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Centerline ductile iron butterfly valve is used for Clear water and neutral liquid
Suitable temperature：- 20 ~ 120 ℃
Application field：Municipal construction, water conservancy projects, water supply and drainage, water treatment, etc

The product side flanges comply with national, German, Russian, American, British and Japanese standards and other domestic and international standards for multiple pressures, easy connection and wide adaptability, which can reduce the type of purchase and stock.