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microstructure and fatigue behavior of a laser additive

Microstructure and fatigue behavior of a laser additive ...(steel) 8 rowsJan 20, 2020They concluded that the laser additive manufacturing process caused pores of various sizes and ...(plate) Cited by 26Publish Year 2020Author X. Cui, S. Zhang, C. Wang, C.H. Zhang, J. Chen, J.B. Zhang CONDITIONS DEFECT SIZE (ΜM) DEFECT POSITION (ΜM) FATIGUE LIFE Fatigue life σmax = 450 MP ...

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(plate) Additive Manufacturing of 316L Stainless Steel by a microstructure and fatigue behavior of a laser additive

Apr 01, 2021However, an in-depth analysis of the fatigue performance of the component built by such a technology has been little documented so far. Herein, the 316L stainless steel was fabricated throughout the printing-debinding-sintering (PDS) pathway and its fatigue properties were comprehensively assessed.(plate) Author Dayue Jiang, Fuda NingPublish Year 2021Fatigue behavior of Ti-6Al-4V alloys manufactured by microstructure and fatigue behavior of a laser additive(steel) The intention of this thesis is to investigate the fatigue behavior of the Ti-6Al-4V alloy manufactured by the relatively new additive manufacturing process called Selective Laser Melting (SLM). SLM has been shown the interest from important industries such as the aerospace and

Author Todd A BookPublish Year 2016Fatigue behavior and modeling for additive manufactured microstructure and fatigue behavior of a laser additive

Jul 28, 2020DOE PAGES Journal Article Fatigue behavior and modeling for additive manufactured 304L stainless steel The effect of surface roughness This content will become publicly available on Wed Jul 28 00:00:00 EDT 2021(plate) Author Todd A BookPublish Year 2016High Frequency Vibration Fatigue Behavior of Ti6Al4V microstructure and fatigue behavior of a laser additive(steel) Ellyson et al. carried out vibration fatigue testing of Ti6Al4V polished specimens fabricated by laser wire deposition in mode 1 at a frequency of 800 Hz and showed that, for a fine basketweave microstructure (high-speed laser wire deposition followed by heat treatment), there was no significant difference in fatigue limit at 10 7 cycles microstructure and fatigue behavior of a laser additive(plate) Author Xiaobin Yu, Xin Lin, Fencheng Liu, Yunlong Hu, Shuya Zhang, Yufeng Zhan, Haiou Yang, Weidong HuangPublish Year 2020Effects of laser shock peening on microstructure and microstructure and fatigue behavior of a laser additive(steel) Apr 07, 2020Laser shock peening (LSP) is a post-treatment process that is widely used to modify the surface microstructure and mechanical properties of parts constructed by additive manufacturing (AM). In this study, the influence of LSP on the microstructure and fatigue behavior of Ti6Al4V alloy manufactured via electron beam melting (EBM), a popular method of AM, was investigated.

Cited by 11Publish Year 2018Author Xian-zhe Ran, Xian-zhe Ran, Dong Liu, Dong Liu, Jia Li, Jia Li, Hua-ming Wang, Hua-ming Wang, Xu Che microstructure and fatigue behavior of a laser additiveStudy on the Microstructure and Fatigue Behavior of a microstructure and fatigue behavior of a laser additive

Sep 03, 2019Study on the Microstructure and Fatigue Behavior of a Laser-Welded Ni-Based Alloy Manufactured by Selective Laser Melting Method Yu Zhang, XiaoAn Hu, and Yun Jiang (Submitted September 3, 2019; in revised form April 20, 2020; published online May 20, 2020) Low-cycle fatigue and creep-fatigue tests were conducted at 815 C on laser-welded, selective laser melted (SLM) Inconel (plate) Cited by 11Publish Year 2019Author Yafei Wang, Rui Chen, Xu Cheng, Yanyan Zhu, Jikui Zhang, Huaming WangMicrostructure and Mechanical Properties of AlSi10Mg Parts microstructure and fatigue behavior of a laser additive(steel) Oct 18, 2014Selective laser melting (SLM) is an additive manufacturing (AM) technique for fabrication of near net-shaped parts directly from computer-aided design data from a series of layers each one melted on top of the previous one by a laser beam. AlSi10Mg specimens were produced by the SLM technique from gas atomized pre-alloyed powders. The study shows the distinctive layered (plate) Cited by 13Publish Year 2017Author Shafaqat Siddique, Mustafa Awd, Jochen Tenkamp, Frank WaltherEffect of thermal annealing on microstructure evolution microstructure and fatigue behavior of a laser additive(steel) The powder-bed laser additive manufacturing (AM) process is widely used in the fabrication of three-dimensional metallic parts with intricate structures, where kinetically controlled diffusion and microstructure ripening can be hindered by fast melting and rapid solidification. microstructure and fatigue behavior of a laser additive (SLM) Microstructure, high cycle fatigue and fracture behavior microstructure and fatigue behavior of a laser additive

Cited by 141Publish Year 2014Author Idan Rosenthal, Adin Stern, Nachum FrageDirected Energy Deposition versus Wrought Ti6Al4V A microstructure and fatigue behavior of a laser additive

Jun 05, 2019Laser Engineered Net Shaping (LENS), a Direct Energy Deposition (DED) additive manufacturing process is a 3D manufacturing process generally used to produce fully dense parts or to repair/add additional material to an existing component. The main aim of this work is to evaluate the fatigue behavior of LENS specimens in the presence of geometrical discontinuities and to compare (plate) Cited by 14Publish Year 2019Author Seyed Mohammad Javad Razavi, Filippo BertoEffect of HIP Treatment on Microstructure and Fatigue microstructure and fatigue behavior of a laser additive(steel) Feb 01, 2019This study shows the effect of hot isostatic pressing (HIP) on the porosity and the microstructure, as well as the corresponding fatigue strength of selectively-laser-melted (SLM) AlSi10Mg structures.(plate) Cited by 14Publish Year 2019Author Seyed Mohammad Javad Razavi, Filippo BertoMicrostructure and directional fatigue behavior of (steel) Microstructure and directional fatigue behavior of Inconel 718 produced by selective laser melting Radomila Konenáa, Gianni Nicolettob, Ludvík Kunzc, Adrián Baaa, aUniversity of ilina, Dept. of Materials Engineering, ilina, Slovakia bUniversity of Parma, Dept. of Industrial Engineering, Parma, Italy

Cited by 14Publish Year 2019Author Seyed Mohammad Javad Razavi, Filippo BertoVERY HIGH CYCLE FATIGUE BEHAVIOR OF LASER BEAM

3National Center for Additive Manufacturing Excellence (NCAME), Auburn University, Auburn, AL 36849 *Corresponding author Email [email protected] Phone (904)620-5351 Abstract In this study, the very high cycle fatigue (VHCF) behavior of Inconel 718 manufactured via a Laser Beam-Powder Bed Fusion (LB-PBF) process is investigated.(plate) Cited by 1Publish Year 2020Author Qingzheng Wang, Xin Lin, Xiaoli Wen, Nan Kang, Weidong HuangEffect of HIP Treatment on Microstructure and Fatigue microstructure and fatigue behavior of a laser additive(steel) Effect of HIP Treatment on Microstructure and Fatigue Strength of Selectively Laser Melted AlSi10Mg Wolfgang Schneller 1,* , microstructure and fatigue behavior of a laser additive aim of reducing the amount of porosity in order to improve the fatigue behavior. For this reason, the fatigue strength of the HIP-treated specimen at a commonly-used microstructure and fatigue behavior of a laser additive Effect of HIP Treatment on Microstructure and microstructure and fatigue behavior of a laser additive(plate) Cited by 20Publish Year 2019Author Wolfgang Schneller, Martin Leitner, Sebastian Springer, Florian Grün, Michael TaschauerStructural integrity of additive materials Microstructure microstructure and fatigue behavior of a laser additive(steel) Although Additive Manufacturing (AM) offers numerous performance advantages over existing methods, AM structures are not being utilized for critical aerospace and mechanical applications due to uncertainties in their structural integrity as a result of the microstructural variations and defects arising from the AM process itself. Two of these uncertainties are the observed scatter in tensile microstructure and fatigue behavior of a laser additive

Cited by 21Publish Year 2018Author Pin Yang, Mark A. Rodriguez, Lisa A. Deibler, Bradley H. Jared, James Griego, Alice Kilgo, Amy Allen microstructure and fatigue behavior of a laser additiveSurface Treatment of Powder-Bed Fusion Additive microstructure and fatigue behavior of a laser additive

Feb 15, [email protected]{osti_22970986, title = {Surface Treatment of Powder-Bed Fusion Additive Manufactured Metals for Improved Fatigue Life}, author = {Witkin, David B., E-mail [email protected] and Patel, Dhruv N. and Helvajian, Henry and Steffeney, Lee and Diaz, Agustin}, abstractNote = {High-cycle fatigue (HCF) tests were conducted on samples fabricated by two powder-bed additive (plate) Cited by 24Publish Year 2018Author Sihai Luo, Weifeng He, Kai Chen, Xiangfan Nie, Liucheng Zhou, Yiming LiAdditive manufactured AlSi10Mg samples using Selective microstructure and fatigue behavior of a laser additive(steel) Feb 01, 2012In this paper, the microstructure, high cycle fatigue (HCF), and fracture behavior of additive manufactured AlSi10Mg samples are investigated. The samples were manufactured by a particular powder-bed process called Selective Laser Melting (SLM) and machined afterwards. 91 samples were manufactured without (30 °C) and with heating (300 °C) of the building platform and in (plate) Cited by 26Publish Year 2020Author X. Cui, S. Zhang, C. Wang, C.H. Zhang, J. Chen, J.B. Zhang CONDITIONS DEFECT SIZE (M) DEFECT POSITION (M) FATIGUE LIFE Fatigue life max =450MPa 47.69 23.73 217683 217683 max =450MPa 55.61 17.65 193479 193479 max =450MPa 92.74 42.71 205673 205673 max =450MPa 86.37 12.47 89754 8 rows on sciencedirectEffects of microstructures on the fatigue crack growth microstructure and fatigue behavior of a laser additive(steel) Apr 04, 2018In order to evaluate the effects of microstructure characteristics on fatigue crack growth (FCG) resistance of laser additive manufactured (LAM) AerMet100 steel, microstructures and FCG behaviors (in Paris region) of as-deposited specimen and three types of

Cited by 2Publish Year 2017Author Yaocheng Zhang, Qiyong Pan, Li Yang, Ruifeng Li, Jun Dai(PDF) IN100 Ni-based superalloy fabricated by micro-laser microstructure and fatigue behavior of a laser additive

IN100 Ni-based superalloy fabricated by micro-laser aided additive manufacturing (micro-LAAM) was investigated in this study. After solution treatment and aging (STA) of the micro-LAAMed IN100 microstructure and fatigue behavior of a laser additive(plate) Cited by 2Publish Year 2020Author Yu Zhang, Xiaoan Hu, Yun JiangStudy on the Microstructure and Fatigue Behavior of a microstructure and fatigue behavior of a laser additive(steel) May 20, 2020Low-cycle fatigue and creep-fatigue tests were conducted at 815 °C on laser-welded, selective laser melted (SLM) Inconel 625 test specimens. The results showed that the microstructure of the welding zone was mainly composed of columnar dendrites, which grew epitaxially from the weld line and exhibited better fatigue and durability resistance than the non-welded SLM alloy.(plate) Cited by 35Publish Year 2017Author Alex S. Johnson, Shuai Shao, Nima Shamsaei, Scott M. Thompson, Linkan BianMicrostructure and Wear Behavior of Nano-TiB2p/2024Al microstructure and fatigue behavior of a laser additive(steel) Oct 13, 2020The purpose of this study is to investigate the effect of TiB 2 content on the microstructure and wear behavior of nano-TiB 2p /2024Al composites fabricated by laser direct energy deposition (L-DED). The dry sliding friction and wear behavior was evaluated using a ball-on-disk tribometer by sliding samples against a 6-mm diameter GCr15 (AISI52100) steel ball under applied

Cited by 46Publish Year 2018Author Behzad Fotovvati, Navid Namdari, Amir DehghanghadikolaeiContinuous and pulsed selective laser melting of Ti6Al4V microstructure and fatigue behavior of a laser additive

Sep 28, 2020It was found that continuous laser strategy results in fewer imperfections and higher fatigue resistance, while pulsed laser showed a more homogenous microstructure; likely leading to a more isotropic behaviour.(plate) Cited by 4Publish Year 2019Author Bin Zhang, Wen Jin Meng, Shuai Shao, Nam Phan, Nima ShamsaeiTribological Behavior of IN718 Superalloy Coating microstructure and fatigue behavior of a laser additive(steel) Nov 13, 2017The tribological behavior of laser manufactured IN718 superalloy coating are investigated with different applied loads, sliding speeds and lubricating mediums. The wear resistance of laser manufactured IN718 coating is increased by heat treatment due to higher microhardness and homogeneous brittle phase distribution. The principal factors for the wear rate are applied load and (plate) Cited by 4Publish Year 2020Author P. Wanjara, J. Gholipour, E. Watanabe, K. Watanabe, T. Sugino, P. Patnaik, F. Sikan, F. Sikan, M. Br microstructure and fatigue behavior of a laser additiveAdditive manufactured AlSi10Mg samples using Selective microstructure and fatigue behavior of a laser additive(steel) Request PDF Additive manufactured AlSi10Mg samples using Selective Laser Melting (SLM) Microstructure, high cycle fatigue, and fracture behavior In order to produce serial parts via additive microstructure and fatigue behavior of a laser additive

Cited by 5Publish Year 2020Author Xinyuan Jin, Liang Lan, Shuang Gao, Bo He, Yonghua Rong(PDF) Fracture and fatigue behaviour of a laser additive microstructure and fatigue behavior of a laser additive

Fracture and fatigue behaviour of a laser additive manufactured Zr-based bulk metallic glass microstructure and fatigue behavior of a laser additive material microstructure and residual stresses, along with processing defects such as pores or lack microstructure and fatigue behavior of a laser additive(plate) Cited by 82Publish Year 2016Author Radomila Konená, Gianni Nicoletto, Ludvík Kunz, Adrián BaaHigh and very high cycle fatigue failure mechanisms in microstructure and fatigue behavior of a laser additive(steel) Aug 22, 2017Selective laser melting, a laser-based additive manufacturing process, can manufacture components with good geometrical integrity. Application of the selective laser melting process for serial production is subject to its reliability on mechanical properties, especially on fatigue behavior, when it is required to be applied for dynamic applications.(plate) Cited by 915Publish Year 2012Author Erhard Brandl, Ulrike Heckenberger, Vitus Holzinger, Damien BuchbinderMicrostructure, Fatigue Behavior, and Failure Mechanisms microstructure and fatigue behavior of a laser additive(steel) Li et al compared the uniaxial fatigue performance of traditionally manufactured Ti-6Al-4V with that manufactured by several additive manufacturing techniques, including electron beam powder bed fusion (PBF), laser PBF, tungsten inert gas directed energy deposition (DED), and laser wire-feed DED. AM metallic products present several defects in microstructure and fatigue behavior of a laser additive

Coupling Microstructure-Sensitive Modeling and In Situ microstructure and fatigue behavior of a laser additive

The fatigue modeling framework is combined with uncertainty quantification and propagation efforts of the models readiness level, to build trust in the predictive capabilities of the model. With the time remaining, other examples of coupling microstructure-sensitive modeling and in situ experiments are discussed in the context of microstructure and fatigue behavior of a laser additive(plate) Directed Energy Deposition versus Wrought Ti-6Al-4V A microstructure and fatigue behavior of a laser additive(steel) A Comparison of Microstructure, Fatigue Behavior, and Notch Sensitivity Seyed Mohammad Javad Razavi* and Filippo Berto Laser Engineered Net Shaping (LENS), a Direct Energy Deposition (DED) additive manufacturing process is a 3D manufacturing process generally used to produce fully dense parts or to repair/add additional material to an existing microstructure and fatigue behavior of a laser additive(plate) Directed Energy Deposition versus Wrought Ti6Al4V A microstructure and fatigue behavior of a laser additive(steel) Jun 05, 2019Different fatigue behavior and fatigue failure mechanisms of the two studied materials were corelated to the difference in their microstructures. Due to lack of fabrication faults in the machined LENS specimens, the main governing factor for defining the failure of these components is assumed to be the microstructure of the material and induced microstructure and fatigue behavior of a laser additive

Effect of heat treatments on pore morphology and microstructure and fatigue behavior of a laser additive

Jan 14, 2019As with all metals, the mechanical/fatigue properties of AM Ti64 are sensitive not only to the morphologies of its internal flaws (pores, inclusions, etc) but also to the microstructure. 35 If the microstructure necessary for a satisfactory set of mechanical properties (eg, good combination of strength and ductility) is sacrificed, the improvement in the fatigue performance may not be possible, (plate) Effects of microstructure on fatigue crack propagation microstructure and fatigue behavior of a laser additive(steel) Effects of microstructure on fatigue crack propagation behavior in a bi-modal TC11 titanium alloy fabricated via laser additive manufacturing Yafei Wang a b, Rui Chen a b, Xu Cheng a b, Yanyan Zhu a b * (), Jikui Zhang a c, Huaming Wang a b(plate) FATIGUE BEHAVIOR OF SELECTIVE LASER MELTED 17-4 (steel) samples. Fatigue behavior and tensile properties of the as-built and heat treated samples were investigated and compared with available data from the literature. The microstructure analysis and fractography were performed to discern the failure initiation sites, crack propagation path, and fracture surface morphology.

Fatigue Behavior and Failure Mechanisms of Direct Laser microstructure and fatigue behavior of a laser additive

FATIGUE BEHAVIOR AND FAILURE MECHANISMS OF DIRECT LASER DEPOSITED INCONEL 718 Alexander S. Johnson 1, Shao Shuai , Nima Shamsaei2,*, Scott M. Thompson2, Linkan Bian3 1Center for Advanced Vehicular Systems (CAVS), Mississippi State University, MS 39762 2Department of Mechanical Engineering, Auburn University, Auburn, AL 36849 3Department of Industrial and (plate) Fatigue Behavior of Laser Beam Directed Energy (steel) Fatigue Behavior of Laser Beam Directed Energy Deposited Inconel 718 at Elevated Temperature Alexander S. Johnson1, Rakish Shrestha2,3, P.D. Nezhadfar2,3, Nima Shamsaei2,3* 1TriVector Services Incorporation, Huntsville, AL 2Department of Mechanical Engineering, Auburn University, Auburn, AL 3National Center for Additive Manufacturing Excellence (NCAME), Auburn University,(plate) Fatigue Performance of Laser Additive Manufactured (steel) a detailed investigation of the fatigue behavior of laser additive manufactured Ti6Al4V. Regardless of the need for reliable fatigue data, current state-of-the-art is predominantly marked by investigations on process stability and capability (Wirtz, 2005; Yasa, 2011), reduction of

Fatigue behavior of additive manufactured parts in microstructure and fatigue behavior of a laser additive

microstructure have been correlated with the fatigue properties in order to evaluate how different process chains influence the High cycle fatigue (HCF) behavior of additive manufactured parts. Introduction Freeform fabrication processes such as Selective Laser Melting (SLM) offer high(plate) IMPACT OF POWDER VARIABILITY ON THE (steel) Keywords 718, laser deposition, powder, high cycle fatigue, microstructure . Abstract Powder-bed additive manufacturing processes use fine powders to build parts layer-by-layer. Alloy 718 powder feedstocks for selective laser melting (SLM) additive manufacturing are produced commercially by (plate) Microstructure and Fatigue Crack Growth Behavior of microstructure and fatigue behavior of a laser additive(steel) Jun 10, 2020This work investigated the microstructure and its influence on room-temperature fatigue crack growth (FCG) behavior of Inconel 718 (IN718) alloy fabricated with laser-based directed energy deposition (L-DED). As-deposited specimens were heat-treated by direct aging (DA), solution treatment + aging (SA) and homogenization + solution treatment + aging (HSA) respectively to investigate the

Microstructure and directional fatigue behavior of Inconel microstructure and fatigue behavior of a laser additive

Microstructure and directional fatigue behavior of Inconel 718 produced bye selective laser melting Radomila Konecnáa, Gianni Nicolettob, Ludvík Kunzc, Adrián Bacaa, "University of Zilina, Dept. of Materials Engineering, Zilina, Slovakia bUniversity ofParaa, Dept. of Industrial Engineering, Parana, Italy cInstitute of Physiscs of Materials microstructure and fatigue behavior of a laser additive(plate) Microstructure and fatigue behavior of laser-powder bed microstructure and fatigue behavior of a laser additive(steel) Therefore, in this study, the fatigue behavior of 316 L stainless steel samples fabricated via different laser strategy (zigzag strategy and cross-hatching strategy) was studied. The microstructure features of L-PBF 316 L stainless steel and the influences on fatigue behavior were analyzed and discussed.(plate) Microstructure, Fatigue Behavior, and Failure Mechanisms microstructure and fatigue behavior of a laser additive(steel) Mar 01, 2017Thus, further understanding of their fatigue behavior is required before their widespread use in load-bearing applications. In this work, the microstructure and fatigue properties of AM Inconel 718, produced in a Laser Engineered Net Shaping (LENS) system and heat treated with a standard heat treatment schedule, are evaluated at room microstructure and fatigue behavior of a laser additive

Microstructure, Mechanical Properties and Fatigue

properties, microstructure and fatigue behaviour for both conditions, as-built and heat-treated (T6). The microstructure of the as-built specimen shows ultra-fine grain boundaries whereas the heat-treated specimen showing homogenous and coarsened microstructure.(plate) Microstructure, Mechanical Properties and Fatigue Behavior microstructure and fatigue behavior of a laser additive(steel) The additive manufacturing using direct metal laser sintering (DMLS) is currently gaining interest among researchers. This is due to its potential to improve the manufacturing process in the aerospace and automotive industries. microstructure and fatigue behavior of a laser additive This paper aims to analyse the mechanical properties, microstructure and fatigue behaviour for both conditions, as microstructure and fatigue behavior of a laser additive(plate) Regain the fatigue strength of laser additive manufactured microstructure and fatigue behavior of a laser additive(steel) Jun 25, 2018In comparison, the results of the fatigue tests clearly showed that the LSP post-laser additive treatment had a strong impact on the fatigue behavior. The fatigue strength of LSP post-laser additive specimens was improved to 451 MPa, increased by 12.5% compared with the substrate specimens and 23.6% compared with laser additive manufactured specimens.

Structural integrity of additive materials Microstructure microstructure and fatigue behavior of a laser additive

Jan 17, 2017Structural integrity of additive materials Microstructure, fatigue behavior, and surface processing. Todd A Book, Purdue University. Abstract. Although Additive Manufacturing (AM) offers numerous performance advantages over existing methods, AM structures are not being utilized for critical aerospace and mechanical applications due to uncertainties in their structural integrity as a result of microstructure and fatigue behavior of a laser additive(plate)Microstructure and fatigue behavior of a laser additive microstructure and fatigue behavior of a laser additive(steel) 8 rowsJan 20, 2020They concluded that the laser additive manufacturing process caused pores of various sizes and microstructure and fatigue behavior of a laser additive

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