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JLB-valve
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Cast steel valve
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Wafer type hard sealing butterfly valve
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D3/6/943H Flanged metal hard seal butterfly valve
D3/6/943H Flanged metal hard seal butterfly valve
Category
Regular
JLB Valve
Wafer type hard sealing butterfly valve
Order Hotline
86 021 56900777
Consult Now
PDF
Product Overview
Main external dimensions and connection dimensions
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select
Inquiry
DN(mm)
Structure length (standard value)(mm)
Dimension(ref value)(mm)
Connection size (standard value)(mm)
mm
in
L
H
D343H
D643H
D943H
1.0MPa
1.6MPa
H1
A1
B1
H2
A2
B2
H3
A3
B3
D
D1
D2
Z-φd
D
D1
D2
Z-φd
50
2
108
112
350
180
200
625
245
72
530
250
255
65
125
99
4-18
165
125
100
4-18
65
21/2"
112
115
370
180
200
625
245
72
530
250
255
185
145
118
4-18
185
145
120
4-18
80
3
114
120
380
180
200
645
245
72
565
250
255
200
160
132
8-18
200
160
135
8-18
100
4
127
138
420
180
200
675
355
92
600
250
255
220
180
150
8-18
220
180
155
8-18
125
5
140
164
460
180
200
715
355
92
640
250
255
250
210
184
8-18
250
210
185
8-18
150
6
140
175
555
270
280
800
355
92
705
300
315
285
240
210
8-22
285
240
210
8-22
200
8
152
200
760
400
425
850
250
170
775
300
315
340
295
265
8-22
340
295
265
12-22
250
10
165
243
830
400
425
925
250
170
945
300
315
395
350
320
12-22
405
355
320
12-26
300
12
178
250
895
450
560
1035
450
220
1070
300
315
445
400
368
12-22
460
410
375
12-26
350
14
190
280
950
450
560
1070
450
220
1140
300
315
505
460
428
16-22
520
470
435
16-26
400
16
216
305
1190
535
580
1190
450
220
1210
300
315
565
515
482
16-26
580
525
485
16-30
450
18
222
350
1255
535
580
1250
650
280
1335
575
714
615
565
532
20-26
640
585
545
20-30
500
20
229
380
1305
535
580
1290
650
280
1415
575
714
670
620
585
20-26
715
650
608
20-33
600
24
267
445
1340
570
660
1455
850
380
1605
656
810
780
725
685
20-30
840
770
718
20-36
700
28
292
480
1.52
750
550
1585
850
380
844
656
810
895
840
800
24-30
910
840
788
24-36
800
32
318
530
1710
750
550
1700
1250
380
2040
656
810
1015
950
905
24-33
1025
950
898
24-39
900
36
330
580
1810
750
550
1965
1250
380
2255
785
863
1115
1050
1005
28-33
1125
1050
998
28-39
1000
40
410
650
1960
900
750
2016
250
380
2380
785
863
1230
1160
1115
28-36
1255
1170
1110
28-42
1200
48
470
760
2250
1000
925
2250
1250
380
2640
785
863
1455
1380
1325
32-39
1485
1390
1325
32-48
1400
56
530
850
2435
1000
925
-
-
-
2883
-
-
1675
1590
1525
36-42
1685
1590
1525
36-48
1600
64
600
1030
2780
1000
925
-
-
-
3156
-
-
1915
1820
1750
40-46
1930
1820
1750
40-56
1800
72
670
1230
3020
1100
980
-
-
-
3421
-
-
2115
2020
1950
44-48
2130
2020
1950
44-56
2000
80
760
1350
3270
4100
980
-
-
-
3685
-
-
2325
2230
2160
48-48
2345
2230
2150
48-62
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