Description
DKV A21W/Y spring-loaded micro – lift enclosed safety valves is suitable for equipment and pipelines with air, water and other media with working temperature ≤200℃.
A21F-P/R spring-loaded micro – lift enclosed safety valves is suitable for equipment or pipelines with corrosive working temperature ≤80℃ as an overpressure protection device.
Outline and connecting measurememt
| DN | do | R | L | L1 | G | ≈H |
| 15 | 13 | 1/2″ | 32 | 53 | 1/2″ | 138 |
| 20 | 18 | 3/4″ | 35 | 60 | 3/4″ | 150 |
| 25 | 22 | 1″ | 39 | 65 | 1″ | 166 |
| 32 | 28 | 1-1/4″ | 46 | 80 | 1-1/4″ | 182 |
| 40 | 38 | 1-1/2″ | 50 | 86 | 1-1/2″ | 217 |
| 50 | 38 | 2″ | 55 | 95 | 2″ | 251 |
