Bogie for subway prepare I. Main Specialized Prerequisites: Safety is the sole Criterion Bogie body castings are not common Forged iron parts. They bear the complete body weight of your car human body and travellers and repeatedly endure various impacts and vibrations from your monitor. Their specialized demands revolve round https://www.vevioz.com/post/1839294_in-curved-sections-or-areas-with-frequent-braking-the-surface-of-the-rail-will-d.html