Industrial valves are used in many cases in most industries. In fact one of the most important topics in piping is the introduction, utilization and function of industrial valves. Industrial valves are categorized in multiple methods. One of these methods is according to the valves function as following: 1- On-Off Valves 2- Throttle Valves 3- Non-Return Valves 4- Safety Valves In each category, some of these valves are able to have the best and healthiest performance. In “industrial valve training course” all common valves categories, a brief theory explanation about valves, valves types, structure, performance, advantages, disadvantages, repair and maintenance are described precisely.