BD343H多层次金属硬密封保温蝶阀适用介质：酸、碱、盐、水、蒸气、煤气、油品等，广泛应用于石油、化工、化肥、冶炼、电力、水力、建筑、酿酒、造纸、医药等行业。
主要外形连接尺寸
公称通径DN(mm)
|
结构长度(标准值)
|
外形尺寸(参考值)
|
连接尺寸(标准值)
|
参考重量D1343H
|
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L
|
H
|
BDd343H
|
BDd643H
|
BDd943H
|
PN0.6MPa
|
PN1.6MPa
|
||||||||||||||
毫米mm
|
英寸inch
|
短Brief
|
长long
|
H1
|
A1
|
B1
|
H2
|
A2
|
B2
|
H3
|
A3
|
B3
|
D
|
D1
|
Z-d
|
D
|
D1
|
Z-d
|
||
50
|
2
|
108
|
150
|
112
|
350
|
180
|
200
|
625
|
245
|
72
|
530
|
250
|
255
|
140
|
110
|
4-14
|
165
|
125
|
4-18
|
17
|
65
|
21/2
|
112
|
170
|
115
|
370
|
180
|
200
|
625
|
245
|
72
|
530
|
250
|
255
|
160
|
130
|
4-14
|
185
|
145
|
4-18
|
20
|
80
|
3
|
114
|
180
|
120
|
380
|
180
|
200
|
645
|
245
|
72
|
565
|
250
|
255
|
190
|
150
|
4-18
|
200
|
160
|
8-18
|
23
|
100
|
4
|
127
|
190
|
138
|
420
|
180
|
200
|
675
|
355
|
92
|
600
|
250
|
255
|
210
|
170
|
4-18
|
220
|
180
|
8-18
|
25
|
125
|
5
|
140
|
200
|
164
|
460
|
180
|
200
|
715
|
355
|
92
|
640
|
250
|
255
|
240
|
200
|
8-18
|
250
|
210
|
8-18
|
40
|
150
|
6
|
140
|
210
|
175
|
555
|
270
|
280
|
800
|
355
|
92
|
705
|
300
|
315
|
265
|
225
|
8-18
|
285
|
240
|
8-22
|
47
|
200
|
8
|
152
|
230
|
200
|
760
|
400
|
425
|
850
|
250
|
170
|
775
|
300
|
315
|
320
|
280
|
8-18
|
340
|
295
|
8-22
|
60
|
250
|
10
|
165
|
250
|
243
|
830
|
400
|
425
|
925
|
250
|
170
|
945
|
300
|
315
|
375
|
335
|
12-18
|
3695
|
350
|
12-22
|
95
|
300
|
12
|
178
|
270
|
250
|
895
|
450
|
560
|
1035
|
450
|
220
|
1070
|
300
|
315
|
440
|
395
|
12-22
|
445
|
400
|
12-22
|
124
|
350
|
14
|
190
|
290
|
280
|
950
|
450
|
560
|
1070
|
450
|
220
|
1140
|
300
|
315
|
490
|
445
|
12-22
|
505
|
460
|
16-22
|
181
|
400
|
16
|
216
|
310
|
305
|
1190
|
535
|
580
|
1190
|
450
|
220
|
1210
|
300
|
315
|
540
|
495
|
16-22
|
565
|
515
|
16-26
|
260
|
450
|
18
|
222
|
330
|
350
|
1255
|
535
|
580
|
1250
|
650
|
280
|
1335
|
575
|
714
|
595
|
550
|
16-22
|
615
|
565
|
20-26
|
338
|
500
|
20
|
229
|
350
|
380
|
1305
|
5385
|
580
|
1290
|
650
|
280
|
1415
|
575
|
714
|
645
|
600
|
20-22
|
670
|
620
|
20-26
|
360
|
600
|
24
|
267
|
390
|
445
|
1340
|
570
|
660
|
1455
|
850
|
380
|
1605
|
656
|
810
|
755
|
705
|
20-26
|
780
|
725
|
20-30
|
540
|
700
|
28
|
292
|
430
|
480
|
1520
|
750
|
550
|
1585
|
850
|
380
|
1844
|
656
|
810
|
860
|
810
|
24-26
|
895
|
840
|
24-30
|
580
|
800
|
32
|
318
|
470
|
530
|
1710
|
750
|
550
|
1700
|
1250
|
380
|
2040
|
656
|
810
|
975
|
9＊20
|
24-30
|
1015
|
950
|
2433
|
845
|
900
|
36
|
330
|
510
|
580
|
1810
|
750
|
550
|
1965
|
1250
|
380
|
2255
|
785
|
863
|
1075
|
1020
|
24-30
|
1115
|
1050
|
28-33
|
1050
|
1000
|
40
|
410
|
550
|
650
|
1960
|
900
|
750
|
2015
|
1250
|
380
|
2380
|
785
|
863
|
1175
|
1120
|
28-30
|
1230
|
1160
|
28-36
|
1500
|
1200
|
48
|
470
|
630
|
760
|
2250
|
1000
|
925
|
2250
|
1250
|
380
|
2640
|
785
|
863
|
1405
|
1340
|
32-33
|
1455
|
1380
|
32-39
|
2000
|
1400
|
56
|
530
|
710
|
850
|
2435
|
1000
|
925
|
2886
|
1630
|
1560
|
36-36
|
1675
|
1590
|
36-42
|
3000
|
|||||
1600
|
64
|
600
|
790
|
1030
|
2780
|
1000
|
925
|
3456
|
1830
|
1760
|
40-36
|
1915
|
1820
|
40-48
|
4700
|
|||||
1800
|
72
|
670
|
870
|
1230
|
3020
|
1100
|
980
|
3420
|
2045
|
1970
|
44-39
|
2115
|
2020
|
44-48
|
6500
|
|||||
2000
|
80
|
760
|
950
|
1350
|
3270
|
1100
|
980
|
3685
|
2265
|
2180
|
48-42
|
2325
|
2230
|
48-48
|
8700
|
|||||
