Vent knife gate valves
Vent knife gate valves are designed according to OST 5.5221 requirements.
These products are produced according to working drawings, OST 5.5221 and RMRS 240712.002TU (23.01.2019) requirements.
We can provide SPI RMRS certificate upon request.
| Round vent knife gates | ||
| Nominal pass dimensions | Steel | Light alloy |
| 50 | 544-03.001 | 544-03.028 |
| 80 | 544-03.002 | 544-03.029 |
| 100 | 544-03.003 | 544-03.030 |
| 125 | 544-03.004 | 544-03.031 |
| 150 | 544-03.005 | 544-03.032 |
| 175 | 544-03.006 | 544-03.033 |
| 200 | 544-03.007 | 544-03.034 |
| 250 | 544-03.008 | 544-03.035 |
| 300 | 544-03.009 | 544-03.036 |
| 350 | 544-03.010 | – |
| 400 | 544-03.011 | – |
| Rectangular vent knife gates | ||
| Nominal pass dimensions | Steel | Light alloy |
| 80 | 544-03.012 | 544-03.039 |
| 100 | 544-03.013 | 544-03.040 |
| 125 | 544-03.014 | 544-03.041 |
| 544-03.015 | 544-03.042 | |
| 150 | 544-03.016 | 544-03.043 |
| 175 | 544-03.017 | 544-03.044 |
| 544-03.018 | 544-03.045 | |
| 200 | 544-03.019 | 544-03.046 |
| 544-03.020 | 544-03.047 | |
| 250 | 544-03.021 | 544-03.048 |
| 544-03.022 | 544-03.049 | |
| 300 | 544-03.023 | 544-03.050 |
| 350 | 544-03.024 | – |
| 400 | 544-03.025 | – |
| 450 | 544-03.026 | – |
| 500 | 544-03.027 | – |
