Interface control document. An interface control document (ICD) in systems engineering and software engineering, provides a record of all interface information (such as drawings, diagrams, tables, and textual information) generated for a project.
How well do you know your pipe flanges? Remember that flanges come in a variety of shapes and sizes to suit different applications. A flange is usually in the shape of a disc and is used to connect two tubes together or to connect a pipe to a valve, tee, choke or other component. Providing support and strength, two flanges are typically attached to pipe ends with a gasket in between.
In four easy steps we will show you how to remove your old tub drain flange to get your bathtub looking it's best. Click here for larger image. Drain flange. A bathtub drain flange is the finished drain part that is visible in the tub. Some manufacturers refer to the drain flange as a drain body or drain basket.Drain flanges come in many different finishes and have a variety of stopper options. The drain flange is threaded into a piece called a drain shoe.Drain shoe. Underneath the tub drain flange will be a good amount of plumber's putty that seals the inside of the tub drain, and a rubber gasket underneath the tub that seals the drain flange to the tub.The tub drain flange screws into the drain shoe.rain shoe. Underneath the tub drain flange will be a good amount of plumber's putty that seals the inside of the tub drain, and a rubber gasket underneath the tub that seals the drain flange to the tub.