夾套保溫截止閥主要用于石油、化工、冶金、制藥等各類系統中，以輸送常溫下會凝固的高粘度介質。
執行標準
設計與制造：BS1873BS5160GB12233
法蘭尺寸：ANSIB16.5JB/T79GB9113
壓力溫度：ANSIB16.34
結構長度：ANSIB16.10BS1873GB12221
對焊連接尺寸：ANSIB16.25
檢驗與實驗：BS6755GB/T13927
保溫截止閥主要性能規范：
|
型號
|
公稱壓力
PN（MPa）
|
試驗壓力PS（MPa）
|
適用溫度
（℃）
|
適用介質
|
保溫套壓力
（MPa）
|
|
殼體
|
密封
|
|
BJ41W-16P.R.C
|
1.6
|
2.4
|
1.8
|
≤350
|
硝酸類
|
≤1.0
|
|
BJ41W-25P.R.C
|
2.5
|
3.8
|
2.8
|
≤350
|
硝酸類
|
≤1.0
|
BJ41W/H-16P/R/C保溫截止閥主要外形尺寸和連接尺寸
|
型號
|
公稱通徑
DN（/）
|
尺寸（?）
|
|
L
|
D
|
D1
|
D2
|
B-f
|
Z-φ
|
H
|
D0
|
|
BJ41W/H-16P/R/C
|
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
|
BJ41W/H-25P/R/C保溫截止閥主要外形尺寸和連接尺寸
|
型號
|
公稱通徑
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
|
BJ41W/H-40/64P/R/C保溫截止閥主要外形尺寸和連接尺寸
|
型號
|
公稱通徑
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
|
500
|
295
|
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
|
|
