Assessment of Rotational Speed and Plunge Rate on Lap Shear Strength of FSSW Joints of AA7075/Mild Steel oleh G. Ramya, Subburam Pounrajan, D. V. S. S. S. V. Prasad, Sanjay Soni, P. Ravichandran, Koushik Kosanam, Amara S. A. L. G. Gopala Gupta, P. M. Dinesh, Leevesh Kumar, Bazani Shaik