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.
Shop for Hole saws. An Essex flange is used to add extra connections to a hot water cylinder (for example: a power shower connection). Note: a piece of wire is always supplied with an Essex flange, and it is essential you have it for the installation process.tep 11 - Insert Essex flange. Insert the Essex flange into your newly-cut hole (lug end first). Once the Essex flange is inside the cylinder, do not let go of the wire.