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3 Way Ball Valve T Port

Jan 29, 2026 Leave a message

The T-type three-way ball valve is a specially designed valve with a ball as its core component, offering excellent fluid control performance. This valve has three ports, allowing connection to three pipelines and enabling fluid reversal and diversion.

Its core structure consists of a four-seat sealing system and a T-shaped flow channel. Rotating the valve core allows for the interconnection of the three forward flow channels or the conduction of any two channels. The T-type valve also features media mixing and flow direction switching capabilities. Valve body materials include reinforced PTFE, stainless steel, and cast steel WCB, making it suitable for weak acid, alkali, and steam media environments, with operating pressures ranging from 1.0 to 6.4 MPa.

Actuation methods include manual, pneumatic, and electric, with a four-seat design and elastic elements ensuring sealing stability. Some models integrate a fluid velocity measurement device and a quick-release structure, improving operational efficiency and flow control accuracy.

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3 Way Ball Valve T Port Performance parameters

type
Q45F-16C
Q45F-25C
Q45F-40C
Q45F-16P
Q45F-25P
Q45F-40P
Work pressure(℃)
1.6
2.5
4.0
1.6
2.5
4.0
Applicable temperature(℃)
≤150
Applicable media Water, steam, oil, etc. Weakly corrosive media
Material Valve body Carbon steel castings Chromium-nickel-titanium stainless steel castings
Ball, valve stem
2Cr13
Chromium-nickel-titanium stainless steel
sealing ring Reinforced polytetrafluoroethylene
filler polytetrafluoroethylene

 

3 Way Ball Valve T Port Main shape and connection dimensions

Nominal diameter Main shape and connection dimensions
L D D1 D2 b Z-d H W
Q44F-16C Q44F-16P Q644F-16C Q644F-16P Q944F-16C Q944F-16P Q45F-16C Q45F-16P Q645F-16C Q645F-16P Q945F-16C Q945F-16P
15 108 95 65 45 14 414 95 140
20 117 105 75 55 14 414 105 160
25 127 115 85 65 14 414 113 180
32 140 135 100 78 16 418 135 250
40 165 145 110 85 16 418 142 300
50 178 160 125 100 16 418 154 350
65 191 180 145 120 18 418 175 350
80 203 195 160 135 20 818 190 400
100 229 215 180 155 20 818 225 500
125 356 245 210 185 22 818 245 600
150 394 280 240 210 24 823 265 800
200 457 335 295 265 26 1223 305 800
250 533 405 355 320 30 1225 370 1300

 

3 Way Ball Valve T Port Working Principle

The working principle of the T-type three-way ball valve is based on the rotation angle of the ball. When the through-hole of the ball is aligned with the channel of the valve body, fluid can pass freely; when the ball rotates 90 degrees, the through-hole closes or changes the flow direction. For example:

- Diverting function: Fluid enters from one inlet and is distributed to either of the two outlets through the L-shaped through-hole of the ball.

- Merging function: Fluid enters from two inlets and merges into one outlet through the T-shaped through-hole of the ball.

- Switching function: By rotating the ball, the flow direction of the fluid can be quickly switched, suitable for systems that require frequent process changes.

 

3 Way Ball Valve T Port Features

  • Multifunctionality: The T-type three-way ball valve has the functions of diverting, merging, and switching the direction of media flow, and can flexibly control the flow of media in complex pipeline systems.
  • Reliable sealing: The seat and sealing ring of the T-type three-way ball valve are usually made of high-quality materials to ensure the valve's sealing performance.
  • Easy to operate: The T-type three-way ball valve has a variety of actuators, including handle, worm gear, turbine, pneumatic and electric, which allows users to choose according to their actual needs.
  • Long service life: Due to the structural design and material selection of the T-type three-way ball valve, it has a long service life.

 

3 Way Ball Valve T Port Applications

T-type three-way ball valves are widely used in various industrial fields, including but not limited to:

  • Petrochemical industry: In the petrochemical production process, they are used to control the transportation and mixing of various fluids, such as crude oil, natural gas, and various chemicals.
  • Power industry: Used to control boiler feedwater, steam-water mixing, etc., to ensure the safe and stable operation of the power system.
  • Food and Beverage: Used to control the fluid transport and mixing during the production process of food and beverages to ensure product quality. Water treatment: Used to control the transport and mixing of various fluids during the water treatment process, thereby improving water treatment efficiency.
  • Gas transport: Used to control the transport and mixing of various gases, such as compressed air, nitrogen, and oxygen.

 

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