GDBCY-40-40XY-90,GDBCY-40-31.5Y-90,GDBCY-40-31.5XY-90,隔爆比例插装式溢流阀
76
70
35
102
M16
6
6
38
8


GDBCY-40
7.5
19.5
42.5
85
92.5
85
42.5
125
M20
6
10
46
8


GDBCY-50
8
20
50

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