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● 设计与制造：GB12235-59 ● 法兰尺寸：JB/T79-94 ● 结构长度：GB12221-89 ● 检验与实验：GB13927
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| 【不锈钢保温截止阀主要外形连接尺寸 】 I型 (II型法兰大一级) |
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型号
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公称通径DNmm
|
尺寸
|
|
L
|
D
|
D1
|
D2
|
D6
|
B-f
|
Z-Φd
|
H
|
2-G
|
|
|
15
|
170
|
105
|
75
|
55
|
55
|
18-2
|
4-14
|
240
|
3/8
|
|
20
|
190
|
125
|
90
|
68
|
68
|
20-2
|
4-14
|
280
|
3/8
|
|
25
|
210
|
135
|
100
|
78
|
78
|
22-2
|
4-14
|
290
|
3/8
|
|
32
|
230
|
150
|
110
|
82
|
82
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24-2
|
4-18
|
325
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1/2
|
|
40
|
260
|
165
|
125
|
95
|
95
|
24-3
|
4-18
|
360
|
1/2
|
|
50
|
300
|
175
|
135
|
105
|
105
|
26-3
|
4-18
|
410
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1/2
|
|
65
|
340
|
200
|
160
|
130
|
130
|
28-3
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8-18
|
430
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1/2
|
|
80
|
380
|
210
|
170
|
140
|
140
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30-3
|
8-18
|
465
|
1/2
|
|
100
|
430
|
250
|
200
|
168
|
168
|
32-3
|
8-18
|
537
|
1/2
|
|
125
|
500
|
295
|
240
|
202
|
202
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36-3
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8-23
|
630
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1/2
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|
150
|
550
|
340
|
280
|
240
|
240
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38-3
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8-25
|
790
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1/2
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200
|
650
|
405
|
345
|
300
|
300
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44-3
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12-25
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910
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1/2
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| 【 不锈钢保温截止阀主要外形连接尺寸 】 |
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型号
|
公称通径DNmm
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尺寸
|
|
L
|
D
|
D1
|
D2
|
D6
|
B-f
|
Z-Φd
|
H
|
2-G
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|
|
15
|
130
|
95
|
65
|
45
|
40
|
16-2
|
4-14
|
233
|
3/8
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|
20
|
150
|
105
|
75
|
55
|
51
|
16-2
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4-14
|
275
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3/8
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25
|
160
|
115
|
85
|
65
|
58
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16-2
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4-14
|
285
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3/8
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32
|
180
|
135
|
100
|
78
|
66
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18-2
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4-18
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302
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1/2
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40
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200
|
145
|
110
|
85
|
76
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18-3
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4-18
|
355
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1/2
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|
50
|
230
|
160
|
125
|
100
|
88
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20-3
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4-18
|
370
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1/2
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|
65
|
290
|
180
|
145
|
120
|
110
|
22-3
|
8-18
|
408
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1/2
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|
80
|
310
|
195
|
160
|
135
|
121
|
22-3
|
8-18
|
436
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1/2
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|
100
|
350
|
230
|
190
|
160
|
150
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24-3
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8-23
|
475
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1/2
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125
|
400
|
270
|
220
|
188
|
176
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28-3
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8-25
|
558
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1/2
|
|
150
|
480
|
300
|
250
|
218
|
204
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30-3
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8-25
|
720
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1/2
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|
200
|
600
|
375
|
320
|
282
|
260
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38-3
|
12-30
|
800
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1/2
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| 【不锈钢保温截止阀主要外形连接尺寸 】 |
|
型号
|
公称通径DNmm
|
尺寸
|
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L
|
D
|
D1
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D2
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B-f
|
Z-Φd
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H
|
Do
|
2-G
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|
|
15
|
130
|
95
|
65
|
45
|
16-2
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4-14
|
233
|
120
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3/8
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20
|
150
|
105
|
75
|
55
|
16-2
|
4-14
|
275
|
140
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3/8
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25
|
160
|
115
|
85
|
65
|
16-2
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4-14
|
285
|
160
|
3/8
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|
32
|
180
|
135
|
100
|
78
|
18-2
|
4-18
|
302
|
180
|
1/2
|
|
40
|
200
|
145
|
110
|
85
|
18-3
|
4-18
|
355
|
200
|
1/2
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|
50
|
230
|
160
|
125
|
100
|
20-3
|
4-18
|
362
|
240
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1/2
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65
|
290
|
180
|
145
|
120
|
22-3
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8-18
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400
|
280
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1/2
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|
80
|
310
|
195
|
160
|
135
|
22-3
|
8-18
|
430
|
320
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1/2
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|
100
|
350
|
230
|
190
|
160
|
24-3
|
8-18
|
465
|
360
|
1/2
|
|
125
|
400
|
270
|
220
|
188
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28-3
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8-23
|
550
|
400
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1/2
|
|
150
|
480
|
300
|
250
|
218
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30-3
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8-25
|
700
|
400
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1/2
|
|
200
|
600
|
360
|
310
|
278
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34-3
|
12-25
|
780
|
450
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1/2
|
|
250
|
730
|
425
|
370
|
335
|
36-3
|
12-30
|
900
|
550
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1/2
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| 【 不锈钢保温截止阀主要外形连接尺寸 】 |
|
型号
|
公称通径DNmm
|
尺寸
|
|
L
|
D
|
D1
|
D2
|
B-f
|
Z-Φd
|
H
|
Do
|
2-G
|
|
|
15
|
130
|
95
|
65
|
45
|
16-2
|
4-14
|
170
|
170
|
3/8
|
|
20
|
150
|
105
|
75
|
55
|
16-2
|
4-14
|
190
|
190
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3/8
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|
25
|
160
|
115
|
85
|
65
|
16-2
|
4-14
|
205
|
205
|
3/8
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|
32
|
180
|
135
|
100
|
78
|
18-2
|
4-18
|
270
|
270
|
1/2
|
|
40
|
200
|
145
|
110
|
85
|
18-3
|
4-18
|
310
|
310
|
1/2
|
|
50
|
230
|
160
|
125
|
100
|
18-3
|
4-18
|
358
|
358
|
1/2
|
|
65
|
290
|
180
|
145
|
120
|
18-3
|
4-18
|
373
|
373
|
1/2
|
|
80
|
310
|
195
|
160
|
135
|
20-3
|
8-18
|
435
|
435
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1/2
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|
100
|
350
|
215
|
180
|
155
|
20-3
|
8-18
|
500
|
500
|
1/2
|
|
125
|
400
|
245
|
210
|
185
|
22-3
|
8-18
|
614
|
614
|
1/2
|
|
150
|
480
|
280
|
240
|
210
|
24-3
|
8-23
|
674
|
674
|
1/2
|
|
200
|
600
|
335
|
295
|
264
|
26-3
|
12-23
|
818
|
818
|
1/2
|
|
250
|
730
|
405
|
355
|
320
|
30-3
|
12-25
|
949
|
969
|
1/2
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| 【 不锈钢保温截止阀产品性能规范 】 |
|
型号
|
公称压力PN(MPa)
|
试验压力
|
适用温度
|
适用介质
|
保温套压力(MPa)
|
|
壳体
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密封
|
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BJ41W-16P、R、C
|
1.6
|
2.4
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1.8
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≤350
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硝酸类
|
≤1.0
|
|
BJ41W-25P、R、C
|
2.5
|
3.8
|
2.8
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≤350
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硝酸类
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≤1.0
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