The book comprises peer-reviewed papers from the 2022 9th International Conference on Mechanics, Materials and Manufacturing (ICMMM 2022) held from August 26-28, 2022 in Washington, USA. ICMMM aims to provide a platform for scholars, engineers, and scientists to present robust research demonstrating the expanding frontiers in mechanics, materials and manufacturing. The topics covered in this book include new composite and polymer materials and analysis of their properties, advanced engineering materials and their applications, materials processing, forming and manufacturing technology, engineering mechanics and computational mechanics.