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Q46H Four-way Ball Valve Overview
Q46H four-way ball valve is a special structural valve that can achieve multi-directional switching of media and process conversion. Its valve body is equipped with four channels, and multiple flow paths are combined through the rotation of the internal sphere. This valve is usually connected by flanges, with a cast steel or stainless steel body and a specially designed internal spherical passage. The valve seat seal is made of metal hard seal or reinforced composite material. It can simultaneously change the connectivity status of multiple ports in one operation by rotating the handle 90 or 180 degrees. It is widely used in the petrochemical, pharmaceutical, power station, heat exchange, and process industries to complete complex control tasks such as medium crossover, process switching, or system bypass.

Q46H Four-way Ball Valve Product Image
Q46H Four-way Ball Valve Features
1. Unique four-way flow control: A single valve has four interfaces, which can achieve complete cross directional or process switching and bypass of two mainstream process media through one rotation of the sphere, greatly simplifying the design and equipment configuration of complex pipeline systems.
2. Reliable sealing performance: Adopting metal hard sealing or composite sealing structure, it has good temperature and pressure resistance, suitable for high temperature, high pressure and working conditions with strict sealing requirements, ensuring effective isolation of the medium at all flow positions and preventing flow.
3. Compact integrated design: Replacing functions that originally required multiple valves and fittings with a compact valve unit, saving installation space, reducing pipeline connection points, and lowering leakage risks and system complexity.
4. Convenient and efficient operation: Simply rotate the handle 90 or 180 degrees to quickly switch the process. The operation is intuitive and fast, reducing the number of conversion steps and time, making it easy to achieve automated control of the process.
5. Multi purpose and high adaptability: Suitable for water, steam, oil products, gases, and various chemical media, especially suitable for systems that require regular flow direction switching, process alternating operation, or equipment on and off, with high functional integration and wide applications.

Q46H Four-way Ball Valve Structure Diagram
Parts Name Material List
| 序 号NO. | 名称Name | 材料Material |
| 1 | 阀体Body | 碳钢、不锈钢Carbon steel, stainless steel |
| 2 | 球体Ball | 碳钢、不锈钢Carbon steel, stainless steel |
| 3 | 密封圈sealing ring | 司太立、本体Sitaili, ontology |
| 4 | 填料packing | 柔性石墨Flexible graphite |
| 5 | 阀杆Stem | 2Cr13、不锈钢stainless steel |
| 性能规范表Performance Specification | ||
| 公称压力Nominal Pressure | 1.6/2.5/4/6.4 | Mpa |
| 强度试验压力Shell Test | 2.4/3.75/6/9.6 | |
| 密封试验压力Seal Test | 1.76/2.75/4.4/7.04 | |
| 适用温度Suitable Temp. | ≤500 | ℃ |
Dimensions Standard Requirements
1. The structural length of the valve shall conform to the standardGB/T 12221.
2. The connecting flange shall conform to the standard GB/T 9113.

Q46H Four-way Ball Valve View Drawing
Q46H Four-way Ball Valve Dimensions Table
| DN | D1 | d | K | D | f | C | N-Z | L |
| 40 | 34 | 85 | 110 | 145 | 3 | 16 | 4-18 | 200 |
| 50 | 46 | 100 | 125 | 160 | 3 | 16 | 4-18 | 220 |
| 65 | 60 | 120 | 145 | 180 | 3 | 18 | 4-18 | 260 |
| 80 | 70 | 135 | 160 | 195 | 3 | 20 | 8-18 | 280 |
| 100 | 95 | 155 | 180 | 215 | 3 | 20 | 8-18 | 320 |
| 125 | 119 | 185 | 210 | 245 | 3 | 22 | 8-18 | 380 |
| 150 | 145 | 210 | 240 | 280 | 3 | 24 | 8-23 | 440 |
| 200 | 190 | 265 | 295 | 335 | 3 | 26 | 12-23 | 550 |
| 250 | 240 | 320 | 355 | 405 | 3 | 30 | 12-25 | 670 |
| 300 | 290 | 375 | 410 | 460 | 3 | 30 | 12-25 | 720 |

Model:
QV641-16C/QV641-25C/QV641-40C/QV641-64C/QV641-16P/QV641-25P/QV641-40P/QV641-64P/QV641-16R/QV641-25R/QV641-40R/QV641-64RSpecification:
DN25~250Pressure:
PN1.6~6.4MPaMaterial:
Cast Steel,Stainless Steel,Duplex Stainless Steel
Model:
Q941F-16P/Q941F-40P/Q941F-64P/Q941F-25P/Q941F-16R/Q941F-25R/Q941F-40R/Q941F-64RSpecification:
DN15-DN300Pressure:
PN16,PN25,PN40,PN64Material:
Carbon steel, stainless steel,alloy steel,Bronze
Model:
Q11F-16T/Q11F-25T/Q11F-40TSpecification:
DN8-DN50Pressure:
PN16、PN25、PN40Material:
Brass