商品编号： 230D
型号：230D/231D消防信号蝶阀系列
规格：DN50～DN600
温度：-15℃～150℃
压力：0.6MPa～1.6MPa
阀体材质：灰铸铁、球墨铸铁
阀板材质：球墨铸铁电镀、不锈钢
阀座材质：EPDM、NBR
阀杆材质：碳钢、不锈钢
Type: 230D/231D Signal Fire Butterfly Valve
Specification: DN50 - 600
Temperature: -15℃ -150℃
Pressure: 0.6MPa/1.6MPa
Materials of Body : Ductile Iron (GGG 40 , GGG50). Cast Iron (GG25)
Materials of Disc: Stainless Steel. Nickel Plated Ductile Iron
Materials of Seat: EPDM, NBR
Materials of Stem: Stainless Steel, Carbon Steel