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Control Valve

   

 

 

Main parts and materials

No
Parts Name
Material
1
Body
Ductile Iron
2
Bolts
Stainless Steel
3
cover
Cast Iron/Ductile Iron
4
Spring
Stainless Steel
5
Stem
Stainless Steel
6
Nut
Stainless Steel
7
Plate
Q235
8
Diaphragm
EPDM
9
Seat
Brass
10
Plate
Q235
11
Gasket
NBR
12
Diaphragm discs
Ductile Iron

Outline and connecting measurement

DN(mm)
L
D(mm)
D1(mm)
D2(mm)
n-d
PN10
PN16
PN10
PN16
PN10
PN16
PN10
PN16
50
215
165
125
99
4-Ø19
65
235
185
145
119
4-Ø19
80
250
200
160
133
8-Ø19
100
290
220
180
154
8-Ø19
125
325
250
210
184
8-Ø19
150
360
285
240
210
8-Ø23
200
420
340
295
265
8-Ø23
12-Ø23
250
450
405
350
355
319
12-Ø23
12-Ø28
300
510
450
400
410
370
12-Ø23
12-Ø23
350
645
520
460
470
429
16-Ø23
16-Ø28
400
720
580
515
525
480
16-Ø28
16-Ø31
450
785
640
565
585
548
20-Ø28
20-Ø31
500
785
715
620
650
609
20-Ø28
20-Ø34
600
910
840
725
770
780
20-Ø31
20-Ø37

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