This video is about Basic Diagrams & Symbols. Common P&ID Symbols Legend. Piping and instrumentation diagrams, or P&IDs, are used to create important documentation for process industry facilities. The shapes in this legend are representative of the functional relationship between piping, instrumentation, and system equipment units. 基本图和符号 Основные диаграммы и символы for advertisement on this channel please contact piping.official@gmail.com like our Facebook Page https://www.facebook.com/piping.official/ Follow us on instagram https://www.instagram.com/pipinganalysis/ Do like, Share, Comment & Subscribe you can also watch my other videos, links are given below Basic Piping Isometric Symbols null distillation column process null. pressure measurement null. Codes & Standard null. Fundamental of Valves null. Pipe Color Coding Standards null. Control Valve null. Indian Oil & Gas Industries https://www.youtube.com/watch?v=BL9rUjCu8zA Types of Pipes https://www.youtube.com/watch?v=ZWIl-F_vjII Pipe Standard https://www.youtube.com/watch?v=1Uowa6QRpeY