BJ41H 保温截止阀
一、BJ41H保温截止阀--用途
BJ41H 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
二、BJ41H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
三、BJ41H保温截止阀--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 |
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 |
四、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 |
3/8 |
| 25 |
160 |
115 |
85 |
65 |
16-2 |
4-14 |
205 |
205 |
3/8 |
| 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 |
1/2 |
| 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 |
| 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 |
233 |
120 |
3/8 |
| 20 |
150 |
105 |
75 |
55 |
16-2 |
4-14 |
275 |
140 |
3/8 |
| 25 |
160 |
115 |
85 |
65 |
16-2 |
4-14 |
285 |
160 |
3/8 |
| 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 |
| 50 |
230 |
160 |
125 |
100 |
20-3 |
4-18 |
362 |
240 |
1/2 |
| 65 |
290 |
180 |
145 |
120 |
22-3 |
8-18 |
400 |
280 |
1/2 |
| 80 |
310 |
195 |
160 |
135 |
22-3 |
8-18 |
430 |
320 |
1/2 |
| 100 |
350 |
230 |
190 |
160 |
24-3 |
8-18 |
465 |
360 |
1/2 |
| 125 |
400 |
270 |
220 |
188 |
28-3 |
8-23 |
550 |
400 |
1/2 |
| 150 |
480 |
300 |
250 |
218 |
30-3 |
8-25 |
700 |
400 |
1/2 |
| 200 |
600 |
360 |
310 |
278 |
34-3 |
12-25 |
780 |
450 |
1/2 |
| 250 |
730 |
425 |
370 |
335 |
36-3 |
12-30 |
900 |
550 |
1/2 |
| 型号 |
公称通径DNmm |
尺寸 |
| L |
D |
D1 |
D2 |
D6 |
B-f |
Z-Φd |
H |
2-G |
|
|
15 |
130 |
95 |
65 |
45 |
40 |
16-2 |
4-14 |
233 |
3/8 |
| 20 |
150 |
105 |
75 |
55 |
51 |
16-2 |
4-14 |
275 |
3/8 |
| 25 |
160 |
115 |
85 |
65 |
58 |
16-2 |
4-14 |
285 |
3/8 |
| 32 |
180 |
135 |
100 |
78 |
66 |
18-2 |
4-18 |
302 |
1/2 |
| 40 |
200 |
145 |
110 |
85 |
76 |
18-3 |
4-18 |
355 |
1/2 |
| 50 |
230 |
160 |
125 |
100 |
88 |
20-3 |
4-18 |
370 |
1/2 |
| 65 |
290 |
180 |
145 |
120 |
110 |
22-3 |
8-18 |
408 |
1/2 |
| 80 |
310 |
195 |
160 |
135 |
121 |
22-3 |
8-18 |
436 |
1/2 |
| 100 |
350 |
230 |
190 |
160 |
150 |
24-3 |
8-23 |
475 |
1/2 |
| 125 |
400 |
270 |
220 |
188 |
176 |
28-3 |
8-25 |
558 |
1/2 |
| 150 |
480 |
300 |
250 |
218 |
204 |
30-3 |
8-25 |
720 |
1/2 |
| 200 |
600 |
375 |
320 |
282 |
260 |
38-3 |
12-30 |
800 |
1/2 |
| 型号 |
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 |
24-2 |
4-18 |
325 |
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 |
1/2 |
| 65 |
340 |
200 |
160 |
130 |
130 |
28-3 |
8-18 |
430 |
1/2 |
| 80 |
380 |
210 |
170 |
140 |
140 |
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 |
36-3 |
8-23 |
630 |
1/2 |
| 150 |
550 |
340 |
280 |
240 |
240 |
38-3 |
8-25 |
790 |
1/2 |
| 200 |
650 |
405 |
345 |
300 |
300 |
44-3 |
12-25 |
910 |
1/2 |
