RA Series

In a continued effort to provide cutting edge products and technologies for rupture disk users, ZOOK is pleased to introduce our RA Series of Rupture Disks and Holders. The RA Series offers one unique holder design for use with multiple types of ZOOK Reverse-Acting metal rupture disks.

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RA4

Covers the majority of low pressure range rupture disk applications. Designed to be used in the RAH Holder

Sizes: 1″ – 12″ (25 mm – 300 mm)
Burst Ratings: 2 psig – 40 psig (0.14 barg – 2.76 barg)
ASME Compliant: Liquid and Gas
PED Compliant: Yes

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RA6

Covers the majority of medium pressure range rupture disk applications. Designed to be used in the RAH Holder

Sizes: 1″ – 12″ (25 mm – 300 mm)
Burst Ratings: 12 psig – 200 psig (0.83 barg – 13.79 barg)
ASME Compliant: Liquid and Gas
PED Compliant: Yes

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RA8

Covers the majority of high pressure range rupture disk applications. Designed to be used in the RAH Holder

Sizes: 1″ – 12″ (25 mm – 300 mm)
Burst Ratings: 26 psig – 1000 psig (1.79 barg – 68.97 barg)
ASME Compliant: Liquid and Gas
PED Compliant: Yes

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RAX

Scored design covers the majority of high pressure range rupture disk applications. Designed to be used in the RAH Holder

Sizes: 1″ – 12″ (25 mm – 300 mm)
Burst Ratings: 27 psig – 3705 psig (1.86 barg – 255.45 barg)
ASME Compliant: Gas Only
PED Compliant: Yes

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SRA

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

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URA

Sizes: 1″ – 30″ (25 mm – 762 mm)
Burst Pressure Range: 12 psig – 1000 psig (0.83 barg – 68.97 barg)
Operating Ratio: Operating ratio up to 95% of the low end of burst pressure
Vacuum Support Required: No

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RLP

Sizes: 1″ – 12″ (25 mm – 300 mm)
Burst Pressure Range: 2 psig – 40 psig (0.14 barg – 2.76 barg)
Standard Operating Ratio: Operating ratios up to 95% of the low end of burst pressure
Vacuum Support Required: No

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