AD Series Rupture Disc

AD Series Rupture Disc

Flat Composite, Forward-acting

The AD rupture disc is designed for protection and /or vacuum protection of atmospheric vessels. The AD-H model is available for hygienic configurations.

  • Standard burst in one direction – optionally burst in two directions
  • Low burst pressures available, 0.5 psig (35 mbarg) to 15 psig (1034 mbarg)
  • Partial vacuum rating without vacuum supports
  • No special rupture disc holders necessary (mounts between companion flanges)
  • Pre-attached gaskets for easy installation
  • Available with CSA approved integral burst indicator
  • Standard materials of construction are 316/316L SST top and bottom sections with a fluoropolymer seal.
  • Other materials are available upon request

Design   Flat Composite, Forward-acting
Size Range 1.5 in to 24 in DN40 to DN600 
Burst Pressure Range 1 psig to 15 psig 35 mbarg to 1035 mbarg
Burst Pressure Tolerance ± 1 psig on discs 2 through 14 in;
± 0.5 psig on discs 16 in and larger
± 1 psig when nominal requested pressure exceeds 4 psig
± 25 mbarg for burst pressures ≤ 250 mbarg
± 50 mbarg for burst pressures > 250 mbarg and ≤ 500 mbarg
± 10% for burst pressures > 700 mbarg

 

Hygienic Rupture Disc Installation & Maintenance Instructions

By their very nature, Hygienic applications demand specific rupture disc solutions. Fike has new technologies, including specific rupture discs, holders and pressure relief support, developed for the unique challenges of the Biotech, Pharmaceutical and Food & Beverage industries.

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