双偏心半球阀
双偏心半球阀
Double eccentric half ball valve
公称通径 Nominal diameter: DN40〜DN3000
公称压力 Nominal pressure: PN1.〇~4.0MPa
适用介质 Applicable medium:水、油、气等 Water,oil,steam etc
适用温度 Applicable temperature: -45℃-150℃
驱动方式 Drive mode:手动、气动、电动 Hand operated,air operated,electrically operated
本厂生产的双偏心半球球阀经过在石化、冶金、电力、轻工等行业的实践,证明了我厂生产的双偏心半球球阀能满足用户对压力、温度、介质及口径参数不同的要求。尤其对一些恶劣工况条件,使用本厂产品后大大延长了系统上更换检修阀门的时间间隔,深受用户欢迎。
The dual-eccentric semi-ball ball valves made in this factory have been verified,via the practice in petrochemical,metallu rgic,electric power,light etc industries,to be capable of satisfying the different requirements of the users on temperature,pressure,medium and aperture parameter and,especially for some harsh work conditions,greatly extending the time interval in valve replacement and repair,greatly favored by the users
BQ41/BQ341FP/BQ641YP/BQ941YR系列
主要连接尺寸及重量Main connection dimensions and weight
公称通径DN
标准值Standard value
参考值Reference
Dc
L
L1
D
D1
D2
b
f
Z-d
H
H1
B
W(kg)
VQ347
VQ647
VQ947
VQ347
VQ647
VQ947
DN(mm)
PN1.6MPa
50
60
124
62
160
125
100
16
3
4-18
225
248
365
92
400
11
13
16
65
75
145
72.5
180
145
120
18
3
4-18
235
255
375
100
400
13
15
18
80
89
165
82.5
195
160
135
20
3
8-18
260
270
380
108
400
15
17
20
100
113
194
97
215
180
155
20
3
8-18
270
278
390
117
400
17
19
23
125
140
210
105
245
210
185
22
3
8-18
320
335
405
140
455
22
25
28
150
164
229
114.5
280
240
210
24
3
8-23
340
358
120
177
455
30
36
40
200
205
243
121.5
335
295
265
26
3
12-23
390
405
240
200
700
60
68
75
250
259
297
148.5
405
355
320
30
3
12-26
420
449
240
252
700
90
100
110
300
300
338
169
460
410
375
30
4
12-23
510
550
605
270
700
180
205
207
mm
PN2.5MPa
50
60
124
62
160
125
100
20
3
4-18
225
248
365
92
400
11
13
16
65
75
145
72.5
180
145
120
22
3
8-18
235
255
375
100
400
13
15
18
80
89
165
82.5
195
160
135
22
3
8-18
260
270
380
108
400
15
17
20
100
113
194
97
230
190
160
24
3
8-23
270
278
390
117
400
18
22
25
125
140
210
105
270
220
188
28
3
8-26
320
335
405
140
455
23
26
32
150
164
229
114.5
300
250
218
30
3
8-26
340
358
120
177
455
40
56
60
200
205
243
121.5
360
310
278
34
3
12-26
390
405
240
200
700
62
70
79
250
259
297
148.5
425
370
332
36
3
12-30
420
449
240
252
700
93
105
120
300
300
338
169
485
430
390
40
4
16-30
510
550
605
270
700
190
220
225
mm
inch
Class150
50
2
60
124
62
152
120.5
92
16.0
2
4-19
225
248
365
92
400
11
13
16
65
2 1/2
75
145
72.5
178
139.5
105
17.5
2
4-19
235
255
375
100
400
13
15
18
80
3
89
165
82.5
190
152.5
127
19.5
2
4-19
260
270
380
108
400
15
17
20
100
4
113
194
97
229
190.5
157
24.0
2
8-19
270
278
390
117
400
18
22
25
125
5
140
210
105
254
216
186
24.0
2
8-22
320
335
405
140
455
23
26
32
150
6
164
229
114.5
278
241.5
216
25.5
2
8-22
340
358
120
177
455
40
56
60
200
8
205
243
121.5
343
298.5
270
29.0
2
8-22
390
405
240
200
700
62
70
79
250
10
259
297
148.5
406
362
324
30.5
2
12-25
420
449
240
252
700
93
105
120
300
12
300
338
169
483
432
381
32.0
2
12-25
510
550
605
270
700
190
220
225