Special Features of the Structure of Laser-Welded Joints of Dissimilar Alloys Based on Titanium and Aluminum
Sign Up to like & getrecommendations! Published in 2017 at "Metal Science and Heat Treatment"
DOI: 10.1007/s11041-017-0185-y
Abstract: The structure of laser-welded joints of parts having different thicknesses fabricated from alloys based on aluminum and titanium has been studied. Results of transmission and scanning electron microscopy measurements and x-ray diffraction analysis show that… read more here.
Keywords: alloys based; structure laser; laser welded; titanium ... See more keywords
Study on the Microstructure and Fatigue Behavior of a Laser-Welded Ni-Based Alloy Manufactured by Selective Laser Melting Method
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Materials Engineering and Performance"
DOI: 10.1007/s11665-020-04844-4
Abstract: Low-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,… read more here.
Keywords: selective laser; laser; fatigue; laser welded ... See more keywords
Emerging Challenges for Numerical Simulations of Quasi-Static Collision Experiments on Laser-Welded Thin-Walled Steel Structures
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Marine Science and Application"
DOI: 10.1007/s11804-020-00174-y
Abstract: This paper re-evaluates recently published quasi-static tests on laser-welded thin-walled steel structures in order to discuss the fundamental challenges in collision simulations based on finite element analysis. Clamped square panels were considered, with spherical indenter… read more here.
Keywords: quasi static; walled steel; welded thin; thin walled ... See more keywords
Microstructure and Mechanical Properties of Laser Welded Joints of DZ125L and IN718 Nickel Base Superalloys
Sign Up to like & getrecommendations! Published in 2018 at "Metals and Materials International"
DOI: 10.1007/s12540-018-0073-z
Abstract: The microstructure and mechanical properties of the laser welded joint of DZ125L and IN718 nickel base superalloys were investigated. The results show that the fusion zone (FZ) mainly consists of fine dendrite structure with fine… read more here.
Keywords: microstructure mechanical; laser welded; base; mechanical properties ... See more keywords
Studies on metallurgical and mechanical properties of laser welded dissimilar grade steels
Sign Up to like & getrecommendations! Published in 2017 at "Journal of the Brazilian Society of Mechanical Sciences and Engineering"
DOI: 10.1007/s40430-016-0658-8
Abstract: Weldability of three steel combinations {ferritic (UNS G10800), austenitic (UNS G30400) and super duplex stainless steels (UNS S32760)} by pulsed 600 W Nd: Yag laser is presented. The study attempts to explore the effect of two… read more here.
Keywords: studies metallurgical; laser welded; metallurgical mechanical; mechanical properties ... See more keywords
Buckling and free vibration of laser-welded web-core sandwich panels: Extreme sensitivity to variation of weld rotational stiffness
Sign Up to like & getrecommendations! Published in 2021 at "Engineering Structures"
DOI: 10.1016/j.engstruct.2021.112737
Abstract: Abstract T-joints in laser-welded web-core sandwich panels connect face-plates with web-plates. Rotational stiffness of the T-joints affects transverse shear stiffness of the panels. In this paper we describe the effect of geometric and material parameters… read more here.
Keywords: web core; welded web; laser welded; stiffness ... See more keywords
Effect of the angular misalignment of laser welded T-joints on fatigue curves
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Fatigue"
DOI: 10.1016/j.ijfatigue.2019.06.040
Abstract: Abstract This paper investigates the angular misalignment of laser welded T-joints made of thin sheets of aluminium alloys and its effect on fatigue curves. The effect of welding parameters and weld dimensions on angular distortion… read more here.
Keywords: fatigue curves; angular misalignment; laser welded; effect ... See more keywords
Effect of loading sequence on fatigue crack retardation of misaligned laser welded T-joints
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Fatigue"
DOI: 10.1016/j.ijfatigue.2020.105600
Abstract: Abstract This paper investigates the effect of overload and misalignment on crack propagation of laser welded T-joints. The results showed that the crack growth rates of these joints are like those of base material. For… read more here.
Keywords: laser welded; crack retardation; effect; welded joints ... See more keywords
Influence of shielding gas on microstructure and mechanical properties of laser welded–brazed Al/steel lapped joint
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Manufacturing Processes"
DOI: 10.1016/j.jmapro.2020.03.030
Abstract: Abstract Laser welded–brazed Al/steel lapped joint was successfully obtained under various shielding gas contents (pure Ar, CO2+Ar and pure CO2) with laser power of 2000W. Influence of shielding gas contents on weld formation, interfacial microstructure… read more here.
Keywords: welded brazed; gas; laser welded; shielding gas ... See more keywords
Optimization of the tensile-shear strength of laser-welded lap joints of ultra-high strength abrasion resistance steel
Sign Up to like & getrecommendations! Published in 2021 at "Journal of materials research and technology"
DOI: 10.1016/j.jmrt.2021.01.121
Abstract: Abstract The tensile-shear strength of laser-welded lap joints developed in abrasion resistance ultra-high strength ARS-600 steel was optimized by evaluating the joints achieved with different welding parameters and various configurations of weld patterns, including multiple… read more here.
Keywords: tensile shear; strength laser; laser welded; strength ... See more keywords
Local zone-wise elastic-plastic constitutive parameters of Laser-welded aluminium alloy 6061 using digital image correlation
Sign Up to like & getrecommendations! Published in 2018 at "Optics and Lasers in Engineering"
DOI: 10.1016/j.optlaseng.2017.09.023
Abstract: The mechanical properties of aluminium alloys can be affected by the local high temperature in laser welding. In this paper, an inversion identification method of local zone-wise elastic-plastic constitutive parameters for laser welding of aluminium… read more here.
Keywords: constitutive parameters; local zone; zone wise; laser welded ... See more keywords