◆保温截止阀产品用途
保温截止阀主要用于石油、化工、冶金、制药等各类系统中,以输送常温下会凝固的高粘度介质
◆保温截止阀执行标准
设计与制造:BS1873 BS5160 GB12233
法兰尺寸:ANSIB16.5 JB/T79 GB9113
压力温度:ANSIB16.34
结构长度:ANSIB16.10 BS1873 GB12221
对焊连接尺寸:ANSIB16.25
检验与实验:BS6755 GB/T13927
二、保温截止阀主要性能规范:
型号
|
公称压力
PN(MPa)
|
试验压力PS(MPa)
|
适用温度
(℃)
|
适用介质
|
保温套压力
(MPa)
|
壳体
|
密封
|
BJ41W-16P.R.C
|
1.6
|
2.4
|
1.8
|
≤350
|
硝酸类
|
≤1.0
|
BJ41W-25P.R.C
|
2.5
|
3.8
|
2.8
|
≤350
|
硝酸类
|
≤1.0
|
三、保温截止阀I型主要外形尺寸和连接尺寸(II型法兰大一级):
型号
|
公称通径
DN(㎜)
|
尺寸(㎜)
|
L
|
D
|
D1
|
D2
|
B-f
|
Z-φ
|
H
|
D0
|
BJ41WH-16PRC
|
15
|
130
|
95
|
65
|
45
|
16-2
|
4-14
|
170
|
120
|
20
|
150
|
105
|
75
|
55
|
16-2
|
4-14
|
190
|
140
|
25
|
160
|
115
|
85
|
65
|
16-2
|
4-14
|
205
|
160
|
32
|
180
|
135
|
100
|
78
|
18-2
|
4-18
|
270
|
180
|
40
|
200
|
145
|
110
|
85
|
18-3
|
4-18
|
310
|
200
|
50
|
230
|
160
|
125
|
100
|
18-3
|
4-18
|
358
|
240
|
65
|
290
|
180
|
145
|
120
|
18-3
|
4-18
|
373
|
280
|
80
|
310
|
195
|
160
|
135
|
20-3
|
8-18
|
435
|
320
|
100
|
350
|
215
|
180
|
155
|
20-3
|
8-18
|
500
|
360
|
125
|
400
|
245
|
210
|
185
|
22-3
|
8-18
|
614
|
400
|
150
|
480
|
280
|
240
|
210
|
24-3
|
8-23
|
674
|
400
|
200
|
600
|
335
|
295
|
265
|
26-3
|
12-23
|
818
|
450
|
250
|
730
|
405
|
355
|
320
|
30-3
|
12-25
|
969
|
550
|
型号
|
公称通径
DN(㎜)
|
尺寸(㎜)
|
L
|
D
|
D1
|
D2
|
B-f
|
Z-φ
|
H
|
D0
|
BJ41WH-25PRC
|
15
|
130
|
95
|
65
|
45
|
16-2
|
4-14
|
233
|
120
|
20
|
150
|
105
|
75
|
55
|
16-2
|
4-14
|
275
|
140
|
25
|
160
|
115
|
85
|
65
|
16-2
|
4-14
|
285
|
160
|
32
|
180
|
135
|
100
|
78
|
18-2
|
4-18
|
302
|
180
|
40
|
200
|
145
|
110
|
85
|
18-3
|
4-18
|
355
|
200
|
50
|
230
|
160
|
125
|
100
|
20-3
|
4-18
|
362
|
240
|
65
|
290
|
180
|
145
|
120
|
22-3
|
8-18
|
400
|
280
|
80
|
310
|
195
|
160
|
135
|
22-3
|
8-18
|
430
|
320
|
100
|
350
|
230
|
190
|
160
|
24-3
|
8-23
|
465
|
360
|
125
|
400
|
270
|
220
|
188
|
28-3
|
8-25
|
550
|
400
|
150
|
480
|
300
|
250
|
218
|
30-3
|
8-25
|
700
|
400
|
200
|
600
|
360
|
310
|
278
|
343
|
12-25
|
780
|
450
|
250
|
730
|
425
|
370
|
335
|
36-3
|
12-30
|
900
|
550
|
型号
|
公称通径
DN(㎜)
|
尺寸(㎜)
|
L
|
D
|
D1
|
D2
|
B-f
|
Z-φ
|
H
|
BJ41WH-40PRC
|
15
|
130
|
95
|
65
|
45
|
16-2
|
4-14
|
233
|
20
|
150
|
105
|
75
|
55
|
16-2
|
4-14
|
275
|
25
|
160
|
115
|
85
|
65
|
16-2
|
4-14
|
285
|
32
|
180
|
135
|
100
|
78
|
18-2
|
4-18
|
302
|
40
|
200
|
145
|
110
|
85
|
18-3
|
4-18
|
355
|
50
|
230
|
160
|
125
|
100
|
20-3
|
4-18
|
370
|
65
|
290
|
180
|
145
|
120
|
22-3
|
8-18
|
408
|
80
|
310
|
195
|
160
|
135
|
22-3
|
8-18
|
436
|
100
|
350
|
230
|
190
|
160
|
24-3
|
8-23
|
475
|
125
|
400
|
270
|
220
|
188
|
28-3
|
8-25
|
558
|
150
|
480
|
300
|
250
|
218
|
30-3
|
8-25
|
720
|
200
|
600
|
375
|
320
|
282
|
38-3
|
12-30
|
800
|
BJ41WH-64PRC
|
15
|
170
|
105
|
75
|
55
|
18-2
|
4-14
|
240
|
20
|
190
|
125
|
90
|
68
|
20-2
|
4-18
|
280
|
25
|
210
|
135
|
100
|
78
|
22-2
|
4-18
|
290
|
32
|
230
|
150
|
110
|
82
|
24-2
|
4-23
|
325
|
40
|
260
|
165
|
125
|
95
|
24-3
|
4-23
|
360
|
50
|
300
|
175
|
135
|
105
|
26-3
|
4-23
|
410
|
65
|
340
|
200
|
160
|
130
|
28-3
|
8-23
|
430
|
80
|
380
|
210
|
170
|
140
|
30-3
|
8-23
|
465
|
100
|
430
|
250
|
200
|
168
|
32-3
|
8-25
|
537
|
125
|
500295
|
240
|
202
|
36-3
|
8-30
|
630
|
|
150
|
550
|
340
|
280
|
240
|
38-3
|
8-34
|
790
|
200
|
650
|
405
|
345
|
300
|
44-3
|
12-34
|
910
|
|