Valve Knowledge Classroom: Understanding Valve Symbols

Valve symbols (or valve graphical symbols) refer to the way valves are depicted using simple graphics in drawings. These symbols serve as a representation and a standard. Generally speaking, the differences in valve symbols are minimal, but there may be regional variations. The complete valve symbol set includes symbols for various types of valves, including ball valves, butterfly valves, gate valves, globe valves, and other commonly used valves. In the field of plumbing and drainage design, the complete valve symbol set is an important reference. Different types of valves have different symbol representations, and below we will summarize the complete valve symbol set for you.