DS series water seal valve is suitable for opening and closing device on pipeline with nominal pressure ≤4 DMPa, working temperature ≤400℃ or ≤550℃, working medium is water vapor oil and non-corrosive gas. Suitable for steam turbine vacuum condensing system in thermal power plant, there are two forms: globe valve and gate valve. Water seal globe valve is suitable for thermal power station backwater condensing system with nominal pressure PN2.5 ~ 6.4mpa and operating temperature 0 ~ 450℃ and the system pipeline of petroleum and chemical industry that requires isolation from the atmosphere to cut off or connect the medium in the pipeline

Instructions for ordering:
1. If there is no selected model, please provide detailed parameters, such as medium, temperature, pressure, caliber, material, etc., and our technicians will select the model for you
Ii. If the selected model is available, please provide it according to the selected model
Non-standard products shall be provided with samples or confirmed by drawings
Note: the information is for reference only, or may not be complete, so we apologize for any inconvenience caused to you. The company can be selected according to different requirements and parameters. The company has various sizes of caliber, pressure, different materials, connection mode, drive mode, to meet different needs of various types of gate valves. Please contact 021-6651 8677 or consult online.

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1 structure: the bonnet packing chamber has a water circulation seal structure, when the connection pressure is 0 6 ~ l 0MPa of water. The system can be isolated from the atmosphere to ensure that the system has good air tightness.
Connection form: socket welding connection. Flange connection and welded connection.
3. Driving mode: manual and electric.
4 DS/Z series adopt double sluice plate bidirectional elastic seal, quick and reliable seal; Vacuum partition globe valve valve stem and cabinet adopts dynamic connection, valve disc and valve seat vertical seat seal; Small opening and closing stroke and valve height.
5. The product has simple and compact structure, convenient maintenance and long service life.
It is used for opening and closing on the pipe line. In fully open or fully closed state and cannot be used to regulate flow.