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Sealing structure of stainless steel butterfly valve

Dec 13, 2021

The sealing performance of stainless steel butterfly valve is relatively good, and it is recognized in the industry. Therefore, stainless steel butterfly valve is widely used in many fields in pipeline engineering. The main function is to control flow and cut off. It is widely used in chemical industry, petroleum, metallurgy, hydropower, etc. application.

Stainless steel butterfly valves use a variety of sealing structures. The main materials are stainless steel, rubber, PTFE, etc., rubber and PTFE seals are not suitable for high temperature resistance, high pressure resistance, corrosion resistance and wear resistance.

What are the advantages of stainless steel butterfly valve sealing ring:

The stainless steel sealing ring has the dual advantages of elastic sealing and metal hard sealing. The multilayer soft laminated sealing ring is fixed on the valve plate. It has high temperature resistance, light operation, and no friction on opening and closing. It is not only good for high butterfly valve sealing Performance can also extend lifespan. Whether it is used in low or high temperature conditions, it has excellent sealing performance and corrosion resistance.

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