A47H/Y spring loaded low lift safety valve with lever
Brief introduction of spring safety valve with wrench (A47H, A47Y)A47H, A47Y spring safety valve with spanner is suitable for equipment or pipelines with steam, air and other media whose working temperature is ≤350℃. As an overpressure protection device. The connection flange standard is in accord...
Brief introduction of spring safety valve with wrench (A47H, A47Y)
A47H, A47Y spring safety valve with spanner is suitable for equipment or pipelines with steam, air and other media whose working temperature is ≤350℃. As an overpressure protection device. The connection flange standard is in accordance with JB/T-94 series 1. A47H, A47Y with wrench spring micro-opening safety valve product series: A47H-16C, A47H-25, A47H-40, A47Y-64, A47H-64, A47Y-100, A47H-100 A47H, A47Y with wrench spring micro-opening Type safety valve.
Explanation of materials for main parts
| NO. | Name of part | Materials |
| 1 | Body | WCB |
| 2 | Valve seat Nozzle | ZG2Cr13 |
| 3 | Adjusting ring | ZG2Cr13 |
| 4 | Disc | 2Cr13 |
| 5 | Guide sleeve | 2Cr13 |
| 6 | Bonnet | ZG230-450 |
| 7 | Spring | 50CrVA |
| 8 | Stem | 2Cr13 |
| 9 | Wrench Lever | ZG200-400 |
| 10 | Adjusting bolt | 45 |
| 11 | Protective cover Cap | ZG200-400 |
| Sealing surface of material | "H" type depositing D507, "Y" type depositing Co-based hard alloy "H" type Depositing D507, "Y" type Depositing stellite |
