DonadonSDD offers DCD rupture discs that are designed to protect industrial plants from sudden pressure variations that can cause severe damage. The DCD rupture discs are consisting of 3 or more components parts that form a single unit disc to be inserted in a specific holder. Are available in a large variety of executions to cover most industry requirements.
Keyfeatures & technical benefits
High Certification Standards:
Our DCD rupture discs are certified to meet the highest international standards, including PED 2014/68/UE (CE STAMP), ATEX EX II 2 GD (CE STAMP), PER 2016 UK Statutory (UKCA STAMP), CU TR 032 (EAC STAMP)
Technique:
Composed of a slotted, perforated metal part, a seal membrane (usually in PTFE or PFA but available in various metallic or non-metallic materials), and a protection section
Applications:
Ideal for use with gas and liquids under static conditions and low pressure
Non-Fragmenting:
Responds to excessive pressure with total opening in milliseconds without fragmentation of metallic layers (Suitable for valve protection)
Vacuum Resistance:
Specific support for vacuum and back-pressure protection are available on request.
Double way disc option:
Protects against vacuum and pressure simultaneously (even with two different set pressures)
Why Choose DonadonSDD?
- Our DCD rupture discs are certified to meet the highest international safety standards, providing reliable protection for your industrial plant.
- DonadonSDD DCD rupture discs are ideal for use with gas and liquids under static conditions and low pressure, making them highly versatile.
- The discs respond rapidly to excessive pressure, preventing damage to your plant.



