Industrial pipe is a broad category of fluid and solid transport hardware used in many applications and industries. Usually cylindrical, pipe and rigid tube is used in process, energy, construction, and many civil infrastructure applications. Industrial pipe and rigid tube are manufactured from a wide variety of materials for the transport of an equally wide variety of solids and fluids. Industrial pipe is often, but not necessarily, cylindrical in shape, and systems are typically configured with straight sections connected by fittings or specially-formed connections and joints. It is frequently used in pressurized applications. Industrial pipe construction and material specifications are application-dependent; user consultation with pipe suppliers is typical for optimization of pipe selection.