Fracture split-type connecting rod, internal combustion engine, transportation apparatus, and production method for fracture split-type connecting rod

摘要

A connecting rod is a fracture split-type connecting rod made of an α+&bgr; type titanium alloy, including a rod main body and a big end provided at an end of the rod main body, the big end being fracture-split. The structure of the rod main body is an equiaxed α structure, and the structure of fractured surfaces of the big end is an acicular α structure.