Non Metallic Materials Used in the Valve Industry

There are various Non Metallic Materials used in Valve industry. However some of the commonly used Non Metallic Materials used in the valve industry are described in this blog post with its use, characteristics, properties, etc. Even though metals will continue to be used throughout the valve industry, for their own unique characteristics of cost and performance. It has been the many developmeRead More…

Design of fire safe valves

This post gives information regarding design of fire safe valves, its selection, inspection, testing requirements, specifications, and uses etc. Before going to fire safe valves we should know what is fire? What is a fire? Before design and performance standards for fire-safe valves are developed, a fire must first be defined by using the following criteria: the fire test medium, the temRead More…

Check Valves Design Features

Check Valves Design Features This post is initiated to give some basic information regarding Check valve design features, it uses, standards, types, advantages, disadvantages etc. Check Valves Another type of valve commonly used in conjunction with other valves is called a check valve.  Check valves are designed to restrict the flow to one direction.  If the flow reverses direction, the checkRead More…

Plug Valve Design Features

Plug Valve Design Features This post is initiated to give some basic information regarding plug valve design features, it uses, standards, types, advantages, disadvantages etc. Plug Valve Plug values are possibly the oldest type of valve in use. Discoveries in ancient ruins indicate that a form of plug valve was used in early Roman water systems. The concept is simple: A rotary cylindricRead More…

Butterfly Valve Design Features

Butterfly Valve Design Features This post is initiated to give some basic information regarding butterfly valve design features, it uses, standards, types, advantages, disadvantages etc. Butterfly Valves A butterfly valve is a rotary valve that uses a disc as the closure member. The disc shaped closure member is rotated through 900 or there about to open or close the passage. The disc closes agRead More…

Gate Valve Design Features

Gate Valve Design Features This post is initiated to give some basic information regarding gate valve design features, it uses, standards, types, advantages, disadvantages etc. What is Gate Valve? Gate valve name itself implies as, gate called vertical disc, flat face that slides down through the valve is used to stop fluid flow. It is used primarily for on/off functions, and not used for throtRead More…

Dual Plate Check Valve

Dual Plate Check Valve ▪ An all-purpose non return valve that is much stronger, lighter in weight and smaller in size compared to a conventional swing or lift check valve ▪ Employs two-spring-loaded plates hinged on a central hinge pin. ▪ When the flow decreases, the plates close by the action of torsion spring before flow reversal takes place. ▪ Offers the twin advantages of Read More…

Duckbill Check Valve

Duckbill Check Valve Description ▪ Duckbill valve is manufactured from rubber or synthetic elastomer, and shaped like the beak of a duck.  ▪ Commonly used in medical applications to prevent contamination due to backflow. ▪ One end of the valve is stretched over the outlet of a supply line, conforming itself to the shape of the line, usually round. The other end, the duckbill, rRead More…