Advantages of Piston Valve Over Globe Valve :
- Soft Seated Valves Fall Under Class Vi
- Does Not Get Affected by Foreign Matter.
- Large Sealing Area Between Outer Surface of Piston and Inner Surface of the Ring 950 Mm2 for 25nb.
- Unique Design of Piston & Lantern Bush Can Provide Good Regulation With Linear Characteristics.
- Belleville (Inverted Cup) Washers Compensate for Thermal Expansion No Thermal
Chattering Due to Soft Seating