D41W manual ventilation butterfly valve
Promulgator
：zhangzhuo Time：2020-06-12
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D41W manual ventilation butterfly valve
|
|
Drift
diameter(DN)
|
Structure
length (standard value)
|
Dimensions (reference value)
|
Connection size (standard value)
|
reference
|
|
|
|
|
|
0.05MPa and 0.25MPa
|
0.6MPa
|
Weight
|
|
mm
|
inch
|
L
|
H
|
H0
|
A
|
B
|
D
|
D1
|
D2
|
n-d
|
D
|
D1
|
D2
|
n-d
|
|
|
50
|
2
|
108
|
80
|
270
|
260
|
110
|
140
|
110
|
88
|
4-14
|
140
|
110
|
88
|
4-14
|
9
|
|
65
|
21/2
|
112
|
89
|
295
|
260
|
110
|
160
|
130
|
108
|
4-14
|
160
|
130
|
108
|
4-14
|
12
|
|
80
|
3
|
114
|
95
|
306
|
260
|
110
|
190
|
150
|
124
|
4-18
|
190
|
150
|
124
|
4-18
|
15
|
|
100
|
4
|
127
|
115
|
350
|
260
|
110
|
210
|
170
|
144
|
4-18
|
210
|
170
|
144
|
4-18
|
17
|
|
125
|
5
|
140
|
127
|
370
|
320
|
110
|
240
|
200
|
174
|
8-18
|
240
|
200
|
174
|
8-18
|
23
|
|
150
|
6
|
140
|
139
|
400
|
320
|
110
|
265
|
225
|
199
|
8-18
|
265
|
225
|
199
|
8-18
|
25
|
