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3 Way Tapered Plug Valve


  • Port size:1/2"~24" (DN15~DN600)
  • Pressure:PN10-PN64 CL150-CL600
  • Medium:Water,steam,oil,gas,etc.
  • Temperature :-29~180℃
  • Body material:WCB,CF8,CF8M,CF3,CF3M etc.
  • Description:3 way plug valve manufacturer, factory and supplier.
3 way plug valve manufacturer, factory and supplier. 3 way tapered plug valve can be T port or L port design for mixing or diverting function. 3 way tapered plug valve is a type of plug valve that uses a sleeve between the body and the plug. 3 way tapered plug valve is used to enhance smooth rotation of the plug without causing wear. 3 way tapered plug valve is very durable relative to the lubricated one and it can last for years without being replaced. 3 way tapered plug valve has a tight shut-off and is used in various industrial applications such as waste water treatment, food processing, chemical processing, oil and gas among others.

3 way tapered plug valve manufacturers design this valve for use with a manual handwheel or by use of actuators. 3 way tapered plug valve operates by making a quarter turn of the handwheel. This forces the valve plug to rotate aligning its plug port collinear to the valve port. As such, the fluid finds the valve open and thus flows. To close the valve, the handwheel is again rotated in the opposite direction where it aligns the plug port normal to the fluid flow path. This blocks the fluid from flowing through the valve.
3 way tapered plug valve specification:
Size Range : NPS ½ to NPS 24
Class Range : ANSI Class 150 – Class 600
Design Standard : ASME B16.34
End Connection : Flanged ASME B16.10
Valve Body Material : Carbon Steel / Stainless Steel
Temperature Range : -30°C to 260°C
Sleeve : PTFE / PPL or Others
Operation : Manual Lever / Pneumatic / Electrical

3 way tapered plug valve working principle:

Plug valves may have multi-ports valves like three, four, or five. The three-way plug valve is the most popular multi-port plug valve.

Three ports valve is attached to pipe or tubing that provides a three-way plug valve for gas or fluid to flow through them. These ports are generally defined as one inlet and two outlet ports or one outlet or two inlet ports in the function of the valve’s flow direction.

3 way plug valve direction

A 3 way tapered  plug valve is quite common because it is an inexpensive and easy means of providing a single valve body with shut-off and flow control. These valves control the flow of tube control by combining the piping setup, the plug valve manual rotation, and the plug valve flow path.

The flow can be regulated using the proper type of valve and installation in ways that satisfy one or many process criteria, that includes,

1. Shutting the flow completely.
2. Mixing of flow from two different pipe inlet to one outlet.
3. Diverting the flow from one pipe to another.
4. Dividing the flow from one pipe to different pipes.
5. It can also block flow in one direction while allowing the flow to continue in another direction.

There is a basic but important internal difference in design that influences what a three-way valve can achieve. The flow or port shape pattern within the valve through the plug is this significant design distinction.

Three-way valves that generally have a third port at a right angle from the inlet are popular. The closed element is utilized to divert or combine the flow with the three-way design.

1. Diverting Flow-Flow entering the pier and moving through the pin to one of the two exits.
2. Diverting flow If the plug is shifted to 90°, the flow to the other outlet is channel. The flow may be split into two outputs at the middle position.
3. Flow combines — Flow from two entrances to one output.
3 way tapered plug valve working features:

The primary characteristic of the 3 way tapered plug valve is that it can easily adapt to the multi-channel construction, which may be separated in a three-way, four-way, etc. Multi-channel valves improve the design of pipe systems, minimize the use of the valve and some necessary connection attachments on the machines.

Plug of 3 way tapered  plug valve ensures safe and effective repair without any process disruptions of redundant pressure relief systems. It is done by the smooth functioning of the valve, making it possible to switch from the primary system to the secondary system while giving the isolated system a positive shut-off.

To switch the systems through a single valve, just a single connection in a pressure vessel is needed so that the system may switch quickly and can avoid costly depressurizing. The valve’s basic port setup always delivers flow between the base port and one of the side ports.

3 way tapered plug valve working application:

3 Way Plug Valve is intended to manage a variety of liquids, including clean and dirty liquids, viscous and corrosive solutions, as well as sludge, abrasive and fibrous slurries. They can also handle clean and dirty corrosive gases.

They are used in a wide variety of applications, such as

Flow diversion of water
Sewage and Biogas applications
Chemical & Petrochemical
Pulp & Paper
Mining Power and other process industries.
It can also be used for a combination of flow from different sources