Vertical wafer check valve can open or close automatically depending on flowing of pressure, incasing of medium contra flowing.
Parameter
Model | H72H-160 | H72H-320 | |
Working Pressure(MPa) | 16.0 | 32.0 | |
Applicable Temperature(℃) | ≤200 | ||
Applicable Medium | Mixed gas, ammoniacal liquor, copper ammoniacal liquor, alkali liquor | ||
Materials | Flange/bonnet | Carbon steel | |
Disc/base | Stainless steel | ||
Spring | Silico manganese steel | ||
O ring | Nitrile rubber | ||
Body/stud bolt | Chromium steel | ||
Nut | Carbon steel | ||
Dimensions
Nominal Pressure PN | DN(mm) | D | M | D2 | D0 | L0 | d | L | WT (kg) |
16.0MPa | 15 | 95 | M24×2 | 20 | 16 | 145 | 42 | 60 | 5 |
25 | 105 | M33×2 | 28 | 23 | 155 | 50 | 65 | 10 | |
32 | 115 | M42×2 | 37 | 29 | 175 | 62 | 80 | 15 | |
40 | 165 | M52×2 | 42 | 39 | 215 | 72 | 90 | 20 | |
50 | 165 | M64×2 | 58 | 50 | 245 | 88 | 115 | 30 | |
65 | 200 | M80×2 | 73 | 65 | 300 | 115 | 140 | 45 | |
80 | 225 | M100×2 | 93 | 80 | 345 | 135 | 160 | 60 | |
32.0MPa | 15 | 105 | M33×2 | 27 | 17 | 155 | 50 | 65 | 5 |
25 | 115 | M42×2 | 35 | 22 | 175 | 62 | 80 | 10 | |
32 | 135 | M48×2 | 41 | 30 | 200 | 72 | 90 | 15 | |
40 | 165 | M60×3 | 58 | 42 | 245 | 88 | 115 | 20 | |
50 | 200 | M80×3 | 70 | 58 | 300 | 115 | 140 | 30 | |
65 | 215 | M100×3 | 90
| 68 | 345 | 135 | 160 | 45 | |
80 | 200 | M125×4 | 112 | 85 | 395 | 135 | 185 | 60 |
Steel Swing Check Valve
DIN 3356 Swing Flanged Check Valve, PN1.6, 2.5, 4.0
Silent Check Valve
