低压铜球阀 EH1002
1-1/4
1-1/2
2
2-1/2
3
4


A
52
55
60.5
68.2
76.2
94.5
104.5
130
143
158
193


B
8
10
14
19
23
31
39.5
48
6

12/23 22:43