Valves have many applications in different industries. Some of their main uses are:
1. Oil and gas industries: valves are used in these industries to control the flow of various fluids such as oil, gas, water, and chemicals. This includes gas valves, low pressure valves, gate valves, etc.
2. **Chemical industries**: In this industry, valves are used to control the flow of chemicals and solvents. They must be able to withstand different chemical and temperature conditions.
3. Food and beverage industries: Valves are used in food and beverage production and packaging lines to control the flow of materials.
4. **Steel Industry**: In this industry, valves are used to control the flow of gases and fluids, specifically in furnaces and Zionization processes.
5. **Water and sewage industries**: In these industries, valves are used to control the flow of city water, drinking water, and sewage.
6. **Power Plants**: Valves are used to control the flow of steam and water in power plants, including fuel control valves, relief valves, and pressure regulating valves.
7. **Automotive**: In this industry, valves are used to control the flow of air and fuel in internal combustion engines of cars.
These are just some of the important applications of valves in different industries, and depending on the type and needs of the working environment, there may be other applications.