详细说明
Product Name: High Quality Plastic Butterfly Valve UPVC Wafer Handle Butterfly Valve Level UPVC Worm Gear Butterfly Valve for Water Supply DIN ASTM JIS Standard Model NO.: 2 inch - 12 inch ASTM SCH80 Application: Industrial Usage, Water Industrial Usage, Household Usage Standard: DIN Standard Valve Body: PVC Butterfly Valve Material of Seal Surface: Soft Sealed Working Temperature: Normal Temperature (-40