Pressure Vessel Legislation and Regulations
Definition
As per the Gujarat Factory Rules and relevant Indian Standards (e.g., IS 2825 – Code for Unfired Pressure Vessels), a pressure vessel is: "Any vessel or apparatus (other than a boiler) which contains gas, steam, or liquid at a pressure greater than atmospheric pressure."
Key Features
- Design Pressure: Operates at a pressure above atmospheric pressure.
- Material Strength: Built with materials that withstand high pressure (e.g., steel, alloys).
- Safety Devices: Equipped with safety valves, pressure gauges, and rupture discs.
- Testing & Certification: Requires periodic inspection and hydrostatic testing.
Common examples of pressure vessels include:
- Air receivers
- LPG storage tanks
- Heat exchangers
- Chemical reactors
