Friction Stir Welding For Aluminium Alloys. Friction stir welding a process invented at TWI Cambridge involves the joining of metal without fusion or filler materials. The tensile behaviour of similar and dissimilar friction stir welds in 1mm thick sheets of two aluminium alloys AA5182-H111 and AA6016-T4 is analysed in this paper.
US10688592 FRICTION STIR WELDING OF ALUMINUM ALLOYS United Launch Alliance LLC. Schematic illustration of the Friction Stir Welding process1. Friction Stir Welding can be used to join aluminium sheets and plates without filler wire or shielding gas.
Rotational speed welding speed and the angle of attack are important in the process of FSW.
Material thicknesses ranging from 05 to 65 mm can be welded from one side at full penetration without porosity or internal voids. While the friction stir welding is a solid state welding process some problems may be prevented. Table 1 Advantages of friction-stir welding FSW over traditional processes. On the basis of this study it was recommend that number of lightweight materials suitable for the.