Speciality Valve is one of the leading Pressure Safety Valve Manufacturers in India, providing reliable and highquality PSVs that match the particular needs of industries like oil and gas, power plants, chemical processing, and pharmaceuticals. Pressure Safety Valves (PSVs) play a critical role in protecting pressure systems from hazardous overpressure conditions, thus ensuring safety and efficiency. What is a Pressure Safety Valve (PSV)? A pressure safety valve (PSV) is designed to protect equipment and systems from overpressure. The PSV automatically opens to release the excess pressure if the pressure in a system exceeds a set limit, preventing damage or catastrophic failure. How Does a Pressure Safety Valve Work? •The PSV is set to a specific pressure limit. •When pressure exceeds this limit, the valve opens to allow excess pressure to escape. •It then autocloses when the pressure is back to a safe position. •Springloaded mechanism or diaphragm that holds a valve shut until the specified pressure is exceeded, which can then open it. Pressure Safety Valve vs. Pressure Relief Valve (PRV) Although they do share a similar name, Pressure Safety Valves and Pressure Relief Valves fulfill different purposes: •PSV: Mainly used in pressure systems such as boilers or an industrial steam system. It opens quickly to relieve instantaneous overpressure and is especially useful in emergency situations. •PRV: Mainly used in liquid systems but can also be applied to gas systems. These valves open gradually to relieve pressure and are usually used for regulated pressure control. Key Difference: A PSV is a valve for emergency, sudden overpressure conditions, whereas a PRV is used for slower pressure changes. Advantages of a Pressure Safety Valve •Prevents Equipment Damage: The PSVs prevent tanks, pipes, and other equipment from damage by releasing excess pressure. •Protects Personnel and Environment: Reduces risks such as explosions, thereby ensuring safety in industrial systems. •Automatic Operation: PSVs work automatically, thus providing reliable pressure control without human intervention. •Regulatory Compliance: PSVs help industries comply with safety regulations. •Costeffective: Prevents costly accidents, repairs, and downtime. Factors to look for: Several things need to be thought about before the purchase. The set pressure, or the pressure at which the valve will open, has to be determined first. Other key considerations are temperature and will affect the process medium volume and select appropriate materials for the valve parts. How much backpressure the particular application has determines what sort of pressure safety valve would be required. Furthermore, the valve to be used will depend on the particular application and the type of process medium that it is to work with. Where Are Pressure Safety Valves Used? •Boilers: It guards the overpressure condition which may bring about explosions. •Pressure Vessels: Pressure control inside reactors, storage tanks and pressure vessels. •Oil & Gas: Pressure regulation in pipelines as well as in offshore. •Chemical Processing: Reactors and tanks containing chemicals from dangerous accumulation of pressure. •HVAC Systems: In industry and commercial HVAC systems the pressure is kept safe through this. •Refineries & Power Plants: Safe operation in refining and in power generation. Speciality valves are the top Pressure Safety Manufacturers in India. Valves are important in any industrial system where the pressure has to be kept within limits. These pressure safety valves operate automatically, letting excess pressure out to avoid damage to equipment and to ensure safe running. Description: 1. Materials: Cast iron, Ductile Iron, WCB, SS304, SS316, CF8, CF8M, WC6, WCC, LCB, LCC. 2. Class: 150 to 2500 3. Nominal Pressure: PN10 to PN450. 4. Ends: Butt weld, socket weld, Flanged, Threaded 5. Size: ½” to 60” Visit us: https://www.specialityvalve.com/productcategory/pressuresafetyvalve/
