Safety Valve Manufacturer in USA

Safety Valve Manufacturer in USA
4 min read

Valvesonly is a premium Safety valve manufacturer in USA. A safety valve is an essential part in many design structures that is designed to relieve excess pressure in order to prevent severe equipment failure. Its main function is to protect pressure vessels, pipelines, and other systems by automatically opening and reducing pressure when it exceeds a preset level. Safety valve design and operation is essential to maintaining the reliability and secure operation of industrial operations.

A safety valve typically has a cylindrical or conical body with a valve disc or poppet held against the valve seat by a spring or other means. When the pressure in the pressure-containing system surpasses the set point, the force pushing on the valve disc overcomes the spring pressure, causing the valve to open. This allows the excess pressure to be released, preventing system harm.

A safety valve's operation includes a precise balance between the force exerted by the pressurized fluid and the opposing force of the spring. When the pressure exceeds the predetermined point, the valve opens, allowing the fluid to escape. The valve closes again when the pressure reduces to a safe level. Safety valves are frequently used in steam boilers, pressure vessels, pipelines, and other systems where managing pressure is vital to preventing accidents and damage to equipment. Regular maintenance and testing of safety valves is required to maintain their dependability and compliance with safety rules.

Parts of a safety valve:

  • Valve Body
  • Inlet
  • Valve Seat
  • Valve Disc
  • Spring
  • Adjustment Screw
  • Guides
  • Blowdown Adjustment
  • Lever/Arm


  • Pressure relief
  • Equipment protection
  • Personnel safety
  • Compliance with regulations
  • System efficiency
  • Emergency shutdown protection
  • They are versatile


  • Pilot operated safety valve
  • Pressure safety valve
  • Steam safety valve
  • Bellow seal safety valve
  • Thermal safety valve
  • Steam safety valve
  • Conventional Safety Valve


  • These valves are commonly used in steam boilers to avoid excessive pressure building, hence ensuring the boiler's and the surrounding equipment's safety. The safety valve releases steam in order to prevent serious injuries in the event of a malfunction or system failure.
  • To protect against overpressure, industries dealing with chemicals, petroleum, and other pressured substances use safety valves in pressure vessels. This is important in preserving the vessels' internal strength and avoiding potential leaks or cracks.
  • In hydraulic systems, safety valves are used to prevent overpressure damage. They ensure controlled fluid release, protecting pumps, pipes, and other hydraulic components from the damaging effects of high pressure.
  • They are used in facilities that use compressed air systems to maintain safe operating pressures. These valves safeguard equipment from the dangers of high-pressure environments, such as air compressors, tanks, and distribution lines.
  • To safeguard against overpressure situations in reactors, distillation columns, and other vessels, safety valves are essential in chemical processing plants. They aid in the prevention of dangerous chemical leaks and the preservation of the processing equipment's functionality.
  • Safety valves are used in steam turbines and other key components in power plants to remove excess steam and prevent damage from high pressure. This is critical for the safety and reliability of power producing systems.


  • Body Material – Cast Iron and Steel (A216 WCB, WCC, LCB, LCC, WC6, WC9), Ductile Iron, Stainless Steel [SS316, SS304, SS316L, SS904L, CF8, CF8M, F304, F316, F31L, F51, F3, F55, F91], WCB, WC6, SS304, SS316, Duplex Steel.
  • Class – 150 – 2500
  • PN 10 – PN 450
  • Size – ½ - 24”
  • Ends- Butt welded, Socket welded, Flanged, Threaded

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