Since several years, DB Progetti designs and manufactures quick opening closures of various types, strictly in accordance with international regulations, for equipment that requires opening and closing operations in reduced times, such as:
- Pig traps
- Manhole openings
The available pressure range goes from ASME 150# to 2500# and API 10000. The QOCs can be supplied made in carbon steel and stainless steel.
All models are available in both horizontal version (with hinge support), and vertical version (with davit support).
All the quick opening closures are also equipped with a safety system that prevents opening if residual pressure is still present inside the equipment.
The security systems are the following: