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Pneumatic regulating valves
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ZXMⅡ Low-noise Cage Control Valve

According to the principle of Multi-Stage release of pressure, ZXMⅡ Low-noise Cage Control Valve equipped with low-noise parts. So that it achieve the purpose of reducing noise, and the noise generated by valve can be controlled up to the international or national standards.
Detail
Main technical parameters
Body size DN（mm）
25
32
40
50
65
80
100
125
150
200
250
Ports size Dg (mm)
20
25
32
40
50
65
80
100
125
150
200
Rated flow coefficient (KV)
Liner
6.9
11
17.6
27.5
44
69
110
176
275
440
690
Percentage
6.3
10
16
25
40
63
100
160
250
400
630
Rated travel（mm）
16
25
40
60
Diaphragm area（cm2）
280
400
600
1000
Body size (mm）
300
350
20
DN300 or DN350
(Would choose double seat valve or angle valve)
Ports size (mm)
250
300
15
Rated flow coefficient (KV)
Liner
1000
1650
4.4
Percentage
900
1500
4.0
Rated travel （mm）
100
16
Diaphragm area （cm2）
1600
280
Spring range（Kpa）
20～100、40～200、80～240. . Or other spring range
Air supply MPa）
0.14、0.25、0.30
Flow characteristic
Liner, percentage
Range ability (R)
50:1
Seat leakage
Hard seat ：class Ⅲ、class Ⅳ   soft seat：class Ⅵ
Body size
PN
 
Mpa
1.6, 2.5, 4.0,6.4(6.3) /2.0, 5.0, 11.0,15.0
Bar
16, 25, 40, 64(63), 100,160/20, 50, 110,150
Lb
ANSI: Class150、Class300、Class600、Class900
Working temperature 0C）
Normal temperature type
-20～200、-40～250、-60～250
Heat
Radiating type
-40～450、-60～450
High temperature type
450～560(high temperature material)
Low temperature type
-60～-100、-100～-200、-200～-250
Regulator /cutting-off type
-40~150   -60~200

BUYER GUIDE
Data:
Type of valve, Valve size, purpose
Body size, Nominal pressure
Working temperature
Input pressure, outlet pressure
Fluid name, flux of medium, fluid state
Rated flow coefficient (KV)
Bonnet type,
Air supply, air-to-open or air-to-close
Material of Body and seat
Accessory:
Pneumatic retaining, Positioner, limit switches, solenoid valve, redactor, Handwheel,
Flange Standard, Flange interval
Other especial demand
Other