Cryogenic Pressure Vessels for Petrochemical
Cryogenic pressure vessels for the petrochemical industry are specialized containers designed for storage and processing of cryogenic petrochemical products including ethylene, propylene, and other olefins. These vessels enable efficient handling of these essential chemical building blocks at their required storage temperatures.
Why are Cryogenic Pressure Vessels Needed for Petrochemical?
Petrochemical production relies on cryogenic technology for olefin production, storage, and transport. Ethylene, the world’s most produced organic chemical, boils at -155°F and requires cryogenic storage. Cryogenic vessels enable efficient operation of ethylene plants and reliable supply to downstream polymer and chemical producers.
Cryogenic Pressure Vessel Applications in Petrochemical
Roben, Mfg, Inc. manufactures cryogenic pressure vessels for numerous petrochemical applications:
- Ethylene storage tanks
- Olefin plant process vessels
- Cryogenic distillation columns
- Ethylene transport vessels
- Propylene refrigeration systems
- Chemical plant feed storage
Cryogenic Vessel Types for Petrochemical
Roben, Mfg, Inc. manufactures various cryogenic pressure vessel types for petrochemical applications:
- Storage Tanks
- Process Vessels
- Columns
- Heat Exchangers
- Transport Vessels
- Accumulators
Certifications and Standards
Our cryogenic pressure vessels are designed and manufactured in accordance with stringent industry standards:
- ASME Section VIII Division 1 & 2: Pressure vessel design and fabrication standards
- ASME Section IX: Welding procedures and qualifications
- CGA Standards: Compressed Gas Association requirements for cryogenic vessels
- NBIC: National Board Inspection Code compliance
- DOT/TC: Department of Transportation certification for transport vessels
- U Stamp & R Stamp: ASME certification for new construction and repairs
Cryogenic Pressure Vessels for Petrochemical FAQs
What temperatures are involved in ethylene storage?
Ethylene is typically stored as a refrigerated liquid at approximately -155°F (-104°C) at near-atmospheric pressure, or at ambient temperature under pressure (about 1,000 psig). Most large-scale storage uses refrigerated atmospheric tanks, while smaller installations may use pressure storage.
What materials are used for ethylene vessels?
Refrigerated ethylene tanks commonly use 9% nickel steel, which provides excellent low-temperature properties at moderate cost. Stainless steels and aluminum alloys are also used depending on vessel size, pressure, and specific requirements. All materials must maintain impact properties at the design minimum temperature.
How are ethylene facilities designed for safety?
Ethylene facilities incorporate multiple safety systems including refrigeration systems to maintain storage temperature, pressure relief and emergency depressuring systems, fire protection, and vapor detection. Vessels are designed to applicable codes with appropriate safety factors for flammable cryogenic service.
Contact Roben, Mfg, Inc.
For more information about our cryogenic insulated pressure vessel solutions or to request a quote, please contact Roben, Mfg, Inc. today. Our experienced engineering team is ready to assist you in developing the perfect solution for your unique cryogenic application requirements.
Phone: (732) 364-6000 | Email: sales@robenmfg.com
760 Vassar Ave, Lakewood, NJ 08701
