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 |
Double Disc Check Valve Function and specification | |||||
Type | Nominal | Testing pressure（mpa） | Suitable | Suitable | |
Strength | Enclose | ||||
DH77X-10 | 1.0 | 1.50 | 1.10 | ≤80℃ | water |
Double Disc Check Valve Outline and connecting measurement | |||||
Type | Nominal | Measurement（mm） | |||
L | 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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