止回閥技術(shù)規(guī)范
※設(shè)計標(biāo)準(zhǔn)：符合企業(yè)標(biāo)準(zhǔn)
※結(jié)構(gòu)長度：GBl 2221
※法蘭標(biāo)準(zhǔn)：JB/Y79-94 GB91131-26
※公稱壓力：10、16、2.5MPa
※檢驗試驗：JB/Y9092-99
浮球式止回閥主要連接尺寸及重量
|
公稱通徑
DN(mm)
|
L1
|
L2
|
D
|
D1
|
[32
|
f
|
b
|
H
|
Z-cl
|
重量(kg)
|
|
PNl.OMPa
|
|
15
|
80
|
130
|
95
|
65
|
45
|
2
|
14
|
82
|
4-14
|
4
|
|
20
|
90
|
150
|
105
|
75
|
55
|
2
|
16
|
82
|
4-14
|
5
|
|
25
|
100
|
160
|
115
|
85
|
65
|
2
|
16
|
98
|
4-14
|
6
|
|
32
|
110
|
180
|
135
|
100
|
78
|
3
|
16
|
110
|
4-18
|
7.5
|
|
40
|
125
|
200
|
145
|
110
|
85
|
3
|
17
|
118
|
4-18
|
9.5
|
|
50
|
140
|
230
|
160
|
125
|
100
|
3
|
18
|
138
|
4-18
|
13
|
|
65
|
160
|
290
|
180
|
145
|
120
|
3
|
20
|
156
|
4-18
|
19.5
|
|
80
|
185
|
310
|
195
|
160
|
135
|
3
|
22
|
160
|
4-18
|
27
|
|
100
|
210
|
350
|
215
|
180
|
155
|
3
|
22
|
185
|
8-18
|
35
|
|
125
|
300
|
400
|
245
|
210
|
185
|
3
|
24
|
208
|
8-18
|
56
|
|
150
|
380
|
480
|
280
|
240
|
210
|
3
|
24
|
245
|
8-23
|
75
|
|
200
|
356
|
600
|
335
|
295
|
265
|
3
|
26
|
298
|
8-23
|
118
|
|
250
|
457
|
730
|
390
|
350
|
320
|
4
|
28
|
342
|
12-23
|
165
|
|
PNl.6MPa
|
|
15
|
80
|
130
|
95
|
65
|
45
|
2
|
15
|
82
|
4-14
|
4
|
|
20
|
90
|
150
|
105
|
75
|
55
|
2
|
16
|
82
|
4-14
|
5
|
|
25
|
100
|
160
|
115
|
85
|
65
|
2
|
16
|
98
|
4-14
|
6
|
|
32
|
110
|
180
|
135
|
100
|
78
|
3
|
16
|
110
|
4-18
|
7.5
|
|
40
|
125
|
200
|
145
|
110
|
85
|
3
|
17
|
118
|
4-18
|
9.5
|
|
50
|
140
|
230
|
160
|
125
|
100
|
3
|
18
|
138
|
4-18
|
13
|
|
65
|
160
|
290
|
180
|
145
|
120
|
3
|
20
|
156
|
4-18
|
19.5
|
|
80
|
185
|
310
|
195
|
160
|
135
|
3
|
22
|
160
|
8-18
|
27
|
|
100
|
210
|
350
|
215
|
180
|
155
|
3
|
24
|
185
|
8-18
|
35
|
|
125
|
300
|
400
|
245
|
210
|
185
|
3
|
26
|
208
|
8-18
|
56
|
|
150
|
380
|
480
|
280
|
240
|
210
|
3
|
28
|
245
|
8-23
|
75
|
|
200
|
356
|
600
|
335
|
295
|
265
|
3
|
30
|
298
|
12-23
|
118
|
|
250
|
457
|
730
|
405
|
355
|
320
|
4
|
30
|
342
|
12-25
|
165
|
|
PN2.5MPa
|
|
15
|
80
|
130
|
95
|
65
|
45
|
2
|
16
|
82
|
4-14
|
6.5
|
|
20
|
90
|
150
|
105
|
75
|
55
|
2
|
16
|
82
|
4-14
|
7
|
|
25
|
100
|
160
|
115
|
85
|
65
|
2
|
16
|
98
|
4-14
|
8
|
|
32
|
110
|
180
|
135
|
100
|
78
|
3
|
18
|
110
|
4-18
|
11
|
|
40
|
125
|
200
|
145
|
125
|
85
|
3
|
18
|
118
|
4-18
|
15
|
|
50
|
140
|
230
|
160
|
110
|
100
|
3
|
20
|
138
|
4-18
|
17.5
|
|
65
|
160
|
290
|
180
|
145
|
120
|
3
|
22
|
156
|
8-18
|
26
|
|
80
|
185
|
310
|
195
|
160
|
135
|
3
|
22
|
160
|
8-18
|
36
|
|
100
|
210
|
350
|
230
|
190
|
160
|
3
|
24
|
185
|
8-23
|
44
|
|
125
|
300
|
400
|
270
|
220
|
188
|
3
|
28
|
208
|
8-25
|
60
|
|
150
|
380
|
480
|
300
|
250
|
218
|
3
|
30
|
245
|
8-25
|
81
|
|
200
|
356
|
600
|
360
|
310
|
278
|
3
|
34
|
298
|
12-25
|
137
|
|
250
|
457
|
730
|
425
|
370
|
332
|
4
|
36
|
342
|
12-30
|
173
|
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