液控单向阀SV20GA，SV20GB，SV20PA，SV20PB，SV25GA，SV25GB，
100
55
47
18
57
36.7
17.3
13.3
50.5
67.5
95
135
20
146
G1 M33X2


25
97
120
70
56
20
75
54.5
15.5
20.5
73.5
89.5
115
1

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