详细说明
Product Name: Cast Ductile Iron Wafer/ Lug /Flange Type Butterfly Valve for ANSI/DIN Standard Model NO.: DFI04 Application: Industrial Usage, Water Industrial Usage, Household Usage Standard: DIN/ANSI/ASTM/JIS/GOST Valve Body: Casting Material of Seal Surface: Soft Sealed Working Temperature: Normal Temperature (-40
