详细说明
Product Name: High Quality Plastic Lug Butterfly Valve UPVC Worm Gear Lug Butterfly Valve UPVC Wafer Lug Butterfly Valve for Industry System ASTM Standard Model NO.: DIN ANSI JIS Standard DN50-DN300 ( 2"-- 12" ). Application: Industrial Usage, Water Industrial Usage, Household Usage Standard: DIN ASTM JIS Standard Valve Body: PVC Butterfly Valve Material of Seal Surface: Soft Sealed Working Temperature: Normal Temperature (-40