P&ID in AutoCAD – Creating Piping and Instrumentation Diagram using AutoCAD

This article will explain the procedure for creating Piping and Instrumentation Diagram (P&ID) or Piping flow diagram or process flow diagram using AutoCAD. Piping and instrumentation diagram (P&ID) sometimes called piping flow diagram or process flow diagram is a kind of schematic drawing, which shows the sequence of process equipments and instrumentation. P&ID is used for erection and commission as well as during maintenance of a process plant.