电动偏心半球阀 PBQ940F-DN40,PBQ940F-DN50,PBQ940F-DN65,PBQ940F-DN80,PBQ940F-DN100,
0Cr18Ni9Ti
0Cr18Ni9Ti
0Cr18Ni12Mo2Ti


16
对开圆环

1Cr18Ni9Ti
1Cr18Ni9Ti
1Cr18Ni9Ti


17
定位圈

1Cr13
1Cr18Ni9Ti
1Cr18Ni9Ti


18
填料

柔性石墨
柔性石墨；PTFE
柔性石墨；PTFE

01/27 01:42