angular seat rupture disc / stainless steel
SCD Donadon SDD



  • Type:

    angular seat

  • Material:

    stainless steel

  • Burst pressure:

    Max.: 413 bar (5,990 psi)

    Min.: 2 bar (29 psi)

  • Nominal diameter:

    Max.: 900 mm

    Min.: 25 mm


Used with gas and liquids in cycling and pulsating conditions without reducing the safety margins, the DONADON SCD Rupture Disc reacts to an excessive pressure in a few milliseconds without fragmentation with its concave rupture and micro-scored calibrated section. Specially suited for the pressure relief valves protection it has 6 sectors instead of the usual 4 in a competitors’ discs for the SCD scoring.