GB/T591-93船用法兰铸铁截止止回阀
Marine Cast Iron Flanged Stop Check Valves
主要零部件材质 Materials of Main Parts
零件名称 Parts Name | 材料 Material | |
名称 Name | 牌号 Marks | |
阀体、阀盖 Body/Cover | 灰铸铁 Gray Cast Iron | HT200 |
阀盘 Disc | 铸锡青铜 Cast Tin Bronze | ZCuSn10Zn2 |
阀座 Seat | 铸铝青铜 Cast Aluminum Bronze | ZcuA19Mn2 |
阀杆 Stem | 铝青铜 Aluminum Bronze | CuA19Mn2 |