In this article, you will learn what is flow control valves? Their parts, working, types, and uses are explained with pictures & PDF.
![Flow Control Valves: Diagram, Types, Working & Uses [PDF]](https://i.pinimg.com/originals/ef/c6/2f/efc62f96dee87ec9437a04775574905b.jpg)
![Types of Flanges: Design, Functions & Flange Face [with Pictures]](https://i.pinimg.com/originals/b4/b4/f2/b4b4f2ff28bddcd45fee233f881a0ee5.jpg)
