Results 21 to 30 of about 15,713 (212)

Experimental investigation of hot-wire laser deposition for the additive manufacturing of titanium parts

open access: yesMaterials Research Express, 2022
Hot-wire laser welding is additive manufacturing (AM) technique that allows for the direct creation of complicated objects by melting layers of wire. This process is characterized by the use of hot-wire process, unification with the laser welding (LW ...
Nirut Naksuk   +4 more
doaj   +1 more source

The Dilution Effect in High-Power Disk Laser Welding the Steel Plate Using a Nickel-Based Filler Wire

open access: yesMetals, 2021
High-power disk laser welding a steel plate using the Inconel 82 (IN82) filler wire with a 1.2 and 3.0 m/min feeding rate has been investigated in the experiment.
Ming-Feng Chiang   +6 more
doaj   +1 more source

Direct laser-filler wire welding of Al–Si coated 22MnB5 steel without removing the Al–Si coating

open access: yesJournal of Materials Research and Technology, 2023
Al–Si coated 22MnB5 steels are one of the most important lightweight materials for automotive weight reduction and safety improvement due to its advantages of light weight, high strength and good formability at high temperature. Considering the formation
Wei Xu   +5 more
doaj   +1 more source

Research on Parameters of Wire-Filling Laser Welding and Quenching Process for Joints Microstructure and Mechanical Property of BR1500HS Steel

open access: yesMetals, 2021
With the aim to investigate the effect of parameters and the quenching process on the joint microstructure and mechanical properties of hot stamping steel by laser welding, BR1500HS boron steel was welded by wire-filling laser welding with ER70-G welding
Lianpu Zhou   +3 more
doaj   +1 more source

Wire-Feeding Based Additive Manufacturing of the Ti–6Al–4V Alloy. Part I. Microstructure

open access: yesУспехи физики металлов, 2023
In recent years, metal additive manufacturing (AM), also known as 3D printing, is grown massively in the industry. The ability of AM to build parts directly from the digital representation makes it an excellent alternative compared to traditional ...
M. O. Vasylyev, B. M. Mordyuk, and S. M. Voloshko
doaj   +1 more source

Strategies for Increasing the Productivity of Pulsed Laser Cladding of Hot-Crack Susceptible Nickel-Base Superalloy Inconel 738 LC

open access: yesJournal of Manufacturing and Materials Processing, 2020
A novel repair strategy based on decoupled heat source for increasing the productivity of wire-assisted pulsed laser cladding of the γ’-precipitation strengthening nickel-base superalloys Inconel 738 low carbon (IN 738 LC, base material) and Haynes 282 ...
Christian Kästner   +3 more
doaj   +1 more source

Effect of high-pressure rolling followed by laser processing on mechanical properties, microstructure and residual stress distribution in multi-pass welds of 304L stainless steel [PDF]

open access: yes, 2016
Multi-pass fusion welding by a filler material (wire) is normally carried out to join thick steel sections used in most engineering applications. Multiple thermal cycles from a multi-pass weld resulted in a variable distribution of residual stress field ...
Ganguly, Supriyo   +3 more
core   +2 more sources

MIG gas shielding : Economic savings without detriment to quality [PDF]

open access: yes, 2011
Over the years a number of claims have been made related to potential savings of the shielding gas used in the MIG process. A number of work streams have been set up to consider such areas from a technical and economic standpoint. The use of small helium
Campbell, Stuart   +6 more
core   +1 more source

Expanded microchannel heat exchanger: design, fabrication and preliminary experimental test [PDF]

open access: yes, 2012
This paper first reviews non-traditional heat exchanger geometry, laser welding, practical issues with microchannel heat exchangers, and high effectiveness heat exchangers.
Brandemuehl, Michael J.   +3 more
core   +4 more sources

High-resolution 3D weld toe stress analysis and ACPD method for weld toe fatigue crack initiation [PDF]

open access: yes, 2019
Weld toe fatigue crack initiation is highly dependent on the local weld toe stress-concentrating geometry including any inherent flaws. These flaws are responsible for premature fatigue crack initiation (FCI) and must be minimised to maximise the fatigue
Chaudhuri, Somsubhro   +3 more
core   +2 more sources

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