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DN20- DN400 Pneumatic Power Station Valve , Double-Seat Adjusting Valve

DN20- DN400 Pneumatic Power Station Valve , Double-Seat Adjusting Valve

Model Number:ZXN
Minimum Order Quantity:10
Delivery Time:15days
Payment Terms:TT
Place of Origin:China
Packaging Details:carton box
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Location: Shenzhen Guangdong China
Address: 27P , Block B , Duhui 100 , Zhonghang Road , Futian District , Shenzhen , China
Supplier`s last login times: within 9 hours
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Product Details

DN20- DN400 Pneumatic Power Station Valve , Double-Seat Adjusting Valve


pneumatic double-seat adjusting valve


ZXP pneumatic single-seat adjusting valve, ZXN pneumatic double-seat adjusting valve, ZXM pneumatic sleeve adjusting valve are the important products of pneumatic adjusting valve, use top-guide structure, equipped with multi-spring actuator. Impact structure, light weight, flexible action, S-type streamline channel, small loss of pressure drop, large capacity, precise flow characteristics, convenient assembly. Widely used for controlling gas, liquid, processing parameters, like pressure, flow, temperature, liquid, keep them at the given value. This series of product contain standard, adjusting cut-off, bellows sealing, jacket insulation; nominal pressure: PN10,16,40,64; nominal diameter: DN20~400, fluid temperature: -200℃~560℃; leakage level: IV level or VI level; flow characteristics: linear or equal percentage


Nominal diameter mm

20

25

40

50

65

80

100

150

200

250

300

350

400

Diameter of valve seat mm

10

12

15

20

25

32

40

50

65

80

100

125

150

200

250

300

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Rated flow coefficient Kv

Straight line

1.8

2.8

4.4

6.9

11

17.6

27.5

44

69

110

176

275

440

690

1000

1600

Equal percentage

1.6

2.5

4

6.3

10

16

25

40

63

100

160

250

400

630

900

1440

Nominal pressure MPa

0.61.64.06.4

Travel mm

10

16

25

40

60

100



Flow characteristics

Straight line,equal percentage ,quick open

Media temperature ℃

-15~200(normal temperature ),-40~+250,-40~+450(medium temperature ),-100~+200(low temperature )

Flange size

Cast iron flange size JB78,cast steel flange size JB79

Flange size

Sealing surface of flange JB77,cast iron flange is smooth, cast steel flange is concave

Material of valve body

PN
(MPa)

0.6,1.6

HT200,WCB(ZG230-450)

4.0,6.4

WCB(ZG230-450),ZG1Cr18Ni9Ti,ZG0Cr18Ni12Mo2Ti

Material of valve spool

1Cr18Ni9,0Cr18Ni12Mo2Ti

Upper cover

General (normal temperature ),heat sink(medium temperature),low temperature

Adjustable ratio R

50:1

Connector of air supply

M16×1.5

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China DN20- DN400 Pneumatic Power Station Valve , Double-Seat Adjusting Valve supplier

DN20- DN400 Pneumatic Power Station Valve , Double-Seat Adjusting Valve

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