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
|
|