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Two-Way Graphite Rupture Disk
Brand: ZOOKThe TWO-WAY Type Graphite Disk is dual rated to protect against two different pressures in opposite directions.
Features- Applications include protection of storage tanks against both excess vacuum and over-pressure when single vessel entry is required.
- Designed to fit ASME B16.5 Class 150 flanges. Contact ZOOK for ASME B16.5 Class 300 flanges.
- 0% manufacturing range.
- Operating pressures to 90% of the disk’s marked burst pressure (Contact ZOOK for operating ratio for burst pressures below 40 psig).
- Temperature ratings –290°F to +430°F (–179°C to +221°C). Contact ZOOK for higher temperature ratings. The specified temperature shall be at the disk location at the time when the disk is expected to rupture.
- Optional liner available on flat side of disk to extend corrosion resistance.
- Carbon steel armor standard, 316SS optional.
- Furnished complete with TFE gaskets attached. Other gasket materials are available.
- Generally a minimum differential of 10 psi is required between burst ratings. Contact ZOOK for other burst rating combinations.
Specifications
Brand
Burst Pressure Range
- 0.25 psig - 150 psig (0.02 barg - 10.34 barg)
Sizes
- 1-1/2” - 24” (40 mm - 600 mm)
Standard Operating Range
- 90%
Vacuum Support Required
- N/A