Round manway
A1090 (DN800-DN1200)
Round manway series A1090
Round manway series A1090 is a large and solid construction. It is manufactured from stainless steel in AISI 304 or AISI 316L grades. As standard, the manway is equipped with plastic handwheels (optionally, INOX M10 handwheels are available).
This model is installed in the roof of large stainless steel tanks. The hinged cover of the A1090 manway is equipped with a hinge and a handle to make it easy to lift.
The size of the gap created after removing the cover allows free access for people and bringing in equipment and tools necessary for service/repair work.
The use of stainless steel round manway series A1090
The main areas of application are:
- large capacity tanks and silos,
- technical chambers,
- technical equipment requiring periodic access.
The manway is used with good results in applications in fruit and vegetable processing, cosmetics, biotechnology and chemical industries. In general, the manway can be installed wherever the application is allowed by the parameters of the materials used in its construction.
| Model | DN [mm] | Di [mm] | HxSP1 [mm] | HT [mm]* | SP2 [mm] | Handwheels | MAX [bar]* |
Weight [kg] |
|---|---|---|---|---|---|---|---|---|
| A1090 | 800 | 800 |
100x2.5** 150x2.5 |
175 | 2.5 | 8 | 0.2 | 27.0 |
| A1091 | 1000 | 1000 | 190 | 2.5 | 10 | 0.2 | 33.0 | |
| A1092 | 1200 | 1200 | 190 | 2.5 | 12 | 0.2 | 39.0 |
*For the standard version (HxSP1 = 100x2.5 mm).
**Standard version.
| Symbol | Element |
|---|---|
| V | handwheel |
| C | cover |
| G | gasket |
| T | frame |
Technical parameters
| Product series | Series A |
|---|---|
| Shape | Round manways |
| Type | Non-pressure manway |
| Frame height (in mm) | 100-150 mm |
| Frame wall thickness (in mm) | 2.5 mm |
| Opening type | Outward |
| Size | above DN700 |
| Mounting method | in the tank roof (top manways) |
| Pressure | below 0.5 bar |
| Vacuum pressure | not applicable |
| PED certificate | no |
| Steel grade | AISI 304/304L, AISI 316/316L |
| Gasket material | Silicone |
| Handwheel material | Plastic, INOX |