DN300 DN500 Low Profile Manlid Inspection Hatch Assembly
| Nominal Diameter | DN300 DN500 |
| Design Pressure | 4bar |
| Test Pressure | 6bar |
| Design Temperature | -40-250℃ |
| Valve Body Material | Q345R, 304, 316 |
| Weight | 42KG |
| Adapt To Tank | R850~1260MM |
| Installation | Welding with tank body |
| Outlet | Locking with 8 swing bolt |