FD - Forward Acting Rupture Disk

FD Series forward acting rupture disks (bursting discs) offer a wide variety of flange mounted designed rupture disks.
FD Forward Acting Rupture Disk


  • The FD Series has a slotted metal top section and allows the use of metal & Teflon seal materials. A wide variety of corrosive resistant seal materials are available
  • State-of-the-art laser slotted metal burst cap
  • Disk design offers high cycle life
  • Operating ratios up to 85% of the low end of burst tolerance
  • Excellent for liquid, gas or 2 phased flow
  • Flange mounted - no holder required, c/w Compressed fiber gaskets (Other gasket materials available)
  • Sizes from 1” (25 mm) to 44” (1100 mm)
  • Burst ratings from 1 psig (0.07 barg) to 285 psig (19.5 barg)
  • 3-dimensional stainless steel tag permanently engraved with complete disk specifications
  • CE (PED), and TÜV compliance available