
Body type: Straight-through S-type cast valve
Plug type: Balanced sleeve structure plug
Nominal diameter: DN20~300mm; NPS 1/2″~12″
Nominal pressure: PN1.6~10MPa; CLASS 150~600LB
Applicable temperature: -196~+550℃ (Optional according to working conditions)
Type of connection: Flange, welding, thread (applicable within 1″)
Flange distance: According to IEC 60534
Gland type: Bolt compression type
Sealing gasket: Metal Graphite Spiral Wound Gasket
Packing: PTFE, Flexible graphite
Actuator: Pneumatic actuator, Electric actuator
Three way shunt and confluence control valve produced by TangoValve Group have two action modes, three-way confluence and three-way shunt, which can replace two two-way valves and a three-way valve connection in some occasions and are widely used. To realize the adjustment of pressure, flow, temperature, liquid level and other parameters, the valve core is subject to cylinder thin-wall window, and the side guide of valve core, which has the characteristics of good stability, difficulty in producing vibration, low noise, large allowable pressure difference, simple connection, etc.
| H | Structural Style |
| MA | MA:pneumatic actuator DL: Electric actuator |
| X | X:Three way diversion regulating valve Q:Three way merging regulating valve |

The three-way shunt and confluence control valve is characterized by sensitiveaction, simple connection, large fow, small volume and high regulating accuracy.The three-way confuence regulating valve is mainly used to mix two kinds of fluidsinto the third one; the three-way shunt regulating valve is mainly used to divide onefuid into two streams. The three-way shunt and confuence control valve productscan replace two sets of single and double seat control valves which are mutuallyswitched and can be used for regulating and controlling liquid, gas, steam andother media.
| Item | Specification |
|---|---|
| Body Type | Straight-through S-type cast valve |
| Plug Type | Plug type, cage type |
| Nominal Diameter | DN20–300 mm; NPS 1/2″–12″ |
| Nominal Pressure | PN1.6–10.0 MPa; Class 150–600 LB |
| Applicable Temperature | -196°C to +550°C (optional depending on working conditions) |
| Connection Type | Flanged, welded, threaded (threaded applicable ≤ 1″) |
| Face-to-Face Standard | According to IEC 60534 |
| Gland Type | Bolt compression type |
| Sealing Gasket | Metal graphite spiral wound gasket |
| Packing | PTFE, flexible graphite |
| Actuator | Pneumatic actuator, electric actuator |
| Parameter | Description |
| Special inspection | PT, RT, flow curve test, low temperature test |
| Special treatment | Internal nitriding treatment, seal spraying cemented carbide treatment |
| Special cleaning | Complete oil prohibition and degreasing treatment |
| Special specification | Special connector, special gas pipe, special material joint, special coating |
| Special size | Customized according to the use requirements |
| Certification inspection | Third party certification inspection report |

Carbon steel for body material*
| No. | Component | Material | ||
| 1 | Body | WCB | LCB | WC9 |
| 2 | Gasket | 316 + Graphite/FTFE | ||
| 3 | Seat | 304 | 304 | 304 |
| 4 | Plug | 304 | 304 | 304 |
| 5 | Guide sleeve | Cu/316L | Cu/316L | Cu/316L |
| 6 | Gasket | 304 | 304 | 304 |
| 7 | Bonnet | 316 + Graphite/FTFE | ||
| 8 | Bolt and Nut | WCB | LCB | WC9 |
| 9 | Heat sink | 304 | 304 | 304 |
| 10 | Stem | 304 | 304 | 304 |
| 11 | Oil storage ring | 304 | 304 | 304 |
| 12 | Packing | PTFE/Flexible graphite | ||
| 13 | Lock nut | 304 | 304 | 304 |
| 14 | Pressing sleeve | 304 | 304 | 304 |
| 15 | Plate | 304 | 304 | 304 |
Body Materials Stainless Steel*
| No. | Component | Material | ||
| 1 | Body | CF8 | CF8M | CF3M |
| 2 | Gasket | 316 + Graphite/FTFE | ||
| 3 | Seat | 304 | 316 | 316L |
| 4 | Plug | 304 | 316 | 316L |
| 5 | Guide sleeve | Cu/316L | Cu/316L | Cu/316L |
| 6 | Gasket | 304 | 316 | 316L |
| 7 | Bonnet | 316 + Graphite/FTFE | ||
| 8 | Bolt and Nut | CF8 | CF8M | CF3M |
| 9 | Heat sink | 304 | 316 | 316L |
| 10 | Stem | 304 | 316 | 316L |
| 11 | Oil storage ring | 304 | 316 | 316L |
| 12 | Packing | PTFE/Flexible graphite | ||
| 13 | Lock nut | 304 | 316 | 316L |
| 14 | Pressing sleeve | 304 | 316 | 316L |
| 15 | Plate | 304 | 316 | 316L |
Note: 1.The above is of standard confguration structure; The valve seat is metal seal, and the valve seat is soft seal, grade Vl optional. lt can provide valve trim of spray welding cemented carbide. 2.The conventional materialis carbon steel and stainless steel, and the special material regulating valve products can be customized according to the user’s work conditions.

| Inside Diameter (mm) | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | |
| Inside Diameter (in) | 1″ | 1-1/4″ | 1-1/2″ | 2″ | 2-1/2″ | 3″ | 4″ | 5″ | 6″ | 8″ | 10″ | 12″ | |
| Flow Coefficient (Kv) | 8.5 | 13 | 21 | 34 | 53 | 85 | 135 | 210 | 340 | 535 | 800 | 1280 | |
| Pneumatic actuator | HA/B-23 | HA/B-34 | HA/B-45 | HA/B-56 | |||||||||
| 350 cm² | 560 cm² | 900 cm² | 1400 cm² | ||||||||||
| Mode of Action | Spring Range | Allowable Differential Pressure (MPa) | |||||||||||
| Gas Opening | 20–100 KPa | 3 | 2.25 | 2.25 | 1.95 | 2.36 | 2.04 | 1.67 | 1.41 | 1.41 | 1.14 | 0.65 | 0.55 |
| 40–200 KPa | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 1.55 | 1.4 | |
| 80–240 KPa | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 4.08 | 4.08 | |
| Gas Off | 20–100 KPa | 1.5 | 1.13 | 1.13 | 0.98 | 1.18 | 1.02 | 0.84 | 0.71 | 0.71 | 0.57 | 0.65 | 0.55 |
| 40–200 KPa | 4.5 | 3.38 | 3.38 | 2.93 | 3.54 | 3.06 | 2.51 | 2.12 | 2.12 | 1.71 | 0.8 | 1.55 | |
| 80–240 KPa | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 5.85 | 4.94 | 4.94 | 4 | 4.08 | 3.65 | |
| Electric Actuator | Allowable Differential Pressure (MPa) | ||||||||||||
| Thrust(N) | 800 | 6.4 | 6.4 | – | – | – | – | – | – | – | – | – | – |
| 2000 | 6.4 | 6.4 | 6.4 | 5.1 | – | – | – | – | – | – | – | – | |
| 3000 | 6.4 | 6.4 | 6.4 | 6.4 | 5.7 | 4.76 | – | – | – | – | – | – | |
| 5000 | – | – | 6.4 | 6.4 | 6.4 | 6.4 | 6.25 | – | – | – | – | – | |
| 6500 | – | – | – | – | – | – | 6.4 | 6.4 | 4.23 | 3.23 | – | – | |
| 10000 | – | – | – | – | – | – | – | – | 6.4 | 6.1 | 3.31 | 2.07 | |
| 16000 | – | – | – | – | – | – | – | – | – | – | 6 | 4 | |
| Model | Pneumatic film actuator | Electronic electric actuator |
| Form | HAB22~HAB56 | 3810L, RSL |
| Type | Multi spring | Intelligent integrated type |
| Purpose | Adjustment, switch | Regulating |
| Drive | Air pressure (spring range): 140 (20~100) KPa G 240 (40~200) KPa G 280 (80~240) KPa G | Power supply: AC 220 V ±10% 50Hz AC 380 V ±10% 50Hz |
| Joint | Rc 1/4 | Common type: 2–PF(G1/2”) Flameproof type: 2–PF(G3/4”) |
| Positive Action | Air pressure increases to push the valve to close | Control signal increases to push the valve to close |
| Reaction | Air pressure increases to push the valve open | Control signal increases to push the valve open |
| Control Signal | 4~20mA.DC (With positioner) | Input output 4~20mA.DC |
| Lag | ≤1% FS (With positioner) | ≤0.8% FS |
| Linearity | 2% FS (With positioner) | ≤±1% FS |
| Ambient Temperature | -10°C ~ +70°C | |
| Surface Coating | Black phosphating treatment Actuator: Acrylic polyurethane paint | |
| Optional Accessories | Optional accessories, Hand wheel, Magnetic valve, Travel switch, Lock up valve | Heater |
| Flow Characteristics | Equal percentage, Straight line | |
| Adjustable Range | 50:01 | |
| Rated Cv Value | Equal percentage: 10~1400 Straight line: 11~1500 | |
| Allowable Leakage | Hard seal: Level-IV (0.01% rated flow of valve) Soft seal: Level-V | |
| Drive Mode | Pneumatic | Electric |
| Intrinsic Error (%) | ±1.0 | ±1.0 |
| Return Difference (%) | ≤1.0 | ≤1.0 |
| Dead Zone (%) | ≤0.6 | ≤1.0 |
| Constant Point Deviation (%) | ±2.5 | ±2.5 |
| Rated Stroke Deviation (%) | ≤2.5 | ≤2.5 |

| Size (DN / NPS) | 20 (3/4″) | 25 (1″) | 32 (1-1/4″) | 40 (1-1/2″) | 50 (2″) | 65 (2-1/2″) | 80 (3″) | 100 (4″) | 125 (5″) | 150 (6″) | 200 (8″) | 250 (10″) | 300 (12″) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| L (PN16/40) | 184 | 184 | 200 | 220 | 254 | 276 | 298 | 351 | 408 | 451 | 550 | 673 | 737 |
| L (PN64/100) | 210 | 210 | 215 | 235 / 251 | 267 / 286 | 292 / 311 | 318 / 337 | 368 / 394 | 435 / 457 | 473 / 508 | 568 / 610 | 708 / 752 | 775 / 819 |
| H (PN16/40) | 140 | 140 | 150 | 160 | 180 | 200 | 222 | 230 | 270 | 280 | 306 | 474 | 584 |
| H (PN64/100) | 150 | 150 | 170 | 180 | 200 | 220 | 240 | 260 | 300 | 322 | 380 | 495 | 605 |
| H1 | 155 | 155 | 175 | 180 | 200 | 235 | 250 | 260 | 330 | 350 | 420 | 530 | 680 |
| H2 | 285 | 285 | 285 | 285 | 285 | 360 | 360 | 360 | 470 | 470 | 470 | 580 | 580 |
| H3 | 208 | 208 | 224 | 228 | 228 | 334 | 334 | 342 | 408 | 453 | 482 | 520 | 550 |
| H4 | 153 | 153 | 153 | 153 | 153 | 181 | 181 | 181 | 247 | 247 | 247 | – | – |
| H5 | 336 | 338 | 402 | 402 | 405 | 627 | 628 | 635 | 698 | 702 | 728 | 755 | 790 |
| H7 | 88 | 88 | 88 | 88 | 88 | 95 | 95 | 95 | 95 | 110 | 110 | 140 | 140 |
| D | 310 | 310 | 355 | 355 | 390 | 430 | 465 | 520 | 585 | 660 | 770 | 890 | 950 |
| A | 285 | 285 | 285 | 285 | 285 | 360 | 360 | 360 | 500 | 500 | 500 | 580 | 580 |
| C | 180 | 180 | 180 | 180 | 180 | 200 | 200 | 200 | 250 | 250 | 250 | 380 | 380 |

| Size (DN / NPS) | 20 (3/4″) | 25 (1″) | 32 (1-1/4″) | 40 (1-1/2″) | 50 (2″) | 65 (2-1/2″) | 80 (3″) | 100 (4″) | 125 (5″) | 150 (6″) | 200 (8″) | 250 (10″) | 300 (12″) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| L (PN16/40) | 184 | 184 | 200 | 220 | 254 | 276 | 298 | 351 | 408 | 451 | 550 | 673 | 737 |
| L (PN64/100) | 210 | 210 | 215 | 235 / 251 | 267 / 286 | 292 / 311 | 318 / 337 | 368 / 394 | 435 / 457 | 473 / 508 | 568 / 610 | 708 / 752 | 775 / 819 |
| H (PN16/40) | 140 | 140 | 150 | 160 | 180 | 200 | 222 | 230 | 270 | 280 | 306 | 474 | 584 |
| H (PN64/100) | 150 | 150 | 170 | 180 | 200 | 220 | 240 | 260 | 300 | 322 | 380 | 495 | 605 |
| H1 | 155 | 155 | 175 | 180 | 200 | 235 | 250 | 260 | 330 | 350 | 420 | 530 | 680 |
| H2 | 285 | 285 | 285 | 285 | 285 | 360 | 360 | 360 | 470 | 470 | 470 | 580 | 580 |
| H3 | 208 | 208 | 224 | 228 | 228 | 334 | 334 | 342 | 408 | 453 | 482 | 520 | 550 |
| H4 | 153 | 153 | 153 | 153 | 153 | 181 | 181 | 181 | 247 | 247 | 247 | – | – |
| H5 | 336 | 338 | 402 | 402 | 405 | 627 | 628 | 635 | 698 | 702 | 728 | 755 | 790 |
| H7 | 88 | 88 | 88 | 88 | 88 | 95 | 95 | 95 | 95 | 110 | 110 | 140 | 140 |
| D | 310 | 310 | 355 | 355 | 390 | 430 | 465 | 520 | 585 | 660 | 770 | 890 | 950 |
| A | 225 | 225 | 225 | 255 | 255 | 255 | 255 | 255 | 310 | 310 | 310 | 350 | 350 |
Note: 1.The dimensions in the table are standard data without accessories. The dimensions of accessories are calculated according to the actual configuration.2.Due to the technical innovation and improvement of the product, the size may change. Please contact the technical department of the Company for the latest information. 3.The actuated valve can be customized according to the actual size.
Three-way shunt and confluence control valves are versatile components in fluid management systems, designed to either divide a single fluid stream into two (shunt) or combine two fluid streams into one (confluence). These valves are integral in various industrial applications, providing efficient and precise control over fluid direction and flow rates.
HVAC Systems
In heating, ventilation, and air conditioning (HVAC) systems, three-way valves regulate temperature by directing hot or cold water flow, ensuring optimal climate control. They facilitate the mixing or diverting of water to maintain desired environmental conditions.
Chemical Processing
Within chemical processing industries, these valves manage the combination or separation of chemical streams, enabling precise control over reaction processes and product formulations. Their ability to handle multiple flow paths enhances operational flexibility.
Petroleum Industry
In the petroleum sector, three-way control valves are employed in fluid temperature control systems of heat exchangers, aiding in the efficient management of heating or cooling processes essential for refining operations.
Power Generation
Power plants utilize these valves to control the flow of steam or water within turbines and boilers, contributing to efficient energy production and system stability. Their role in directing and mixing fluids is crucial for maintaining operational efficiency.
Industrial Automation
In industrial automation, three-way valves are integral for process control, allowing for the automated switching between different fluid sources or destinations, thereby enhancing system responsiveness and productivity.
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