4.8 Review

A comprehensive literature review on laser powder bed fusion of Inconel superalloys

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Article Materials Science, Multidisciplinary

The simultaneous improvements of strength and ductility in additive manufactured Ni-based superalloy via controlling cellular subgrain microstructure

Yanan Zhao et al.

Summary: Fine cellular subgrain structure can be formed during Selective Laser Melting (SLM) manufacturing of IN718 alloy, and it can improve the mechanical properties by promoting the precipitation of γ'' second phase nanoparticles. The reserved cellular subgrain structure in the homogenized samples can hinder dislocation motion, leading to increased strength and ductility of the final prepared alloy, exceeding the mechanical properties standards of wrought IN718 alloy.

JOURNAL OF MATERIALS SCIENCE & TECHNOLOGY (2021)

Article Nanoscience & Nanotechnology

Understanding tensile and creep properties of WC reinforced nickel-based composites fabricated by selective laser melting

Hongmei Zhang et al.

Summary: Submicron-WC reinforced Inconel 718 composites fabricated by selective laser melting exhibited a complex microstructure, with cellular and columnar dendrites forming within the molten pool. The optimal processing condition resulted in a highly dense composite with improved mechanical properties, while elongated grain boundaries caused reduced creep life and ductility. Deformation behaviors were related to microstructural defects, grain size, grain boundary morphology, and dislocation density.

MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING (2021)

Article Nanoscience & Nanotechnology

The effect of homogenization temperature on the microstructure and high temperature mechanical performance of SLM-fabricated IN718 alloy

Ming Cao et al.

Summary: This study investigated the microstructure and mechanical performances of Inconel 718 at elevated temperature, utilizing heat treatment methods to regulate the microstructure and optimize mechanical properties. The results showed that heat-treated samples exhibited superior creep rupture performance and tensile strength compared to wrought samples, with a specific heat treatment scheme yielding the best mechanical properties at 650 degrees C.

MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING (2021)

Article Materials Science, Multidisciplinary

A recrystallization heat-treatment to reduce deformation anisotropy of additively manufactured Inconel 718

Nadia Kouraytem et al.

Summary: The study aimed to investigate the suitability of a solutionizing recrystallization heat-treatment in improving the yield strength and reducing deformation anisotropy of laser powder-bed fusion Inconel 718. Results showed an increase in grain size, decrease in texture, and formation of nano-precipitates in the RC condition, leading to an increase in yield strength and decrease in deformation anisotropy compared to the AB condition. Overall, the RC heat-treatment showed promising results in transitioning L-PBF parts from research laboratory to commercial implementation.

MATERIALS & DESIGN (2021)

Article Materials Science, Multidisciplinary

Effect of Post-heat Treatment on the Tensile and Cryogenic Impact Toughness Properties of Inconel 718 Manufactured by Selective Laser Melting

So-Yeon Park et al.

Summary: This study investigates the effects of post-heat treatments on the tensile property and impact toughness of Inconel 718 alloy manufactured by selective laser melting. Different post-heat treatments resulted in varying mechanical properties and microstructural characteristics, which were analyzed to identify the deformation behavior and fracture mechanism of the alloy.

ADVANCED ENGINEERING MATERIALS (2021)

Article Materials Science, Multidisciplinary

Isothermal Solid-State Transformations of Inconel 718 Alloy Fabricated by Selective Laser Melting

Wenpu Huang et al.

Summary: Inconel 718 samples were subjected to heat treatments to study the precipitation behaviors of different phases. The study found that with increasing aging temperature, the time to reach peak hardness decreases, while the peak hardness decreases with higher aging temperature. The kinetics of precipitation in SLMed Inconel 718 is faster compared to wrought material, with similar phase transition temperatures.

ADVANCED ENGINEERING MATERIALS (2021)

Article Materials Science, Multidisciplinary

On the interplay of microstructure and residual stress in LPBF IN718

Itziar Serrano-Munoz et al.

Summary: The relationship between residual stresses and microstructure of a laser powder bed fusion (LPBF) IN718 alloy was investigated. Different scanning strategies resulted in different residual stress distribution and deformation on the specimens. It was found that a significant amount of residual stress remains in the specimens even after their removal from the baseplate.

JOURNAL OF MATERIALS SCIENCE (2021)

Article Chemistry, Physical

Microstructural Development in As Built and Heat Treated IN625 Component Additively Manufactured by Laser Powder Bed Fusion

Holden Hyer et al.

Summary: The study focuses on the use of IN625 nickel-based superalloy components produced via laser powder bed fusion, and examines the microstructure changes after heat treatment based on different component geometries. The results show that the heat treatment leads to varied microstructural features in different sections of the components, which is critical for successful testing of the RL10 engine.

JOURNAL OF PHASE EQUILIBRIA AND DIFFUSION (2021)

Article Nanoscience & Nanotechnology

Plasticity and fracture behavior of Inconel 625 manufactured by laser powder bed fusion: Comparison between as-built and stress relieved conditions

Shipin Qin et al.

Summary: The study found that stress relief can improve the plasticity and ductility of Inconel 625 within a certain range, while reducing the fracture strain. The fracture behavior of stress relieved samples is more dependent on stress state than in as-built samples.

MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING (2021)

Article Engineering, Mechanical

Influence of post-processing on very high cycle fatigue resistance of Inconel 718 obtained with laser powder bed fusion

Chuanli Yu et al.

Summary: The combination effect of hot isostatic pressing (HIP) and machining is found to be the most effective in improving fatigue resistance. Smaller pore defects may potentially serve as crack initiation sites, highlighting the importance of machining to reduce surface roughness and remove pore-rich layers. The study also shows a linear relationship between the ratio of pore area to rough area and fatigue life in logarithmic coordinates.

INTERNATIONAL JOURNAL OF FATIGUE (2021)

Article Multidisciplinary Sciences

Effect of homogenization and solution treatments time on the elevated-temperature mechanical behavior of Inconel 718 fabricated by laser powder bed fusion

Eslam M. Fayed et al.

Summary: The present study investigated the impact of homogenization and solution treatment times on the mechanical properties and fracture mechanisms of LPBF-manufactured IN718 superalloy at elevated temperatures. It was found that different homogenization and solution treatment times could significantly affect the strength and ductility of the IN718 alloy.

SCIENTIFIC REPORTS (2021)

Article Engineering, Manufacturing

Investigation on the influence of heat treatment on Inconel 718 fabricated by selective laser melting: Microstructure and high temperature tensile property

Qing Teng et al.

Summary: The microstructure of nickel-based superalloy Inconel 718 produced by selective laser melting (SLM) has a significant impact on its mechanical properties, with heat treatments leading to changes in tensile strength and elongation. Specific defects and segregation in the microstructure influence the fracture mechanism at high temperature, while anisotropy is observed in the strength and elongation properties due to preferential texture formed during the SLM process.

JOURNAL OF MANUFACTURING PROCESSES (2021)

Article Materials Science, Multidisciplinary

Oxygen balance during laser powder bed fusion of Alloy 718

Camille Pauzon et al.

Summary: This study focused on the characterization of powder degradation during L-PBF of Alloy 718, revealing the significant impact of surface-to-volume ratio of built components on powder quality and oxide formation.

MATERIALS & DESIGN (2021)

Article Materials Science, Multidisciplinary

Direct comparison of microstructure-sensitive fatigue crack initiation via crystal plasticity simulations and in situ high-energy X-ray experiments

Veerappan Prithivirajan et al.

Summary: This paper introduces a methodology to validate the location of microstructure-sensitive fatigue crack initiation as predicted by crystal plasticity finite element simulations using high-energy X-ray diffraction and tomography experiments. The results show an unambiguous one-to-one correlation between the location of failure predicted using extreme values of failure metrics and the experimentally observed location of crack-initiation for models with statistical twin instantiations.

MATERIALS & DESIGN (2021)

Article Engineering, Mechanical

Stress-defect-life interactions of fatigued additively manufactured alloy 718

Luke Sheridan et al.

Summary: Defects in additively manufactured alloys significantly affect fatigue life, with the size and location of the defect directly related to the failure mechanisms. By utilizing specific mathematical models and theories, scatter in S-N fatigue data can be reduced, enabling accurate prediction of components' finite life and defining clear relationships for defect tolerant design efforts.

INTERNATIONAL JOURNAL OF FATIGUE (2021)

Article Engineering, Industrial

Effect of building directions on the surface roughness, microstructure, and tribological properties of selective laser melted Inconel 625

Xingchen Yan et al.

Summary: The study investigated the effect of building directions on the microstructure and surface properties of Inconel 625 samples manufactured by selective laser melting technology. Samples fabricated at different directions showed varying surface roughness and distribution of equiaxed grains. The sample fabricated at 0 degrees exhibited the lowest surface roughness and the finest equiaxed grains, leading to the highest microhardness value and best tribological performances.

JOURNAL OF MATERIALS PROCESSING TECHNOLOGY (2021)

Article Engineering, Industrial

Effects of the powder, laser parameters and surface conditions on the molten pool formation in the selective laser melting of IN718

Yuze Li et al.

Summary: A series of single-track selective laser melting experiments were conducted on IN718 plates with and without a powder layer, with different laser processing parameters and surface conditions. The study systematically investigated the impacts of powder, laser parameters, and surface conditions on the formation of the molten pool in SLM, and identified correlations between the dimensions of the molten pool and the parameters. Furthermore, the occurrence of defects in the SLM process was investigated and linked to specific parameters, leading to the proposal of a processing map for defect-free solidification.

JOURNAL OF MATERIALS PROCESSING TECHNOLOGY (2021)

Article Engineering, Industrial

Influence of gas atmosphere (Ar or He) on the laser powder bed fusion of a Ni-based alloy

S. Traore et al.

Summary: The shielding atmosphere has a significant impact on L-PBF single beads, with bead dimensions remaining constant and fewer, smaller spatters produced under a helium atmosphere, especially at high volume energy densities.

JOURNAL OF MATERIALS PROCESSING TECHNOLOGY (2021)

Article Engineering, Industrial

Effect of processing parameters during the laser beam melting of Inconel 738: Comparison between simulated and experimental melt pool shape

D. Grange et al.

Summary: Numerical simulation is a powerful tool for understanding the relationship between processing parameters and solidification conditions in the LBM process. Experimental validation of numerical models is necessary to ensure accurate representation of physical phenomena. A novel calibration method for the absorption coefficient shows potential for improving accuracy in predicting melt pool shapes.

JOURNAL OF MATERIALS PROCESSING TECHNOLOGY (2021)

Article Nanoscience & Nanotechnology

On the influence of heat treatment on microstructure and mechanical behavior of laser powder bed fused Inconel 718

Jakob Schroder et al.

Summary: Various heat treatments have been developed for wrought Inconel 718 to achieve desired properties. A recent standard, ASTM F3301, provides guidance for heat treatment of powder bed fusion specimens. This study investigated the microstructure and tensile behavior of Inconel 718 specimens produced by a laser powder bed fusion process, with differences in texture and grain morphology observed between specimens subjected to different heat treatment routines.

MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING (2021)

Article Nanoscience & Nanotechnology

Microstructure and creep anisotropy of Inconel 718 alloy processed by selective laser melting

J. J. Shi et al.

Summary: The study found that in SLMed Inconel 718 alloy, the grain size remained stable during creep, with vertical samples having a longer creep rupture life, while stress concentration at transverse grain boundaries led to intergranular fracture failure in both building orientational samples. The anisotropy of creep behavior could not be eliminated by the present heat treatment schedule.

MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING (2021)

Article Nanoscience & Nanotechnology

Impact of high temperature stress relieving on final properties of Inconel 718 processed by laser powder bed fusion

Konrad Gruber et al.

Summary: By stress relieving at 1150°C, the residual stress in IN718 parts can be effectively eliminated, resulting in improved performance including higher elongation and area reduction. Despite the coarse-grained microstructures induced by this treatment, the ultimate tensile strength values are higher than expected.

MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING (2021)

Article Nanoscience & Nanotechnology

Strengthening mechanisms in selective laser-melted Inconel718 superalloy

Shuya Zhang et al.

Summary: The microstructures and mechanical properties of Inconel 718 (IN718) alloy fabricated by selective laser melting (SLM) are evaluated under different conditions, with strengthening mechanisms including grain boundary, solid solution, precipitation, and dislocation strengthening. The strength is consistently higher in the horizontal direction than in the vertical direction, attributed to differences in dislocation density, effective grain size, and Taylor factor.

MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING (2021)

Article Nanoscience & Nanotechnology

Effect of ZrH2 particles on the microstructure and mechanical properties of IN718 manufactured by selective laser melting

C. Galera-Rueda et al.

Summary: The effect of ZrH2 particles on the selective laser melting of IN718 Ni-based superalloy was studied, showing an increase in strength at ambient and high temperatures due to the addition of Zr. The microstructure of the alloy remained unchanged, but Zr-rich globular particles were introduced. Heat treatments led to the formation of fine γ" precipitates controlling the alloy strength independently of Zr additions. Anisotropy in strength was observed, with samples deformed perpendicular to the building direction exhibiting higher strength, which was attributed to strong texture according to computational simulations.

MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING (2021)

Article Materials Science, Multidisciplinary

Influence of an aluminizing process on the microstructure and tensile strength of the nickel superalloy IN 718 produced by the Selective Laser Melting

R. Sitek et al.

Summary: This study investigates the impact of an aluminizing process on the microstructure and tensile strength of nickel superalloy IN 718 produced through Selective Laser Melting (SLM). The results show that with appropriate technological parameters, the alloy can achieve a fine column microstructure and crystal dendrites. The aluminizing process by chemical vapor deposition method can lead to the formation of an intermetallic layer comprised mainly of AlNi phase with compressive residual stresses.

VACUUM (2021)

Article Chemistry, Physical

Evaluation of Inconel 718 Metallic Powder to Optimize the Reuse of Powder and to Improve the Performance and Sustainability of the Laser Powder Bed Fusion (LPBF) Process

Konrad Gruber et al.

Summary: This study evaluates the degradation of Inconel 718 powder due to repeated use in the Laser Powder Bed Fusion (LPBF) process. The fine particle-size distribution of the virgin powder is found to be the main factor affecting flowability, while only spatter powder is degraded to the point of being unusable for direct reuse.

MATERIALS (2021)

Article Engineering, Manufacturing

Study of volumetric energy density limitations on the IN718 mesostructure and microstructure in laser powder bed fusion process

G. de Leon Nope et al.

Summary: This study compared an optimal region based on VED value with a multiparametric optimal region based on laser power, scan speed, and distance for Inconel 718 cylinders manufactured by LPBF. Porosity and track continuity optimization parameters are important, with laser power and scan speed having significant impacts on porosity.

JOURNAL OF MANUFACTURING PROCESSES (2021)

Article Materials Science, Multidisciplinary

Unique crystallographic texture formation in Inconel 718 by laser powder b e d fusion and its effect on mechanical anisotropy

Ozkan Gokcekaya et al.

Summary: This study demonstrates unique texture formation in Inconel 718 using bidirectional laser scan in laser powder bed fusion process. Different microstructures were developed with improved mechanical properties, showcasing the potential of controlling crystallographic texture for enhancing material performance.

ACTA MATERIALIA (2021)

Article Materials Science, Multidisciplinary

Rotating Scan Strategy Induced Anisotropic Microstructural and Mechanical Behavior of Selective Laser Melted Materials and Their Reduction by Heat Treatments

Benedikt Diepold et al.

Summary: Choosing a properly optimized rotating scan strategy is crucial to reduce residual stresses and achieve homogeneous properties during the selective laser melting process. Materials built with commonly used rotating stripes scan strategy may exhibit anisotropic material properties due to the exclusion of certain scanning directions that avoids interactions with process by-products. Heat treatments can help reduce textural and mechanical anisotropy through grain recrystallization, but require specific temperature and duration for annealing.

ADVANCED ENGINEERING MATERIALS (2021)

Review Engineering, Manufacturing

Powder Bed Fusion of nickel-based superalloys: A review

Salome Sanchez et al.

Summary: Powder Bed Fusion (PBF) techniques offer high design flexibility and are attractive for manufacturing high-performance materials like nickel-based superalloys. A comprehensive review of the mechanical properties of PBF nickel-based superalloys, including their microstructure and process parameters, is provided in this paper to aid practitioners in identifying research opportunities. The study concludes with summaries of data on mechanical properties and discussions on process factors influencing functional performance.

INTERNATIONAL JOURNAL OF MACHINE TOOLS & MANUFACTURE (2021)

Article Materials Science, Multidisciplinary

The creep behaviour of nickel alloy 718 manufactured by laser powder bed fusion

S. Sanchez et al.

Summary: The performance of components manufactured by laser powder bed fusion (LPBF) is limited by microstructural defects and macroscale anomalies, resulting in lower mechanical properties compared to wrought counterparts. Research on creep behavior of LPBF alloy 718 showed that different scanning strategies and build orientations, along with heat treatment, significantly impacted creep life. LPBF has the potential to surpass wrought material properties, with build strategies proposed for high temperature creep applications.

MATERIALS & DESIGN (2021)

Article Materials Science, Multidisciplinary

Microstructure and machinability evaluation in micro milling of selective laser melted Inconel 718 alloy

Hansong Ji et al.

Summary: This study evaluates the microstructure and machinability of SLM fabricated IN718 during micro milling processes, comparing it with wrought IN718. Micro milling experiments were conducted with varying spindle speed and feed rate, and comparisons were made for tool wear, surface roughness, residual stress, and micro hardness.

JOURNAL OF MATERIALS RESEARCH AND TECHNOLOGY-JMR&T (2021)

Article Engineering, Mechanical

On the fatigue crack growth behaviour of selective laser melting fabricated Inconel 625: Effects of build orientation and stress ratio

Xiaoan Hu et al.

FATIGUE & FRACTURE OF ENGINEERING MATERIALS & STRUCTURES (2020)

Article Engineering, Mechanical

Dry sliding wear behavior of Inconel 718 additively manufactured by DMLS technique

V. Anandakrishnan et al.

INDUSTRIAL LUBRICATION AND TRIBOLOGY (2020)

Article Materials Science, Multidisciplinary

Microstructural Changes in Inconel 625 Alloy Fabricated by Laser-Based Powder Bed Fusion Process and Subjected to High-Temperature Annealing

Kewin Gola et al.

JOURNAL OF MATERIALS ENGINEERING AND PERFORMANCE (2020)

Article Nanoscience & Nanotechnology

Pore space characteristics and corresponding effect on tensile properties of Inconel 625 fabricated via laser powder bed fusion

Mehrnaz Salarian et al.

MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING (2020)

Article Nanoscience & Nanotechnology

The role of texturing and microstructure evolution on the tensile behavior of heat-treated Inconel 625 produced via laser powder bed fusion

Giulio Marchese et al.

MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING (2020)

Article Automation & Control Systems

Determination of elastic constants of additive manufactured Inconel 625 specimens using an ultrasonic technique

H. R. Javidrad et al.

INTERNATIONAL JOURNAL OF ADVANCED MANUFACTURING TECHNOLOGY (2020)

Article Engineering, Mechanical

A diagram for capturing and predicting failure locations in notch geometries produced by additive manufacturing

Klas Solberg et al.

INTERNATIONAL JOURNAL OF FATIGUE (2020)

Article Materials Science, Multidisciplinary

Microstructure characteristics and mechanical behaviour of a selective laser melted Inconel 718 alloy

Liang Huang et al.

JOURNAL OF MATERIALS RESEARCH AND TECHNOLOGY-JMR&T (2020)

Article Materials Science, Multidisciplinary

A comparative investigation of long-term oxidation behavior of selective laser melting-fabricated Inconel 718 at 650 °C

Yan-Wen Luo et al.

JOURNAL OF MATERIALS RESEARCH (2020)

Article Materials Science, Coatings & Films

Surface modification and tribological behavior of plasma nitrided Inconel 718 manufactured via direct melting laser sintering method

G. C. Mondragon-Rodriguez et al.

SURFACE & COATINGS TECHNOLOGY (2020)

Article Nanoscience & Nanotechnology

Variations in ambient and elevated temperature mechanical behavior of IN718 manufactured by selective laser melting via process parameter control

Tait D. McLouth et al.

MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING (2020)

Article Nanoscience & Nanotechnology

Microstructural evolution and mechanical properties of selective laser melted a nickel-based superalloy after post treatment

Lan Chen et al.

MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING (2020)

Article Materials Science, Multidisciplinary

Using SXRR to Probe the Nature of Discontinuities in SLM Additive Manufactured Inconel 718 Specimens

Rene Laquai et al.

METALLURGICAL AND MATERIALS TRANSACTIONS A-PHYSICAL METALLURGY AND MATERIALS SCIENCE (2020)

Article Automation & Control Systems

Exploring the fabrication limits of thin-wall structures in a laser powder bed fusion process

Ziheng Wu et al.

INTERNATIONAL JOURNAL OF ADVANCED MANUFACTURING TECHNOLOGY (2020)

Article Materials Science, Multidisciplinary

On selective laser melting of Inconel 718: Densification, surface roughness, and residual stresses

Mohamed Balbaa et al.

MATERIALS & DESIGN (2020)

Article Nanoscience & Nanotechnology

Comparative study on the microstructure evolution of selective laser melted and wrought IN718 superalloy during subsequent heat treatment process and its effect on mechanical properties

Yanan Zhao et al.

MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING (2020)

Article Nanoscience & Nanotechnology

Inhibition of cracking by grain boundary modification in a non-weldable nickel-based superalloy processed by laser powder bed fusion

Wenzhe Zhou et al.

MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING (2020)

Article Nanoscience & Nanotechnology

Role of the chemical homogenization on the microstructural and mechanical evolution of prolonged heat-treated laser powder bed fused Inconel 625

Giulio Marchese et al.

MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING (2020)

Article Nanoscience & Nanotechnology

Microstructure evolution, mechanical properties, and strengthening mechanism of TiC reinforced Inconel 625 nanocomposites fabricated by selective laser melting

Lan Chen et al.

MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING (2020)

Article Engineering, Mechanical

Cyclic shear response of additively manufactured Inconel 718

Sanna F. Siddiqui et al.

RAPID PROTOTYPING JOURNAL (2020)

Article Nanoscience & Nanotechnology

Mechanical properties and microstructure evolution of selective laser melting Inconel 718 along building direction and sectional dimension

Baicheng Zhang et al.

MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING (2020)

Article Nanoscience & Nanotechnology

The effect of subsequent heat treatment on the evolution behavior of second phase particles and mechanical properties of the Inconel 718 superalloy manufactured by selective laser melting

Yanan Zhao et al.

MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING (2020)

Article Materials Science, Multidisciplinary

Effect of the Volume Energy Density and Heat Treatment on the Defect, Microstructure, and Hardness of L-PBF Inconel 625

H. R. Javidrad et al.

METALLURGICAL AND MATERIALS TRANSACTIONS A-PHYSICAL METALLURGY AND MATERIALS SCIENCE (2020)

Article Metallurgy & Metallurgical Engineering

Differences in microstructure and nano-hardness of selective laser melted Inconel 718 single tracks under various melting modes of molten pool

Hongying Wang et al.

Journal of Materials Research and Technology-JMR&T (2020)

Article Chemistry, Physical

Effect of heat treatment on microstructure and oxidation properties of Inconel 625 processed by LPBF

Simone Parizia et al.

JOURNAL OF ALLOYS AND COMPOUNDS (2020)

Article Engineering, Manufacturing

Selective laser melting of Cu-inconel 718 powder mixtures

Andrea El Hassanin et al.

JOURNAL OF MANUFACTURING PROCESSES (2020)

Article Engineering, Manufacturing

Process gas influence on microstructure and mechanical behavior of Inconel 718 fabricated via selective laser melting

Glenn E. Bean et al.

PROGRESS IN ADDITIVE MANUFACTURING (2020)

Article Materials Science, Multidisciplinary

Experimental Studies on Laser Additive Manufacturing of Inconel-625 Structures Using Powder Bed Fusion at 100 μm Layer Thickness

S. K. Nayak et al.

JOURNAL OF MATERIALS ENGINEERING AND PERFORMANCE (2020)

Article Materials Science, Multidisciplinary

Crystallographic texture and velocities of ultrasonic waves in a Ni-based superalloy manufactured by laser powder bed fusion

Amal Khabouchi et al.

MATERIALS CHARACTERIZATION (2020)

Article Materials Science, Multidisciplinary

On the strengthening and embrittlement mechanisms of an additively manufactured Nickel-base superalloy

Jinghao Xu et al.

MATERIALIA (2020)

Article Engineering, Multidisciplinary

Experimental Investigation on Wear Behavior of Additively Manufactured Components of IN718 by DMLS Process

Rohit Krishnan et al.

JOURNAL OF FAILURE ANALYSIS AND PREVENTION (2020)

Article Engineering, Mechanical

Notched fatigue testing of Inconel 718 prepared by selective laser melting

D. B. Witkin et al.

FATIGUE & FRACTURE OF ENGINEERING MATERIALS & STRUCTURES (2019)

Article Engineering, Industrial

Novel rotating-vibrating magnetic abrasive polishing method for double layered internal surface finishing

Jiang Guo et al.

JOURNAL OF MATERIALS PROCESSING TECHNOLOGY (2019)

Article Materials Science, Multidisciplinary

Characterization of SLM-fabricated Inconel 718 after solid solution and precipitation hardening heat treatments

Wakshum M. Tucho et al.

JOURNAL OF MATERIALS SCIENCE (2019)

Article Engineering, Mechanical

High cycle fatigue life estimation of materials processed by laser powder bed fusion

Even W. Hovig et al.

FATIGUE & FRACTURE OF ENGINEERING MATERIALS & STRUCTURES (2019)

Article Materials Science, Multidisciplinary

Build Orientation Effects on Texture and Mechanical Properties of Selective Laser Melting Inconel 718

G. E. Bean et al.

JOURNAL OF MATERIALS ENGINEERING AND PERFORMANCE (2019)

Article Engineering, Industrial

Characterization of Inconel 625 fabricated using powder-bed-based additive manufacturing technologies

J. A. Gonzalez et al.

JOURNAL OF MATERIALS PROCESSING TECHNOLOGY (2019)

Article Materials Science, Multidisciplinary

On the solidification behaviour and cracking origin of a nickel-based superalloy during selective laser melting

Chunlei Qiu et al.

MATERIALS CHARACTERIZATION (2019)

Article Nanoscience & Nanotechnology

Comparative investigation of small punch creep resistance of Inconel 718 fabricated by selective laser melting

L. Y. Wang et al.

MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING (2019)

Article Nanoscience & Nanotechnology

Laser welding of a selective laser melted Ni-base superalloy: Microstructure and high temperature mechanical property

XiaoAn Hu et al.

MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING (2019)

Article Nanoscience & Nanotechnology

Heat treatment of Inconel 718 produced by selective laser melting: Microstructure and mechanical properties

Wenpu Huang et al.

MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING (2019)

Article Nanoscience & Nanotechnology

Effect of heat treatment on the microstructural evolution of a precipitation hardened superalloy produced by selective laser melting

Mang Ni et al.

MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING (2019)

Article Materials Science, Multidisciplinary

Energy Coupling Mechanisms and Scaling Behavior Associated with Laser Powder Bed Fusion Additive Manufacturing

Jianchao Ye et al.

ADVANCED ENGINEERING MATERIALS (2019)

Article Engineering, Multidisciplinary

Laser additive manufacturing of nano-TiC reinforced Ni-based nanocomposites with tailored microstructure and performance

Dongdong Gu et al.

COMPOSITES PART B-ENGINEERING (2019)

Article Engineering, Mechanical

Notch-defect interaction in additively manufactured Inconel 718

K. Solberg et al.

INTERNATIONAL JOURNAL OF FATIGUE (2019)

Article Nanoscience & Nanotechnology

Effect of scanning strategy on mechanical properties of selective laser melted Inconel 718

H. Y. Wan et al.

MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING (2019)

Article Nanoscience & Nanotechnology

Influence of build orientation on microstructure, mechanical and corrosion behavior of Inconel 718 processed by selective laser melting

Dafan Du et al.

MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING (2019)

Article Materials Science, Multidisciplinary

Anomalous Notch Rupture Behavior of Nickel-Based Superalloy Inconel 718 Due to Fabrication by Additive Manufacturing

David B. Witkin et al.

METALLURGICAL AND MATERIALS TRANSACTIONS A-PHYSICAL METALLURGY AND MATERIALS SCIENCE (2019)

Article Automation & Control Systems

Influence of laser processing parameters on porosity in Inconel 718 during additive manufacturing

Pankaj Kumar et al.

INTERNATIONAL JOURNAL OF ADVANCED MANUFACTURING TECHNOLOGY (2019)

Article Automation & Control Systems

The effect of primary processing parameters on surface roughness in laser powder bed additive manufacturing

Bo Whip et al.

INTERNATIONAL JOURNAL OF ADVANCED MANUFACTURING TECHNOLOGY (2019)

Article Engineering, Mechanical

The influence of additive manufacturing processing parameters on surface roughness and fatigue life

Joy Gockel et al.

INTERNATIONAL JOURNAL OF FATIGUE (2019)

Article Nanoscience & Nanotechnology

Mechanisms driving high-cycle fatigue life of as-built Inconel 718 processed by laser powder bed fusion

Dillon S. Watring et al.

MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING (2019)

Article Nanoscience & Nanotechnology

Assessment of mechanical properties and fatigue performance of a selective laser melted nickel-base superalloy Inconel 718

Changhao Pei et al.

MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING (2019)

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