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.
Product Details
Specs
Product Details
- 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
Specs
| 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 |
