Characteristics:
This series butterfly valves can be widly used in water system, shipbuilding industry, petrochemical industry and so on, have the following advantages:
Almost can resist any chemical medium ( including concentrated sulfuric acid & aqua regia ).
Whole sealing structure, zero-leakage.
Small size & light weight, easy to operate& maintain.
Main Performance Parameter:
|
Nominal Diameter ( inch )
|
Nominal Pressure (MPa)
|
Suitable Medium
|
Suitable Temperature
|
|
1.5"~40"
|
0.25~1.6
|
Fresh water, Sewage, Sea water,Air, Vapour, Food, Medicine, Oils,Acids,Alkalis etc
|
-15℃~150℃
|
Material of Main Parts:
|
Name
|
Material
|
|
Body
|
Cast iron, Ductile iron, Carbon steel, Stainless steel
|
|
Disc
|
Ductile iron, Carbon steel, Stainless steel
|
|
Stem
|
Stainless steel
|
|
Seal Ring
|
PTFE, PCTFE, FEP, PFA
|
|
Packing
|
PTFE
|
|
Drivng Type
|
Manual、Worm wheel actuator、Electric、Pneumatic、Hydraulic
|
Dimension Table of Installation:
|
Norminal Diameter
|
Standard Parameter
|
RF Parameter
|
|
DN(mm)
|
NPS(inch)
|
L
|
D
|
D1
|
D2
|
f
|
b
|
Z-ød
|
D0
|
H
|
|
PN0.6(MPa)
|
|
40
|
3/2
|
33
|
130
|
100
|
80
|
3
|
16
|
4-ø14
|
160
|
140
|
|
50
|
2
|
43
|
140
|
110
|
90
|
3
|
16
|
4-ø14
|
200
|
145
|
|
65
|
5/2
|
46
|
160
|
130
|
110
|
3
|
16
|
4-ø14
|
250
|
155
|
|
80
|
3
|
46
|
185
|
150
|
125
|
3
|
18
|
4-ø18
|
250
|
165
|
|
100
|
4
|
52
|
205
|
170
|
145
|
3
|
18
|
4-ø18
|
250
|
180
|
|
125
|
5
|
56
|
235
|
200
|
175
|
3
|
20
|
8-ø18
|
300
|
203
|
|
150
|
6
|
56
|
260
|
225
|
200
|
3
|
20
|
8-ø18
|
300
|
225
|
|
200
|
8
|
60
|
315
|
280
|
255
|
3
|
22
|
8-ø18
|
200
|
275
|
|
250
|
10
|
68
|
370
|
335
|
310
|
3
|
24
|
12-ø18
|
200
|
315
|
|
300
|
12
|
78
|
435
|
395
|
362
|
4
|
24
|
12-ø23
|
240
|
348
|
|
350
|
14
|
78
|
485
|
445
|
412
|
4
|
26
|
12-ø23
|
240
|
415
|
|
400
|
16
|
102
|
535
|
495
|
462
|
4
|
28
|
16-ø23
|
280
|
460
|
|
450
|
18
|
114
|
590
|
550
|
518
|
4
|
28
|
16-ø23
|
280
|
500
|
|
500
|
20
|
127
|
640
|
600
|
568
|
4
|
30
|
16-ø23
|
320
|
530
|
|
600
|
24
|
154
|
755
|
705
|
670
|
5
|
30
|
20-ø25
|
320
|
610
|
|
700
|
28
|
165
|
860
|
810
|
775
|
5
|
32
|
24-ø25
|
360
|
675
|
|
800
|
32
|
190
|
975
|
920
|
880
|
5
|
34
|
24-ø30
|
360
|
805
|
|
900
|
36
|
203
|
1075
|
1020
|
980
|
5
|
36
|
24-ø30
|
380
|
995
|
|
1000
|
40
|
216
|
1175
|
1120
|
1080
|
5
|
36
|
28-ø30
|
400
|
1170
|
|
1200
|
48
|
254
|
1400
|
1340
|
1295
|
5
|
40
|
32-ø34
|
400
|
1295
|
|
Norminal Diameter
|
Standard Parameter
|
RF Parameter
|
|
DN(mm)
|
NPS(inch)
|
L
|
D
|
D1
|
D2
|
f
|
b
|
Z-ød
|
D0
|
H
|
|
PN0.6(MPa)
|
|
40
|
3/2
|
33
|
145
|
110
|
85
|
3
|
18
|
4-ø18
|
160
|
140
|
|
50
|
2
|
43
|
160
|
125
|
100
|
3
|
20
|
4-ø18
|
200
|
145
|
|
65
|
5/2
|
46
|
180
|
145
|
120
|
3
|
20
|
4-ø18
|
250
|
155
|
|
80
|
3
|
46
|
195
|
160
|
135
|
3
|
22
|
4/8-ø18
|
250
|
165
|
|
100
|
4
|
52
|
215
|
180
|
155
|
3
|
22
|
8-ø18
|
300
|
180
|
|
125
|
5
|
56
|
245
|
210
|
185
|
3
|
24
|
8-ø18
|
300
|
203
|
|
150
|
6
|
56
|
280
|
240
|
210
|
3
|
24
|
8-ø23
|
200
|
225
|
|
200
|
8
|
60
|
335
|
295
|
265
|
3
|
26
|
8-ø23
|
200
|
275
|
|
250
|
10
|
68
|
390
|
350
|
320
|
3
|
28
|
12-ø23
|
240
|
315
|
|
300
|
12
|
78
|
440
|
400
|
368
|
4
|
28
|
12-ø23
|
240
|
348
|
|
350
|
14
|
78
|
500
|
460
|
428
|
4
|
30
|
16-ø23
|
240
|
415
|
|
400
|
16
|
102
|
565
|
515
|
482
|
4
|
32
|
16-ø25
|
280
|
460
|
|
450
|
18
|
114
|
615
|
565
|
532
|
4
|
32
|
20-ø25
|
280
|
500
|
|
500
|
20
|
127
|
670
|
620
|
585
|
4
|
34
|
20-ø25
|
320
|
530
|
|
600
|
24
|
154
|
780
|
725
|
685
|
5
|
36
|
20-ø30
|
320
|
610
|
|
700
|
28
|
165
|
895
|
840
|
800
|
5
|
40
|
24-ø30
|
360
|
675
|
|
800
|
32
|
190
|
1010
|
950
|
905
|
5
|
44
|
24-ø34
|
360
|
805
|
|
900
|
36
|
203
|
1110
|
1050
|
1005
|
5
|
46
|
28-ø34
|
380
|
995
|
|
1000
|
40
|
216
|
1220
|
1160
|
1115
|
5
|
50
|
28-ø34
|
400
|
1170
|
|
1200
|
48
|
254
|
1450
|
1380
|
1325
|
5
|
56
|
32-ø41
|
400
|
1295
|
|
Norminal Diameter
|
Standard Parameter
|
RF Parameter
|
|
DN(mm)
|
NPS(inch)
|
L
|
D
|
D1
|
D2
|
f
|
b
|
Z-ød
|
D0
|
H
|
|
PN1.6(MPa)
|
|
40
|
3/2
|
33
|
145
|
110
|
85
|
3
|
18
|
4-ø18
|
200
|
145
|
|
50
|
2
|
43
|
160
|
125
|
100
|
3
|
20
|
4-ø18
|
200
|
150
|
|
65
|
5/2
|
46
|
180
|
145
|
120
|
3
|
20
|
4-ø18
|
250
|
160
|
|
80
|
3
|
46
|
195
|
160
|
135
|
3
|
22
|
8-ø18
|
250
|
170
|
|
100
|
4
|
52
|
215
|
180
|
155
|
3
|
24
|
8-ø18
|
300
|
185
|
|
125
|
5
|
56
|
245
|
210
|
185
|
3
|
26
|
8-ø18
|
300
|
210
|
|
150
|
6
|
56
|
280
|
240
|
210
|
3
|
28
|
8-ø23
|
200
|
230
|
|
200
|
8
|
60
|
335
|
295
|
265
|
3
|
30
|
12-ø23
|
240
|
285
|
|
250
|
10
|
68
|
405
|
355
|
320
|
3
|
32
|
12-ø25
|
240
|
325
|
|
300
|
12
|
78
|
460
|
410
|
375
|
4
|
34
|
12-ø25
|
280
|
360
|
|
350
|
14
|
78
|
520
|
470
|
435
|
4
|
38
|
16-ø25
|
280
|
430
|
|
400
|
16
|
102
|
580
|
525
|
485
|
4
|
40
|
16-ø30
|
320
|
475
|
|
450
|
18
|
114
|
640
|
585
|
545
|
4
|
44
|
20-ø30
|
320
|
525
|
|
500
|
20
|
127
|
705
|
650
|
608
|
4
|
46
|
20-ø34
|
320
|
565
|
|
600
|
24
|
154
|
840
|
770
|
718
|
5
|
54
|
20-ø41
|
360
|
620
|
|
700
|
28
|
165
|
910
|
840
|
788
|
5
|
54
|
24-ø41
|
360
|
686
|
|
800
|
32
|
190
|
1020
|
950
|
898
|
5
|
54
|
24-ø41
|
380
|
815
|
|
900
|
36
|
203
|
1120
|
1050
|
998
|
5
|
54
|
28-ø41
|
400
|
1010
|
|
1000
|
40
|
216
|
1255
|
1170
|
1110
|
5
|
60
|
28-ø48
|
400
|
1185
|
