Water Seal Stop Valve
Water seal stop valve is mainly applicable to cut off or connect the medium in the pipeline on the return water condensation system of thermal power plant with nominal pressure of pn2.5-4.0 MPa and working temperature of 0 ~ 450 ℃ and the system pipeline required to be isolated from the atmosphere in petroleum and chemical industry. Water Seal Stop Valve applicable medium is water, oil, steam and non corrosive gas.
Description
Structural features
1. Exquisite material selection, in line with relevant standards at home and abroad, with comprehensive materials and high quality.
2. The matching of sealing pairs is advanced and reasonable, which improves the sealing performance and long service life.
3. Water Seal Stop Valve is designed and manufactured according to the national standard GB / t12235, with novel structure and beautiful appearance. The connecting end has two modes: flange and welding, which can be matched according to different requirements of users.
4. The stuffing box is designed as a water sealing structure and connected with 0.6 ~ 1.6 PA water filler. It has small friction and good sealing, which can isolate the system from the atmosphere and ensure good air tightness. Water Seal Stop Valve is an environmental protection product.
5. After quenching and tempering and surface nitriding treatment, the valve rod has good corrosion resistance, scratch resistance and wear resistance.
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