Al-Li alloy designated 2195 which is designated for use in the cryogenic
Talia, George E.
core   +1 more source

Bridging Experiment and Theory to Reveal Compounds in K–Zn(Cd)–Bi Systems

open access: yesZeitschrift für anorganische und allgemeine Chemie, Volume 651, Issue 10, July 7, 2025.
Theoretically predicted compounds are experimentally realized via the facile hydride route, permitting experimental screening of K–Zn–Bi and “empty” K–Cd–Bi systems. The high‐yield synthesis has enabled a study of crystal and electronic structure, thermal stability, and magnetic properties of previously reported KZnBi, KZn2Bi2, and novel KCdBi and ...
Tori Cox   +7 more
wiley   +1 more source

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