| Open hole with pressure | Seal with pressure | |
| Opening specification | DN10~DN4500 | DN10~DN4500 |
| Pressure range | 0~35Mpa | 0~10Mpa |
| Temperature range | -30℃~300℃ | -30℃~200℃ |
| Medium | Water, air, steam, nitrogen, gas, crude oil, refined oil and other liquid and gas phase media | |
