Hydrostatic test valve is installed on the outlet of the boiler superheater and the inlet and outlet steam pipes of the reheater; it is mainly used for the inspection of the superheater and reheater: as an isolation device during the hydraulic test, the internal blocking plate is removed after the water pressure is used as a pipeline When the next water pressure is used, the blocking plate can be installed again, and the water pressure test can be carried out many times.
Structual Features
Hydrostatic test valve is a very important valve equipment that has wide applications in various fields, including petrochemical, power, pharmaceutical, and other industries. Its main characteristics are as follows:
1. High quality: The Hydrostatic Test Valve is made of high-quality materials, ensuring its reliability and durability in use.
2. High efficiency: The Hydrostatic Test Valve can be quickly opened and closed during testing and verification, thereby improving the efficiency of testing.
3. Safety: The Hydrostatic Test Valve has reliable sealing and explosion-proof performance, which can effectively prevent safety issues such as leakage and explosion.
4. Convenient operation: The Hydrostatic Test Valve is designed reasonably and easy to operate, allowing for easy adjustment and control of flow.
5. Wide application: Hydrostatic Test Valve has a wide range of applications in various industries such as petrochemical, power, pharmaceutical, etc., and can meet the needs of testing and verification in different fields.
Design Features
• Integral forged body
• Pressure self-sealing bonnet
• Overlay welding of stellite6 on the sealing surface of the valve seat, wear-resistant, anti-corrosion and high hardness
• Butt weld connection
• Set up a diversion tube after the pressure test, the resistance is equivalent to the tube, or even smaller
Product Specification
|
Transmission Method |
Connection Type |
Nominal Diameter Dn (mm) |
Pressure Range PN (MPa) |
Applicable Medium |
Applicable Temperature ℃ |
Material |
|
Worm gear, Manual |
Welding |
12″~32″ |
300Lb~2500Lb |
Water |
≤ 425℃ |
A105、F22、 |
|
Standard |
ASMEB16.34、ASTMA182、ASTMA216、ASTMA217、ASTMA105、 |
|||||
Application
Power plants generally use hydraulic test valves as isolation devices for the overall hydraulic test of boiler units.

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