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Shanghai Shanghai valve flow balancing valve ZLF-16C self cast steel flange control valve DN100

price:USD$1425.00
discount 70% in 2018-10-15 to 2018-10-17
price: USD$ 997.50
freight :USD$18.00,(Express)
freight :USD$7.00,(Postal parcel)
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First, product overview:

ZLF self operated flow balancing valve is a kind of valve which uses the pressure change of the medium to control itself and keeps the constant flow through the controlled system. It has flow indication and convenient adjustment. It is suitable for the flow control of non corrosive media such as heating and air conditioning. Before the operation, the system flow can be automatically kept constant at the required setting value. The valve has the advantages of accurate flow regulation, simple operation, stable operation, reliable performance and long service life. The product has been tested for constant flow accuracy, constant flow accuracy + 3%. Internal materials are bronze and stainless steel, no power supply, save coal, save electricity 8 ~ 30% each. The setting flow can be adjusted in the range of 360 degrees, the special locking device and flow display of the manual control valve group ensure the adjustment quality at the time of operation.

Two, product features: can make the system automatic flow balance in the required settings; can automatically eliminate the hydraulic water system caused by various factors imbalance, users need to maintain the flow, to overcome the "Lengrebujun", improve the heating, air conditioning room temperature qualified rate; balance valve is a special feature of the valve. The valve itself special place, only is the use of function and field all the difference. ZLF self balancing valve is a kind of self control by using the pressure change of the medium itself, so as to maintain the constant flow of the flow through the controlled system valve, with flow indication, can be adjusted online, applicable to non corrosive media such as heating and air conditioning systems.

Three. Technical parameters:

 

Nominal pressure

1.6 MPa

Shell test pressure

2.4MPa

Use medium

Non corrosive liquids such as water and oil

Medium temperature

0-80℃

Valve cover

cast iron

Spring

Stainless steel

diaphragm

Nylon reinforced rubber

 

Four, shape connection size:

DN

15

20

25

32

40

50

65

80

100

125

150

200

250

300

350

Remarks

L

110

110

115

160

200

215

230

275

290

310

350

430

520

635

670

DNl5.25 is threaded connection

H1

72

72

81

108

138

138

143

170

193

208

254

289

325

357

372

H2

70

70

74

91

147

147

154

189

211

227

260

303

367

430

495

flow control

0.1

0.1

0.2

0.5

1

2

3

5

10

15

30

40

100

150

200

Range m3 / h

~1

~1.5

~2

~4

~6

~10

~15

~25

~35

~50

~80

~180

~300

~1500

~700