microstructure and mechanical properties of pulsed nd yag

microstructure and mechanical properties of pulsed nd yag

microstructure and mechanical properties of pulsed nd yag

Microstructure and mechanical properties of pulsed Nd:YAG ...Jan 01, 2018 · This paper presents the study of microstructure and mechanical properties of pulsed Nd:YAG laser welding st37 carbon steel. In this work carbon steel st37 is laser welded in butt joint configuration at welding speed of 5mm/s, pulse frequency of 25Hz, pulse width of 5ms and spot size of 0.75mm, resulting the ultimate tensile strength of the welded specimen equal to the base metal.

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The Effect of Heat Treatment on Mechanical Properties of microstructure and mechanical properties of pulsed nd yag

The microstructure of pulsed Nd:YAG welded Ti6Al4V was primarily ´ martensite, which showed the lowest ductility but not significantly high strength. A heat treatment at 950 followed by furnace cooling can transform the microstructure in the weld from ´ martensite structure into Widmanstätten structure.THE EFFECT OF ND-YAG LASER SURFACE TREATMENT carburizing process was followed by the application of ND: YAG laser surface treatment. ND: YAG pulsed laser was applied to modify the surface characteristics of the carburized steel such as microstructure, micro hardness and wear resistance. The laser parameters were energy 0.89 J, 3.6 J, 4 J and 6.3 J, spot diameter as 1.006 mm,THE EFFECT OF ND-YAG LASER SURFACE TREATMENT carburizing process was followed by the application of ND: YAG laser surface treatment. ND: YAG pulsed laser was applied to modify the surface characteristics of the carburized steel such as microstructure, micro hardness and wear resistance. The laser parameters were energy 0.89 J, 3.6 J, 4 J and 6.3 J, spot diameter as 1.006 mm,

Study and development of high peak power short pulse Nd microstructure and mechanical properties of pulsed nd yag

Because short pulse Nd:YAG laser of nanosecond pulse-width and high peak power has a unique capability to improve the mechanical properties of metal parts, a study on the development of high peak power short pulse from Nd:YAG laser along with its peening application has been performed. The design scheme of laser and the characteristic of laser beam transmission are presented and discussed.Studies on microstructure and mechanical properties of microstructure and mechanical properties of pulsed nd yagThis article addresses the metallurgical and mechanical properties of Nd:YAG laser welded Inconel 625 and duplex stainless steel SAF 2205. Keyhole plasma mode laser welding was adopted to obtain the joints. Microstructure studies showed slight grain coarsening at the heat affected zone of Inconel 625. Line mapping and elemental mapping analysis were carried out at the weld interface and in the fusion Studies on microstructure and mechanical properties of microstructure and mechanical properties of pulsed nd yagThis article addresses the metallurgical and mechanical properties of Nd:YAG laser welded Inconel 625 and duplex stainless steel SAF 2205. Keyhole plasma mode laser welding was adopted to obtain the joints. Microstructure studies showed slight grain coarsening at the heat affected zone of Inconel 625. Line mapping and elemental mapping analysis were carried out at the weld interface and in the fusion

Structural and Micromechanical Properties of Nd:YAG Laser microstructure and mechanical properties of pulsed nd yag

The present study was designed to determine micromechanical and microstructural properties of specimens formed by Nd:YAG (1064 nm) pulsed laser irradiation on stainless steel substrates. Overall, the relationship between laser irradiation induced changes in morphology, microstructure and micromechanical properties as matters of process parameters estimation were discussed.Structural and Micromechanical Properties of Nd:YAG inuence of hexagonal oxide formation on AISI 304 treated by means of a Nd:YAG pulsed laser surface melting on surface microhardness. The aim of this study is to investigate the microstructure and micromechanical properties of commonly used stainless steel, i.e., AISI 304 and 316, after Nd:YAG (1064 nm) pulsed laser surface modication.Structural and Micromechanical Properties of Nd:YAG inuence of hexagonal oxide formation on AISI 304 treated by means of a Nd:YAG pulsed laser surface melting on surface microhardness. The aim of this study is to investigate the microstructure and micromechanical properties of commonly used stainless steel, i.e., AISI 304 and 316, after Nd:YAG (1064 nm) pulsed laser surface modication.

OSA | Microstructure evolution and wear behavior of AISI microstructure and mechanical properties of pulsed nd yag

The microstructure and wear behavior of AISI 304 stainless steel after Nd:YAG pulsed laser surface melting (LSM) were investigated. The microstructural features of the LSM layer were characterized by field emission scanning electron microscope and high-resolution transmission electron microscope.Microstructure and mechanical properties of pulsed Nd:YAG microstructure and mechanical properties of pulsed nd yagJan 01, 2018 · This paper presents the study of microstructure and mechanical properties of pulsed Nd:YAG laser welding st37 carbon steel. In this work carbon steel st37 is laser welded in butt joint configuration at welding speed of 5mm/s, pulse frequency of 25Hz, pulse width of 5ms and spot size of 0.75mm, resulting the ultimate tensile strength of the welded specimen equal to the base metal.Microstructure and mechanical properties of low power microstructure and mechanical properties of pulsed nd yagindustries. In this research S700MC steel is successfully welded using low power pulsed Nd:YAG laser and the microstructure and mechanical properties are investigated. It is shown that the average power and overlapping factor both affect the weld geometry. Full penetration with double-sided welding achieved on 2 mm thick plates autogenously.

Investigation mechanical properties and microstructure of microstructure and mechanical properties of pulsed nd yag

Investigation mechanical properties and microstructure of pulsed Nd:YAG laser welding titanium microstructure and mechanical properties of pulsed nd yag based superalloy by pulsed Nd:YAG laser welding with an average power of 250 W was studied, and microstructure and mechanical properties of pulsed nd yagFabrication, Microstructure and Properties of Hot January 2012 Fabrication, Microstructure and Properties of Hot-Pressed Nd:YAG Ceramics 37 ly shows low crystallinity and transforms to highly crys-talline a-Al 2O 3 at 1200°C (27,28).The broad exothermic peak at 1251°C is due to the crystallization of YAG phaseEnhancement Surface Mechanical Properties of 2024 Al microstructure and mechanical properties of pulsed nd yagEnhancement Surface Mechanical Properties of 2024 Al-Alloys Using Pulsed Nd:YAG Laser Cladding Raid M.Hadi P 1 P, Mahmoad Sh. Mahmoad P 1 P and Ali H.Abdalhadi P 2 Institute of laser for postgraduate studies, university of Baghdad, Iraq Laser and Optoelectronics Department Engineering, university of technology, Iraq Abstract

Enhancement Surface Mechanical Properties of 2024 Al microstructure and mechanical properties of pulsed nd yag

Enhancement Surface Mechanical Properties of 2024 Al-Alloys Using Pulsed Nd:YAG Laser Cladding Raid M.Hadi P 1 P, Mahmoad Sh. Mahmoad P 1 P and Ali H.Abdalhadi P 2 Institute of laser for postgraduate studies, university of Baghdad, Iraq Laser and Optoelectronics Department Engineering, university of technology, Iraq AbstractEffect of the overlapping factor on the microstructure and microstructure and mechanical properties of pulsed nd yagThe effect of the overlapping factor on the microstructures and mechanical properties of pulsed Nd:YAG laser welded Ti6Al4V alloy sheets was investigated by microstructural observations, microhardness tests, tensile tests and fatigue tests. A microstructural examination shows that by increasing the overlapping factor, the grains in the fusion zone become coarser, and the width of the heat affected Effect of heat input in pulsed Nd:YAG laser welding of microstructure and mechanical properties of pulsed nd yagDec 18, 2018 · In the present investigation, titanium alloy Ti6Al4V of 1.4 mm thickness has been laser-welded in butt joint configuration using pulsed Nd:YAG laser system. The effects of heat input on weld bead shape, fusion zone width (top, middle, and bottom), heat-affected zone (HAZ) width (top, middle, and bottom), and fusion zone area have been studied. The microstructure and mechanical properties microstructure and mechanical properties of pulsed nd yag

Effect of average beam power on microstructure and microstructure and mechanical properties of pulsed nd yag

Jun 10, 2019 · Very limited work have been reported in pulsed Nd:YAG dissimilar laser welding of austenitic stainless steel (304L) and carbon steel (st37) for investigating the effect of laser process parameters on weld bead geometry, microstructural characterization and mechanical properties of EBSD characterization of the L-605 Co-based alloy welds microstructure and mechanical properties of pulsed nd yagAug 01, 2020 · Herein, pulsed Nd:YAG laser welding of the L-605 Co-based alloy was investigated. The effect of the welding heat input (HI) on the penetration depth, microstructure, and mechanical properties of the weld metal was studied.Comparison of the Mechanical Properties of Single Crystal microstructure and mechanical properties of pulsed nd yagPolycrystalline neodymiumdoped yttrium aluminum garnet (YAG), Nd: Y 3 Al 5 O 12, has been produced in a transparent form and is being considered as a substitute for single crystal YAG in laser applications.To determine whether such a substitution could impact mechanical reliability, it is critical to compare the baseline mechanical properties of the single crystal and polycrystalline materials.

Comparison of microstructure, mechanical properties, and microstructure and mechanical properties of pulsed nd yag

Electron beam welding (EBW), pulsed Nd:YAG laser beam welding (P-LBW), and pulsed tungsten inert gas (P-TIG) welding of Ti5Al2.5Sn alloy were performed in order to prepare full penetration weldments. Owing to relatively high power density of EBW and LBW, the fusion zone width of EBW weldment was approximately equal to P-LBW weldment.Pulsed Nd:YAG laser welding of 17-4 PH stainless steel microstructure and mechanical properties of pulsed nd yagPulsed Nd:YAG laser welding of 17-4 martensitic precipitation hardening (PH) stainless steel (SS) is investigated. In order to achieve optimum laser welding parameters, bead on plate (BOP) welding was conducted on 17-4 PH SS. No crack was detected in the weldments, and microstructure of weld metal was -ferrite in the martensite matrix.Pulsed Nd:YAG laser welding of 17-4 PH stainless steel microstructure and mechanical properties of pulsed nd yagIn the second part of this research, pulsed Nd:YAG laser welding of similar 17-4 PH SS in butt joint configuration was performed. Microstructure characterization and mechanical properties of weldment in as-welded and aged in 550 °C for 30 min conditions were investigated and compared.

Pulsed Nd:YAG Laser Processing of Nitinol

thesis details the effects of pulsed Nd:YAG laser processing on Ni-rich (Ni-49.2. at.% Ti) Nitinol. First, the mechanical, pseudoelastic and cyclic loading properties for varying process parameters have been compared to those of the base metal. Process parameters were shown to greatly influence the mechanical performance.Pulsed Nd:YAG Laser Dissimilar Welding of Grade 2 In the present work the microstructure and mechanical properties were investigated during pulsed Nd:YAG laser welding of Ti to Al using AlSi5 filler metal. Experimental Work ASTM titanium grade two TiG2 and 3105-O aluminum alloy were chosen for the present work Microstructure evolution and mechanical properties of YAG microstructure and mechanical properties of pulsed nd yagDec 10, 2020 · Joining of Y3Al5O12 garnet single crystal (YAG) was achieved by using a bismuth-borate based glass filler. The thermal properties of glass filler were

Microstructure evolution and mechanical properties of YAG microstructure and mechanical properties of pulsed nd yag

Dec 10, 2020 · Joining of Y3Al5O12 garnet single crystal (YAG) was achieved by using a bismuth-borate based glass filler. The thermal properties of glass filler wereMicrostructure and mechanical properties of pure titanium microstructure and mechanical properties of pulsed nd yagThe pore structure, the hardness and the mechanical properties of three-dimensional titanium models formed by the selective laser melting method with a neodymium-doped yttrium aluminium garnet (Nd:YAG) pulsed laser are investigated.Microstructure and mechanical properties of low power microstructure and mechanical properties of pulsed nd yagThermomechanically controlled processed steels have gained attention increasingly by many industries. In this research S700MC steel is successfully welded using low power pulsed Nd:YAG laser and the microstructure and mechanical properties are investigated. It is shown that the average power and overlapping factor both affect the weld geometry.

Microstructure and mechanical properties of low power microstructure and mechanical properties of pulsed nd yag

Request PDF | Microstructure and mechanical properties of low power pulsed Nd:YAG laser welded S700MC steel | Thermomechanically controlled processed steels have gained attention increasingly by microstructure and mechanical properties of pulsed nd yagMicrostructure and mechanical properties of pulsed geometry, microstructure and joint mechanical properties of laser Al/steel joint. 2 Experimental 2.1 Setup The laser welder was a Nd:YAG laser (JHM-1GY 300F). The maximum mean output power of the laser was 300 W of pulsed laser emitting at 1064 nm. The waveform of the pulsed Microstructure and Mechanical Properties of Fe-36Ni and microstructure and mechanical properties of pulsed nd yagHigh-quality joining of dissimilar alloys between Fe-36Ni alloy and 304L stainless steel is essential in the manufacturing of LNG tanker. In this study, lap joints of Fe-36Ni and 304L dissimilar alloys were fabricated by a pulsed gas tungsten arc welding (P-GTAW) process. The effects of low-frequency pulse on the appearance, microstructure and mechanical properties of the Fe-36Ni/304L lap microstructure and mechanical properties of pulsed nd yag

Microstructure and Mechanical Properties of Nd:YAG

As a high-energy-beam welding process, laser welding could be effective for producing defect-free Invar 36 weld. In the present study, defect-free Invar 36 weld was successfully produced by Nd:YAG laser welding. The microstructure and mechanical properties of weld were also tested.Microstructure and Mechanical Properties of Pulse microstructure-mechanical property correlations are not available. In this work, Nd : YAG laser welding of two candidate materials for Li-ion battery casings, namely, stainless steel (SS) 316L and aluminium (Al) 3003 alloy, are investigated with an aim to optimize the process parameters and provide material recommendations for EV battery casings.Microstructure and Mechanical Properties of Pulse microstructure-mechanical property correlations are not available. In this work, Nd : YAG laser welding of two candidate materials for Li-ion battery casings, namely, stainless steel (SS) 316L and aluminium (Al) 3003 alloy, are investigated with an aim to optimize the process parameters and provide material recommendations for EV battery casings.

06 The effect of heat treatment on mechanical

The microstructure of pulsed Nd:YAG welded Ti6Al4V was primarily ´ martensite, which showed the lowest ductility but not significantly high strength. A heat treatment at 950°C followed by furnace cooling can transform the microstructure in the weld from ´ martensite structure into Widmanstätten structure.(PDF) Microstructure and tensile properties of Inconel 718 microstructure and mechanical properties of pulsed nd yagAug 25, 2005 · Microstructure and tensile properties of Inconel 718 pulsed Nd-Y AG laser welds G.D. Janaki Ram a , , A. V enugopal Reddy a , K. Prasad Rao b , G.M. Reddy c , J.K. Sarin Sundar d

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