详细说明
Product Name: High Quality Plastic Butterfly Valve UPVC Butterfly Valve PVC Wafer Worm Gear Butterfly Valve PVC Butterfly Valve Level for DIN ANSI JIS Standard Model NO.: DN50-DN300 DIN ANSI JIS Standard Application: Industrial Usage, Water Industrial Usage, Household Usage, Swimming Pool Standard: DIN ANSI JIS Standard Valve Body: Mould Material of Seal Surface: Soft Sealed Working Temperature: Normal Temperature (-40