نتایج جستجو برای: friction stirs welding

تعداد نتایج: 47265  

2014
International Scholarly Research Notices

This paper [1] has been retracted as it is essentially identical in content with the published article " Elucidating of rotation speed in friction stir welding of pure copper: Thermal modeling " published in References [1] M. Jabbari and C. C. Tutum, " Optimum rotation speed for the friction stir welding of pure copper, "

Abbasi , M., Sabet, H., Sakiyan, S.,

This Paper presents the welding parameterchr('39')s effect (forging pressure, welding time) on macrostructure and mechanical properties of friction welding valve steel HNV3 to Nimonic 80A super alloy. For this purpose, two rods with 20 mm diameters are prepared and with using different parameters (Increase forging pressure and welding time) by friction welding method are welded together. Tensil...

Ahmad Reza Sabet Hamid Montazerolghaem,

Recently friction stir welding for manufacturing of welded tubes has been developed. Friction stir welding is a continuous solid state welding process in which a non-consumable rotating tool using severe plastic deformation Can join materials can be join materials. Commonly, a portion of a specially shaped rotating tool is plunged between metalsjoint cross section and adjacent faces of the join...

2013
G.Gopala Krishna P.Ram Reddy

Aluminum alloys are used in many applications in which the combination of high strength and low weight is attractive; ship building, air frame, transportation industry etc. are some areas in which the low weight can be significant value. Friction stir welding (FSW) is a new welding technique particularly well suited to aluminum alloys though this technique is also used for other materials. Fric...

2008
Paul A. Fleming David H. Lammlein D. M. Wilkes George E. Cook Alvin M. Strauss David R. DeLapp Daniel A. Hartman

This paper describes a technique for determining the position of the friction stir welding (FSW) tool with respect to the weld seam during welding. This technique is proposed for online misalignment detection or as a position estimator for in-process tracking of the weld seam for FSW.

Journal: :iranian journal of materials science and engineering 0
e. gharibshahiyan materials science and engineering, school of materials science and metallurgical engineering, semnan university - r&d department, oghab afshan industrial & manufacturing company, semnan, iran a. honarbakhsh raouf school of materials science and metallurgical engineering, semnan university, iran

friction welding is widely used in various industries. in friction welding, heat is generated by conversion of mechanical energy into thermal energy at the interface the work pieces during pin rotation under pressure. a three-dimensional thermo mechanical simulation of friction stir welding (fsw) processes is carried out for aluminium alloys of 6061and 7050 where the simulation results are comp...

2010
Paul A. Fleming Christopher E. Hendricks George E. Cook David H. Lammlein

This article presents a method for automatic seam-tracking in friction stir welding (FSW) of lap joints. In this method, tracking is accomplished by weaving the FSW tool back-and-forth perpendicular to the direction of travel during welding and monitoring force and torque signals. Research demonstrates the ability of this method to automatically track weld seam positions. Additionally, tensile ...

2017
Giuseppe Casalino

Nowadays, strong, light-weight, multi-functional, high performing products are key for achieving success in the worldwide markets. Meeting those requirements calls for enabling technologies that lead to innovative and sustainable manufacturing [1]. A joint technique is one or a combination of the available mechanical, chemical, thermal processes to create a bond between materials with a number ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید باهنر کرمان - دانشکده فنی 1391

جوشکاری انفجاری و اصطکاکی هر دو فرآیند اتصال فلز در حالت جامد هستند که در جوشکاری انفجاری از نیروی انفجار برای ایجاد یک پیوند فلزی با اشتراک الکترونی بین دو فلز و در جوشکاری اصطکاکی از حرارت تولید شده در اثر اصطکاک بین دو قطعه برای جوش دادن استفاده می شود. در این تحقیق به بررسی رفتار الکتروشیمیایی و میکروساختار جوشکاری مضاعف بای متال فولاد ساده کربنی‏/ آلومینیوم 1100 تشکیل شده بطریق جوش انفجاری...

Journal: :international journal of advanced design and manufacturing technology 0
ali fazli department of mechanical engineering, faculty of engineering and technology, imam khomeini international university, qazvin, iran

in this paper, the deep drawing process of tailor welded blanks is simulated using the finite element modelling and verified using the experimental results available in the literature. then the effect of die and material properties on the welding line movement is investigated. it is seen that the most effective material parameters on weld line movement are different between sheet metal thicknes...

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