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butterfly swing check valve

    Place of Origin: China

Product Description

Butterfly Swing Check Valve
Our product-Wafer type butterfly Check Valve consist of valve body,disk,valve rod,spring and other parts, adapted wafer connection. Due to disk`s short closing stroke,and spring equipped,it can reduce water hammer effectively.This valve is mainly suitable for water supply and drain pipeline of urban, industry and high-rise building . Because of shorter structural length than average check valve,it is well suited to limited space.it is used to prevent reverse flow of medium in puring pipeline, industry, environmental protection, water treatment and high-rise building`s water supply and drainage.

Benefits and Features:
1, Wafer type butterfly check valve is small volume, light weight, compact structure, convenient maintenance
2, the valve plate use dual type which can be closed automatically for its spring of the elastic force moment
3, It can prevent the backflow of medium for its for quick closing function
4, body structure length is short, and also has good rigidity
5, It is safe and convenient, and can be used for both horizontal and vertical installation.

Standards:
1, flange connection dimension: GB/T1724.1-98, ANSI 150/250/300 lbs, BS PN10, JIS 10K are also available upon request.
2, structural length: GB/T12221-1989, ISO5752-82.

Performance Data:


Mode
Working pressure(M Pa)
Applicable temperature (℃)
Applicable medium
Valve material
H76H-10C-40
1.0-4.0
-29-425
Water,steam,oil
Carbon steel
H76W-10P-25
1.0-2.5
≤150
nitrose
Stainless steel
H76Y-40P
4.0
≤150
nitrose
Stainless steel

Components/Material:


Name of parts
body
disk
Valve rod
spring
Valve seat
Material
Cast iron,cast steel
Carbon steel
stainless steel
stainless steel
Nitrile rubber

Technical Parameters:


Nominable pressure PN(M Pa)
Strength testing pressure(M Pa)
Seal testing pressure(M Pa)
Appliable temperature
Appliable medium
1.0
1.5
1.1
≤80℃
clean water sewage
1.6
2.4
1.76
Data sheet:

Nominal diameter DN(mm)
L(mm)
H(mm)
D(mm)
1.0MPa
1.6MPa
50
43
60
105
105
65
46
73
124
124
80
64
89
142
142
100
64
110
162
162
125
70
141
192
192
150
76
168
218
218
200
89
219
272
273
250
114
273
328
328
300
114
324
378
384
350
127
356
438
444
400
140
418
489
495
450
152
457
540
555
500
152
526
594
616
600
178
626
695
734

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Product Categories : Check Valve > Swing Check Valve

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