

4 Inch Flanged Butterfly Valve

Product Features
Structural balance, the valve body is made of ductile iron material, with a tensile strength higher than gray cast iron and a pressure bearing capacity of PN16. The spherical graphite structure prevents cracking, and the ISO9001 controlled casting process eliminates sand hole defects.
The valve plate is made of 304 stainless steel material. If there are special requirements, the surface is polished with a mirror finish to prevent rust. Easy to meet customers' after-sales replacement needs, with a high repurchase rate. In response to the deformation of the pipeline, our valve body channel and sealing surface are all covered with EPDM rubber to achieve no leakage and eliminate the risk of delamination. This valve can meet the needs of multiple industries such as water treatment, chemical, HVAC, etc., and has strong applicability.
Product Application
Faced with harsh corrosive environments, 304 stainless steel valve plates are more wear-resistant than ductile iron valve plates and can be used in municipal sewage treatment and chemical circulation systems through various media. In addition, the turbine has a self-locking function to prevent valve position deviation caused by thermal expansion and contraction, and EPDM can adapt to temperature changes. Even under thousands of opening and closing cycles per month, the 304 stainless steel valve plate will not get stuck, and there will be no slipping during opening and closing.
Due to the ductile iron valve body and stainless steel valve plate's resistance to chloride ion corrosion, it is also suitable for the power industry. According to the customer's needs, we will provide professional drawings and data displays.scenarios in the power industry. According to the customer's needs, we will provide professional drawings and data displays.

Basic Information

Technical Parameters

Executive Standards

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