SRA - Reverse Acting Disks
SRA

SRA

The SRA reverse acting rupture disk (bursting disc) covers the majority of rupture disk (bursting disc) applications. Designed to be used in the SR7A Holder

Features

  • Designed for Non-fragmentation
  • Operating ratios up to 95% of the low end of burst tolerance
  • Disk design offers high cycle life
  • Suitable for gas service only
  • Standard manufacturing design range and total tolerance ensures marked rating on disk tag does not exceed the MAWP of equipment
  • Withstands full vacuum without vacuum support
  • Wide range of standard and exotic materials available
  • Withstands back pressure up to the positive set pressure of the disk
  • Sizes from 1” (25mm) through 12” (300mm)
  • Burst ratings from 27 psig (1.86 barg) to 1480 psig (102.04 barg)
  • Resists product build-up. The smooth convex side of the disk is exposed to the process media
  • Unique alignment pins design ensures proper disk orientation into SR7A Series disk holder
  • 3-dimensional stainless steel tag permanently engraved with complete disk specifications
  • ASME UD, CE (PED), and TÜV compliance available

Specifications

Sizes: 1″ – 12″ (25 mm – 300 mm)
Burst Pressure Range: 27 psig – 1480 psig (1.86 barg – 102.04 barg)
Operating Ratio: Operating ratio up to 95% of the low end of burst tolerance
Vacuum Support Required: No

SRA Specifications
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Holders

SR7A Holder designed to be used with SRA disk

Literature

 SRA Datasheet

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