Experimental analysis of rotary friction joining process by EN1A bright mild steel under normal air and wet environment condition

Author(s):  
Vaibhav V. Kulkarni ◽  
Prafulla C. Kulkarni
2019 ◽  
Vol 35 ◽  
pp. 395-400
Author(s):  
Sunday A. Afolalu ◽  
Great E. Efekodha ◽  
Samson O. Ongbali ◽  
Abiodun A. Abioye ◽  
Enesi Y. Salawu ◽  
...  

Nowadays, the joining process plays a vital role in every field of engineering application. Various similar and dissimilar materials are joined by many joining processes to a formed complex component. In all joining processes, welding is a very popular and effective joining process that gives permanent joint. In this process material to be joined is under influence of heat which is produced with aid of external (flame) and internal (friction) mediums. Further, there are types of welding process called friction welding which is solid-state welding, in that process friction had developed between materials having relative motion thus sufficient heat also produced, and welding is performed in solid-state. In recent time’s friction welding is widely used in automobile, aeronautical, structural, marine, etc areas due to its flexibility demand for various materials. In this research work, the aluminium 6061 and mild steel are joined by friction welding by varying the rotating speed of lathe chuck, friction time, burn-off length, and the joint is examined by a tensile test to check its strength. Taguchi’s orthogonal array was used to design the experiment and at the end, the ANOVA test is carried out for the optimization of process parameters.


2021 ◽  
Vol 10 (1) ◽  
Author(s):  
Eko Nugroho ◽  
Eko Budiyanto ◽  
Enggal Bagus Suseno

Friction welding is a solid state joining process used to join similar and dissimilar metals, not possible with other available welding techniques. Now a day’s Friction welding is most commonly used in industry that is aeronautical engineering, automobile engineering, submarine industry and heavy industry. In this research, an experimental setup was designed and fabricated in order to accomplish friction welded joints mild steel. Thereafter, the effect of forging pressures and rotation speed on the mechanical properties of friction welded ST 42 steels, produced by mechanical joining, have been investigated. Samples were welded under friction pressure 10 MPa by different forging pressures 25 MPa and 35 MPa with different rotation speed 1095 rpm, 1200 rpm, and 1400 rpm. The tensile strength values of the weldments were determined and evaluated. The top result is produced from sample were welded under forging pressures 35 MPa at rotation speed 1400 rpm that is tensile strength 437,27 N/mm2 and yield strength 399,75 N/mm2.Keywords : friction welding, forging pressure, tensile strength, yield strength, and elongation.


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