Dye Penetration Test: Definition, Principles, Procedure, Standards, Advantages, and Disadvantages
The Dye Penetration Test (DPT) is one of the simplest and oldest Non-Destructive Inspection methods. Also, known as the Liquid penetration test, the Dye penetrant test is widely used to detect...
Pressure Vessel Nozzles: Definition, Types, Allowable Loads and Design
A pressure vessel nozzle is an opening in the pressure vessel through which fluid enters or exits the pressure vessel. The Nozzle, in general, projects from the pressure vessel’s surface and ends...
An automatic recirculation valve or ARV is a multifunctional valve. ARV ensures that a pre-determined minimum flow is transferred through a centrifugal pump at all times. So an automatic...
Plug Valves: Parts, Working, Types, Symbol, Applications, Advantages, and Disadvantages
A plug valve is a quarter-turn rotary motion manual valve. It uses a cylindrical or tapered plug (plug-shaped disk) to permit or prevent straight-through flow through the body. Plug valves offer a...
Cast Iron vs Cast Steel: How to identify Cast Iron and Steel
Both Cast iron and Cast steel are ferrous products containing iron and carbon as the major components. Cast iron is a ferrous material containing more than 2% carbon. On the other hand, Cast steel...
Globe valves are linear motion closing-down valves used to start, stop or regulate the flow using a closure member referred to as a disc. The globe valve disk can completely close the flow path or...
