 ##  [Flange](/flange) 

  ##  [Flange](https://engineering.quantumdictionary.io/flange-0) 

  
 [![Engineering & Applied Technologies Dictionary](/sites/default/files/styles/large/public/2026-01/Engineering%20%26%20Applied%20Technologies.png.webp?itok=_IKO7_-n)](/topic-specific-dictionaries/engineering-applied-technologies)


**Engineering &amp; Applied Technologies Dictionary**

 
Definition

A projecting rim, collar, or plate attached to or formed on a component to provide a surface for joining, aligning, sealing, or transmitting loads between parts, typically assembled by bolts, studs, welds or fasteners and often incorporating a mating face and bolt circle.