Description
DKV A28W/Y spring full-opening closed safety valve is suitable for equipment and pipelines with working temperature ≤200℃ for air, steam, water, nitrogen-hydrogen mixed gas and other media.
A28W-P/R spring full-opening closed safety valve is suitable for equipment or pipelines with working temperature ≤200℃ and corrosive media as an overpressure protection device.
Outline and connecting measurememt
| DN | do | R | L | L1 | G | ≈H |
| 15 | 13 | 1/2″ | 35 | 60 | 3/4″ | 171 |
| 20 | 18 | 3/4″ | 42 | 67 | 1″ | 190 |
| 25 | 22 | 1″ | 48 | 73 | 1-1/4″ | 197 |
| 32 | 28 | 1-1/4″ | 53 | 92 | 1-1/2″ | 258 |
| 40 | 38 | 1-1/2″ | 53 | 101 | 2″ | 264 |
| 50 | 38 | 2″ | 71 | 114 | 2″-1/2″ | 325 |
