Oval manway
A311G (305x430)
Oval manway A311G
Oval manway A311G with a compact and strong design. It is mounted in the side wall of the tank as standard. It can also be used as a top manway. This model is manufactured from two grades of stainless steel - AISI 304/304L (standard), AISI 316 (optional).
The external hinge is equipped with a movable pin, which allows the cover to be moved aside. A large plastic handwheel allows quick loosening and tightening of the cover. The handwheel can be replaced with a stainless steel option if necessary.
The use of stainless steel oval manway A311G
The main areas of application are:
- food industry,
- beverage and alcohol production,
- chemical and biotechnology industries,
- all kinds of non-pressure tanks.
| Model | A [mm] | B [mm] | HxSP1 [mm] | HT [mm]* | SP2 [mm] | MAX [bar]* |
Weight [kg] |
|---|---|---|---|---|---|---|---|
| A311G | 305 | 430 |
60x6** 80x6 100x6 150x6 |
210 | 2.0 | 0.4 | 11.0 |
*For the standard version (HxSP1 = 60x6 mm).
**Standard version.
| Symbol | Element |
|---|---|
| V | handwheel |
| C | cover |
| G | gasket |
| T | frame |
| B | arm |
Technical parameters
| Product series | Series A |
|---|---|
| Size | M (longer manway side between 300-500 mm) |
| Shape | Oval manways |
| Type | Non-pressure manway |
| Frame height (in mm) | 60-150 mm |
| Frame wall thickness (in mm) | 6.0 mm |
| Opening type | Outward |
| Mounting method | in the tank roof (top manways), in the tank side wall (side manways) |
| Pressure | below 0.5 bar |
| Vacuum pressure | not applicable |
| PED certificate | no |
| Steel grade | AISI 304/304L, AISI 316/316L |
| Gasket material | EPDM, NBR, Neoprene, Silicone, Viton |
| Handwheel material | Plastic, INOX |