Piston-type flow control valve
Keywords:
Valve Encyclopedia
Category:
- Product Description
-
Item table
Serial number
Part Name
Serial number
Part Name
Serial number
Part Name
1
Guide fluid cover bolt
10
Piston sleeve with pin and nut
19
V-shaped oil seal sleeve
2
Flow guide cover
11
Piston sleeve
20
Valve stem
3
Drive rod base
12
Sealing ring
21
Bushing
4
Drive rod
13
Sealing ring press plate
22
Gearbox
5
Rings
14
Seal ring pressure plate bolt
23
O-ring
6
Valve body
15
Valve seat
24
Four-way key
7
Piston sleeve seal ring
16
Short-tube fixing bolts, nuts, and washers
25
Drive rod base pin
8
Piston sleeve seal ring
17
Short outlet pipe
26
Gearbox fixing bolts
9
Piston sleeve base
18
Handwheel
27
Piston sleeve with pin
Main external dimensions and connection dimensions (mm)
DN
L
D
K
d
C
f
nxφ
PN10
PN16
PN10
PN16
PN10
PN16
PN10
PN16
PN10
PN16
200
400
340
340
295
295
266
266
20
20
3
8×23
12 × 23
250
500
395
405
350
355
319
319
22
22
3
12 × 23
12×28
300
600
445
460
400
410
370
370
24.5
24.5
4
12 × 23
12×28
400
800
565
580
515
525
480
480
24.5
28
4
16×28
16 × 31
450
900
615
640
565
585
530
548
25.5
30
4
20×28
20×31
500
1000
670
715
620
650
582
609
26.5
31.5
4
20×28
20×34
600
1200
780
840
725
770
682
720
30
36
5
20×31
20×37
700
1400
895
910
840
840
794
794
32.5
39.5
5
24 × 31
24 × 37
800
1600
1015
1025
950
950
901
901
35
43
5
24 × 34
24 × 40
900
1800
1115
1125
1050
1050
1001
1001
37.5
46.5
5
28 × 34
28 × 40
1000
2000
1230
1255
1160
1170
1112
1112
40
50
5
28 × 37
28 × 43
1200
2400
1455
1485
1380
1390
1328
1328
45
57
5
32×40
32 × 49
1600
3000
1915
1930
1820
1820
1750
1750
49
65
5
40×49
40×56
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