Double Disc Check Valve China Best Ball Valve Price strainer valve manufacturers
Medium temperature: ≤80 ℃
Medium: water
Caliber: DN40-600
Pressure: 1.0mpa
Body material: gray cast iron / nodular cast iron
Connection method: Wafer type
GOST SERIES Details
|
Double Disc Check Valve Main parts and materials
|
|
Parts name
|
Material
|
|
Valve body Bonnet
|
Grey iron
|
|
Butterfly
|
Grey iron
|
|
Valve shaft
|
Carbon steel
|
|
Sealing ring
|
NBR
|
|
spring
|
stainless steel
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Double Disc Check Valve Function and specification
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|
Type
|
Nominal
pressure
（mpa）
|
Testing pressure（mpa）
|
Suitable
temperature
|
Suitable
medium
|
|
Strength
(Water)
|
Enclose
(Water)
|
|
DH77X-10
|
1.0
|
1.50
|
1.10
|
≤80℃
|
water
|
|
Double Disc Check Valve Outline and connecting measurement
|
|
Type
|
Nominal
DN(mm）
|
Measurement（mm）
|
|
L
R
|
R
|
D
|
D0
|
|
DH77X-10
|
40
|
43
|
23.5
|
92
|
66
|
|
50
|
43
|
28.5
|
106
|
66
|
|
65
|
46
|
34.5
|
126
|
81
|
|
80
|
64
|
44
|
135
|
95
|
|
100
|
64
|
52.8
|
158
|
118
|
|
125
|
70
|
66.5
|
190
|
146
|
|
150
|
76
|
74.5
|
214
|
171
|
|
200
|
89
|
87.5
|
270
|
225
|
|
250
|
114
|
127
|
328
|
266
|
|
300
|
114
|
147
|
378
|
311
|
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