This paper investigates the influence of T6 post-weld heat treatment (PWHT), and welding orientation on the strength and microstructure of tungsten inert gas (TIG) welded AL6061 aluminum alloy. The TIG …
The material used in this study was 6061-T6 aluminum alloy with a butt joint configuration. The chemical, mechanical, and thermo-physical properties of this material are depicted in Table 1, Table 2 and Table 3, respectively.The welding sheet was cut off parallel into ...
Chinese Journal of Materials Research, 2021, 35 (5): 321-329. 6061 Al-alloy plates were prepared by friction stir process (FSP) with conventional air cooling and additional water cooling, and the microstructure and mechanical properties of the FSP 6061 Al-alloys were investigated. Results show that the processed zone was characterized as ...
ANFO with a detonation velocity of 2100 m/s and density of 0.65 g/cm 3 was selected as the explosive material. The base plate was supported by an Al-6061 plate of 10 mm thickness. This process is illustrated in Fig. 2. Table 1 shows the parameters of the explosive welding method that is utilized in this study.
Considering the harm that residual stress causes to the mechanical properties of a weld joint, the evolution mechanisms of transient strain and residual stress distribution are investigated in laser welding of Al 6061, considering that these originate from non-uniform temperature distribution and are intensified further by the …
In this study, the microstructure and strength properties of friction stir welded 6061-T6 aluminum alloy to ultra-low carbon steel have been investigated using different advancing speeds of 100, 200, and 400 mm·min−1 at constant rotation rate. Microstructure observations have been conducted by optical and scanning electron …
Friction stir welding (FSW) with a Zr interlayer was employed to join dissimilar alloys of 6061 Al and AZ31 Mg. The microstructures of Al/Mg and Al/Zr/Mg joints were investigated by optical microscopy (OM), scanning electron microscopy (SEM), and energy dispersive X-ray spectrometer (EDS). The results showed that the central part of …
Energy Electron Engineering Research Outputs Research Output authored by Electron and Laser Beam Welding of High Strain Rate Superplastic Al-6061/SiC Composites is tagged with the concept Find experts having the same concept
The 6061-T6 aluminum (Al) alloys was joined by the laser induced tungsten inert gas (TIG) hybrid welding technique. It mainly studied the influences of welding parameters, solution, and aging (STA) …
The abnormal grain growth (AGG) and strain behavior of friction stir welding (FSW) joints for a 6061 aluminum alloy subjected to various solution treatments was investigated using electron backscattering diffraction. The deformation storage energy derived from mechanical stirring was retained during solution treatment through strain …
Polymer–metal hybrid structures combine the merits of polymer and metal materials, making them widely applicable in fields such as aerospace and automotive industries. However, the main challenge lies in achieving efficient and strong connections between the metal and polymer components. This paper uses the jet electrochemical …
In-situ synthesized TiB2/6061 composites were prepared from Al-K2TiF6-KBF4 by high energy ball milling and stir casting. Phase analysis and microstructure observation of the samples were characterized by XRD, SEM and EDS, respectively. The effect of TiB2 particle content on the microstructure, tensile properties and wear …
At the interface between the Ni-rich weld metal and the high-entropy alloy, a higher hardness (448 HV0.2) than in the base material (358 HV0.2) was measured. Energy-dispersive X-ray analysis (EDS ...
Friction stir welding is an efficient manufacturing method for joining dissimilar alloys, which can dramatically reduce grain sizes and offer high mechanical joint efficiency. Lap FSW joints between dissimilar AZ31B and Al …
1.1 Generalized study of friction stir weldingFriction stir welding (FSW for short) was first proposed by the British Welding Research Institute in the 1990s as a solid-phase welding technology [1, 2], which is widely used in the welding of non-ferrous metals and alloy materials such as aluminum, magnesium, copper, and other non-ferrous …
To obtain high-quality joints of Al/steel dissimilar materials, a new extrinsic-riveting friction stir lap welding (ERFSLW) method was proposed combining the synthesis advantages of mechanical riveting and metallurgical bonding. SiC-reinforced Al matrix composite bars were placed in the prefabricated holes in Al sheets and steel …
The welding characteristics of a fine-grained 6061 Al and three 6061/1, 5, and 20 pct SiC composites. under high energy electron beam welding (EBW) and laser beam welding (LBW) were examined. The ...
Welding of 6061 Aluminum Alloy Al-6061 alloy is easy to weld and connect by various methods. Usually welded with ER4043; For getting the best color matching, ER5356 is …
It is interesting to note that the peak welding temperature tends to increase with the weld path due to the accumulation of heat energy by the welded workpieces [9]. 1.3. FSW-Induced Strain and Strain Rate Evaluation of the FSW-induced strain and strain rate
The medium-thick Al/Mg dissimilar friction stir welding (FSW) joint has serious groove and cavity defects due to uneven thermal distribution in the thickness direction. The submerged friction stir welding …
Through a mathematical model (BBD), it is proposed to develop the process used depending on several variables used in welding aluminium alloy sheets (6061-T6), …
6061 aluminium alloy (Unified Numbering System (UNS) designation A96061) is a precipitation-hardened aluminium alloy, containing magnesium and silicon as its major alloying elements. Originally called "Alloy 61S", it was developed in 1935.[2] It has good mechanical properties, exhibits good weldability, and is very commonly extruded (second …
6061 ER4043, ER5356 6063 ER4043, ER5356 7075 ER4043 Groove Design Chart for Aluminum Welding Related Reading: ... Material Welding is run by highly experienced welding engineers, welding trainers & …
Carbon fiber-reinforced thermoplastic composites (CFRTPs) are widely used in industrial manufacturing due to their excellent mechanical properties, and the joining of lightweight metal/CFRTP hybrid structure has gained more attention. Ultrasonic welding is a promising method for achieving metal/CFRTP dissimilar joining. In this study, 6061 …
In this paper, the laser welding process of 6082-T6 and 6063-T6 dissimilar aluminum alloys with a thickness of 2.5 mm was numerically simulated by using a rotary surface Gauss heat source and the flow state of the weld pool was analyzed. The microstructure and mechanical properties of the welded joint (WJ) with a laser power of …
Welding and riveting hybrid bonding technology was applied to join 6061 aluminum alloy and carbon fiber reinforced plastics (CFRP). The laser-arc hybrid welding process and stepped rivets were used in the experiments to reduce the impact of the poor heat resistance of composites. The effect of hybrid welding arc current on the …
As a widely used additive manufacturing technique, the laser metal deposition process (LMD) also known as direct energy deposition (DED) is often used to manufacture large-scale parts. Advantages of the LMD process are the high build-up rate as well as its nearly limitless build-up volume. To manufacture large-scale parts in …
The welding of steel–aluminum dissimilar metals plays a vital role in promoting automobile lightweight. However, it is tricky to obtain good mechanical properties of steel–aluminum laser weldments. Based on the principle of preheating welding, the laser double-pass reciprocating welding method of steel–aluminum dissimilar metals was …
The use of aluminum alloys, nowadays, is swiftly growing from the prerequisite of producing higher strength to weight ratio. Lightweight components are crucial interest in most manufacturing sectors, especially in transportation, aviation, maritime, automotive, and others. Traditional available joining methods have an adverse effect on joining these …
Microstructure of 6061 aluminium alloy lap joint produced by friction stir welding and the base metal. was studied by employing optical microscopy. In this study the microstructure of the stir ...
The deposition of La 2 O 3 particles at the grain boundaries resulted in increased energy storage due to the grain size effect. As a consequence, the high energy storage region decreased the primary slip plane normal (s …
The 6061-T6 aluminum alloy welding joints were fabricated using gas metal arc welding (GMAW) of various laser powers, and the effect of laser power on the microstructure evolution of the …
The dilution effects in welds of a 6061-T6 (Al-Si-Mg) alloy obtained by the modified indirect electric arc (MIEA), using an ER4043 filler metal (Al-Si), and postweld …