商品编号： 211D1
型号：211D蝶阀系列
规格：DN50～DN600
温度：-20℃～150℃
压力：2.5MPa
阀座材质：EPDM、NBR
Type: 211D PN25 Butterfly Valve
Specification: DN50 - 600
Temperature: -20℃ - 150℃
Pressure: 2.5MPa
Materials of Body : Ductile Iron (GGG 4 0 , GGG50),
WCB
Materials of Disc: Stainless Steel, Nickel Plated
Ductile Iron, Ductile Iron Coated Plastic
Materials of Seat: EPDM, NBR.
Materials of Stem: Stainless Steel, Carbon Steel
