电动内螺纹球阀 Q911F-16P-DN10,Q911F-16P-DN15,Q911F-16P-DN20,Q911F-16P-DN25,
3.9
154
50
62
3.8


65
21/2
64
186
130
21/2〃
200
7.1
193
64
78
7.0


80
3
78
206
150
3〃
250
11.5
222
78

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