Commonly used P&ID (Piping and Instrumentation Diagram) symbols for heat transfer equipments. Note that they may differ slightly from one project to another.
Heat Exchanger P&ID symbols
Air cooler | ![]() |
Generic heat exchanger | ![]() |
Generic heat exchanger | ![]() |
Plate and frame heat exchanger | ![]() |
Double pipe U tube heat exchanger | ![]() |
Kettle type heat exchanger | ![]() |
Shell & Tube Heat Exchanger | ![]() |