brass motorized ball valve
A brass motorized ball valve is a highly efficient device designed for precise control of fluid flow in a variety of systems. Utilizing a durable brass body and motorized actuator, it provides automated, reliable, and smooth operation. These valves are widely used in residential, commercial, and industrial applications, making them a versatile choice for controlling water, gas, or other compatible fluids.

- Main material: forged brass for valve body, PTFE/HNBR for sealing
- Valve opening torque: DN15~DN25<1N.m, DN32~50<2N.m
- Driver torque: 2N.m
- Nominal pressure: 2.0MPa
- Working medium: water
- Fluid temperature 5~95℃
- Valve stem size: 9x9
Technical Parameters
| Ordering model | Product model | Valve type | Diameter | Thread size | Kv value | Maximum closing pressure kPa |
Dimensions | ||
| L | H | ||||||||
| 15004 | DQF-B-215*DQQ-B1K3-220 | 2 port | 15 | G1/2 | 5.6 | 600 | 60 | 30 | |
| 15074 | DQF-B-220*DQQ-B1K3-220 | 2 port | 20 | G3/4 | 9.5 | 600 | 67 | 35 | |
| 15158 | DQF-B-225*DQQ-B1K3-220 | 2 port | 25 | G1 | 9.5 | 500 | 89 | 38 | |
| 15211 | DQF-B-315*DQQ-B1K3-220 | 3 port | 15 | G1/2 | 5.6 | 600 | 60 | 30 | |
| 15281 | DQF-B-320*DQQ-B1K3-220 | 3 port | 20 | G3/4 | 9.5 | 600 | 67 | 35 | |
| 15351 | DQF-B-325*DQQ-B1K3-220 | 3 port | 25 | G1 | 13 | 500 | 89 | 38 | |
| 15076 | DQF-B-220*DQQ-B1K2-220 | 2 port | 20 | G3/4 | 9.5 | 600 | 67 | 35 | |
| Note: The above table is the commonly used recommended models, please consult for details. | |||||||||
Features
- The structure is easy to install and saves costs;
- The closing pressure difference is large and the closing is tight;
- The water flows straight through and does not block the residue. The KVS value is much larger than the general two-way valve;
- The valve opens flexibly and can effectively prevent water hammer.
FAQ
Q: What does it do in a fluid control system?
A: It regulates the flow of fluids, such as water, oil, or gas, by automatically opening or closing the valve using a motorized actuator. This ensures precise and reliable fluid control without manual intervention.
Q: How does it improve efficiency in a system?
A: It provides automated flow control, reducing energy consumption and human effort while ensuring consistent performance. Its leak-proof design also minimizes fluid waste.
Q: Is it suitable for high-pressure applications?
A: It can handle high-pressure systems within its rated limits, thanks to its durable brass construction, which ensures resistance to pressure and temperature variations.
Q: What maintenance does it require?
A: It requires periodic inspections to check for debris, wear, or seal damage. Its actuator may also need occasional calibration to maintain smooth and accurate operation.
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