According to the requirements of the European Community Structural Integrity Assessment Method (SINAP), Tianjin University applied the CTOD test method to assess the safety of submarine oil and gas pipelines, and made a positive conclusion based on the test results.

Not only that, these modern pneumatic ball valves also add a lot of new structures and materials, which expand the appearance and material characteristics of simple pneumatic ball valves, but also give general product processing, distinguish the difference in operation and use, which is a good technical improvement, and also one of the conditions for choosing this type of pneumatic ball valve. In addition to these, there are more features of pneumatic ball valves.