GENERATION IV NUCLEAR ENERGY SYSTEMS

TOMAKAK FUSION REACTORS

METAL SEALING SOLUTIONS

In Focus- Sodium Fast Molten Salt Reactors

Small Modular Reactors

Micro Modular Reactors

Fragment of a fuel rod element of a nuclear reactor

Building Trust and Reliability: Manufacturing Resilient Metal Seals for Small Nuclear Reactors and Micro Modular Reactors

Much like a commercial airliner’s transatlantic journey, where trust and precision are paramount due to the absence of runways and zero margin for error, nuclear fusion secures its success through the critical role of resilient metal seals. Small nuclear reactors (SMRs) and micro modular reactors (MMRs) depend on these seals to ensure safe and efficient operation. At JETSEAL, we understand the extensive importance of radiation resistant sealing materials in these advanced nuclear applications. Our commitment lies in providing high-quality nuclear sealing solutions that guarantee safety, efficiency, and optimal performance. With scientific expertise, cutting-edge technology, and meticulous quality control, we deliver metal seals that are tested and trusted worldwide for the success of SMRs and MMRs.

Enhanced Manufacturing Capabilities for NUCLEAR Seals:

  1. Unparalleled Expertise: Our team of skilled engineers and designers possess comprehensive knowledge in metallurgy, nuclear engineering, and advanced manufacturing techniques. This expertise allows us to develop metal seals tailored to the unique requirements of SMRs and MMRs, ensuring reliable containment and efficient operation.
  2. Cutting-Edge Technology: At JETSEAL, we invest in state-of-the-art machinery and manufacturing technologies to maximize precision and efficiency. Our advanced equipment enables us to produce metal seals with exceptional dimensional accuracy, surface finish, and mechanical properties, meeting the stringent demands of the nuclear industry.
  3. Customization and Flexibility: Recognizing that each SMR and MMR design may have specific seal requirements, we offer customizable solutions that meet individual needs. Our manufacturing capabilities accommodate diverse specifications, including variations in size, shape, and material composition, guaranteeing a perfect fit and optimal performance for each reactor application.
  4. Stringent Quality Control: Quality is our top priority. We implement rigorous quality control measures throughout the manufacturing process, from material selection to final inspection. Our metal seals undergo thorough testing and validation, including pressure, temperature, and radiation exposure assessments, ensuring they meet or exceed industry standards for safety and reliability.
  5. Commitment to Sustainability: We recognize the importance of sustainable manufacturing practices. As part of our commitment to the environment and future generations, we employ eco-friendly techniques and materials, minimizing waste generation and maximizing energy efficiency in our manufacturing processes. Our metal seals contribute to the overall sustainability of SMRs and MMRs, aligning with global efforts to combat climate change through clean and efficient energy solutions.

As the world seeks to advance towards the next generation of nuclear energy, Generation IV reactors hold immense promise in terms of safety, efficiency, and sustainability. Resilient metal seals play a pivotal role in ensuring the reliable and safe operation of these advanced reactor designs. At JETSEAL, we understand the criticality of metal seals in Generation IV reactors and are dedicated to manufacturing high-quality seals that optimize their performance. With our focus on innovation, expertise, and stringent quality control, we contribute to the progression of Generation IV reactor technology by delivering reliable metal seals tailored specifically for these reactors.

Nuclear Sealing Applications

  • Reactor Coolant Systems
  • Nuclear Fuel Handling and Storage (Casks)
  • Steam Generators and Heat Exchangers
  • Pipe Flange Connections
  • Control Rod Systems
  • Instrumentation and Monitoring
  • Valves

Most common seals used in NUCLEAR

Powering the Future: Engineered Metal Sealing Solutions for Generation IV Reactors

Abstract concept of reactor

As the world seeks to advance towards the next generation of nuclear energy, Generation IV reactors hold immense promise in terms of safety, efficiency, and sustainability. Resilient Metal seals play a pivotal role in ensuring the reliable and safe operation of these advanced reactor designs. At JETSEAL, we understand the criticality of metal seals in Generation IV reactors and are dedicated to manufacturing high-quality seals that optimize their performance. With our focus on innovation, expertise, and stringent quality control, we contribute to the progression of Generation IV reactor technology by delivering reliable metal seals tailored specifically for these reactors.

Types of Generation IV reactors include:

Gas-cooled Fast Reactor (FR)
Lead-cooled Fast Reactor (LFR)
Molten Salt Reactor (MSR)
Supercritical Water-cooled Reactor (SCWR)
Sodium-cooled Fast Reactor (SFR)
Very High Temperature Reactor (VHTR)

Locations Where Metal Seals are Essential in Generation IV Reactors:

  1. Coolant Systems: Metal seals are essential in the coolant systems of Generation IV reactors, which may involve different coolants such as liquid metal, molten salt, or supercritical water. Metal seals ensure the integrity and containment of the coolant, preventing leaks and enabling efficient heat transfer.
  2. Fuel Handling Systems: Generation IV reactors often incorporate advanced fuel handling systems to enhance fuel utilization and reduce waste. Metal seals play a crucial role in these systems, ensuring the safe transfer and containment of fuel materials.
  3. Gas Circulation Systems: Some Generation IV reactor designs utilize gas as a coolant or working fluid. Metal seals are vital in maintaining the integrity of gas circulation systems, ensuring efficient and reliable operation.

Enhanced Manufacturing Capabilities:

  1. Advanced Material Selection: JETSEAL understands the diverse requirements of Generation IV reactors and offers a wide range of materials suitable for these applications. Our experts collaborate closely with customers to select materials that exhibit excellent resistance to corrosion, high temperatures, and radiation effects, ensuring optimal performance and longevity of metal seals.
  2. Customizable Solutions: We recognize that each Generation IV reactor design may have specific seal requirements. At JETSEAL, we provide tailor-made solutions that meet the unique specifications of each reactor project. Our manufacturing capabilities allow for customization in terms of size, shape, and material composition, ensuring seamless integration and optimal performance within Generation IV reactor systems.
  3. Stringent Quality Control: Quality is our top priority. JETSEAL implements rigorous quality control measures throughout the manufacturing process. Our metal seals undergo comprehensive testing and inspection, including assessments for temperature resistance, pressure endurance, and compatibility with harsh reactor environments. This meticulous approach guarantees the reliability, safety, and compliance of our metal seals with the stringent requirements of Generation IV reactors.
  4. Collaboration and Expertise: We believe in building strong partnerships with Generation IV reactor designers and engineers. Our collaborative approach involves working closely with customers to understand their specific challenges and requirements. Leveraging our expertise in Generation IV reactor technology, we provide innovative metal seal solutions and technical support to ensure the effective performance of metal seals within these developing reactor technologies.

FAQS

Metal seals are typically made of high-quality materials such as 316L stainless steel, which offers excellent corrosion resistance, high-temperature stability, and compatibility with fusion plasma environments. These materials ensure the longevity and reliability of metal seals in extreme operating conditions.

Metal seals work by creating a reliable barrier between different components within a fusion reactor. They utilize precise engineering and manufacturing techniques to ensure a tight and secure connection, preventing leakage and maintaining the integrity of the reactor’s containment system. Metal seals are designed to withstand extreme temperatures, high pressures, and harsh operating conditions, providing reliable containment and optimal performance.

Metal seals are specialized components used in nuclear fusion reactors to ensure reliable containment and prevent leakage. They are precision-engineered and manufactured to create a secure barrier between different parts of the reactor, effectively sealing off critical areas and maintaining the integrity of the reactor’s containment system.

Metal-to-metal sealing refers to a sealing mechanism where two metal surfaces come into direct contact with each other to create a reliable seal. This type of sealing ensures a tight connection and is often used in applications that require high-pressure containment, such as nuclear fusion reactors. Metal-to-metal seals offer enhanced reliability and durability in demanding operating conditions.

Why Resilient Metal Seals Should Not Be Reused in Nuclear Applications

For nuclear design engineers worldwide, the choice of components is crucial. Among these, resilient metal seals have become a staple in sealing solutions. However, when it comes to their reuse in nuclear applications, there are extensive reasons to reconsider:

  1. Safety First: Nuclear applications demand the highest standards of safety. Reusing resilient metal seals, even those tested for durability, can introduce unforeseen risks. Over time, these seals can experience wear, potentially leading to leaks or breaches. In the high-pressure environment of nuclear applications, even minor leaks can be disastrous.
  2. Seal Integrity: Each application of a metal seal subjects it to stress and potential deformation. While resilient metal seals are designed for performance, reusing them can compromise their sealing capabilities, especially in high-temperature nuclear environments.
  3. Material Performance: Continuous exposure to nuclear radiation can alter the properties of metal seals. This can degrade the seal’s resilience, making it less effective in subsequent applications.
  4. Regulatory Standards: Nuclear design requires adherence to strict regulatory standards. Reusing metal seals might not meet these requirements, posing both operational and legal challenges.
  5. Economic Considerations: While it might appear cost-effective to reuse metal seals, the potential risks associated with a compromised seal can lead to significant financial implications. This includes cleanup costs, regulatory fines, and potential operational halts.
  6. Upholding Reputation: Nuclear design engineers understand the importance of public trust. Opting for reused seals can be perceived as cutting corners, which can erode this trust.

In conclusion, for nuclear design engineers aiming to secure the best solutions, it’s essential to avoid the reuse of resilient metal seals in nuclear applications. The risks far outweigh the benefits, and the safety and integrity of nuclear operations should always be paramount.

While significant progress has been made in fusion research, the development of commercial fusion power is still undergoing extensive research and development. Scientists and engineers are continually working towards achieving the three essential conditions for nuclear fusion: high temperature, high pressure, and sufficient confinement time. Once these conditions are met consistently and sustainably, fusion power can become a reality.

The three conditions needed for nuclear fusion are high temperature, high pressure, and sufficient confinement time. These conditions are necessary to achieve the fusion of atomic nuclei and release energy. In fusion reactors, such as Tokamak reactors, these conditions are meticulously controlled and optimized to create the ideal environment for sustained fusion reactions.

A fusion reactor avoids melting through careful design and control of the operating conditions. The reactor is engineered with materials that can withstand the high temperatures generated by fusion reactions. Additionally, precise cooling mechanisms and advanced thermal management techniques are employed to remove excess heat and maintain the reactor’s structural integrity.

One of the main challenges of fusion is achieving a self-sustaining reaction, where the energy output exceeds the energy input. This is often referred to as achieving net energy gain. While significant progress has been made, the attainment of net energy gain on a commercial scale remains a significant technical challenge in fusion research and development.

Yes, Generation IV reactors refer to a set of advanced nuclear reactor designs that have been under development worldwide. These reactors aim to address key challenges in current nuclear technology and offer improved safety, efficiency, and sustainability. Examples of Generation IV reactor designs include sodium-cooled fast reactors (SFRs), gas-cooled fast reactors (GFRs), and molten salt reactors (MSRs), among others. Metal seals play a critical role in ensuring the reliable operation of these advanced reactor systems.

Cladding in a nuclear reactor refers to the protective material that surrounds the fuel rods, providing a barrier between the nuclear fuel and the reactor coolant. The cladding material used in nuclear reactors is typically made of zirconium alloys. Metal seals, along with other components, help ensure the integrity and containment of the cladding, preventing leaks and maintaining the safety and efficiency of the reactor.

The Generation IV designs are guided by several key principles, including enhanced safety, sustainability, and improved performance. These designs aim to develop reactors with enhanced inherent safety features, reduced waste generation, improved fuel utilization, and increased thermal efficiency. Metal seals, as critical components in Generation IV reactors, contribute to these guiding principles by ensuring reliable containment, preventing leaks, and facilitating efficient operation, ultimately enhancing safety and performance.

Molten salt reactors pose several challenges due to the corrosive nature of the high-temperature liquid fuel and the potential for radioactive material release. However, with the implementation of high-quality metal seals, such as those provided by JETSEAL. By partnering with JETSEAL, these challenges can be managed. Metal seals act as reliable barriers, preventing leaks and maintaining the integrity of critical components and fuel containment systems within the molten salt reactor, thereby enhancing safety and operational efficiency.

One of the disadvantages of sodium fast reactors lies in the reactivity of sodium with air and water, which can lead to potentially hazardous situations if not properly managed. Metal seals, specifically designed for sodium fast reactors, play a crucial role in containing and isolating the liquid sodium coolant, minimizing the risk of leaks and ensuring the safe operation of the reactor.

Molten-salt reactors require materials that can withstand the extreme temperatures and corrosive nature of the fuel. At JETSEAL, we offer a wide range of materials suitable for molten-salt reactor applications, including high-temperature alloys, corrosion-resistant metals, and specialized coatings. These materials are carefully selected to ensure compatibility with molten salt environments, providing robust and durable sealing solutions.

Drawbacks of molten salt reactors include challenges related to the management of radioactive materials, the corrosion of structural materials, and the potential for fuel leakage. However, by employing high-quality metal seals specifically designed for molten salt reactor applications, these drawbacks can be addressed effectively. Metal seals provided by JETSEAL contribute to the containment of radioactive materials, prevent leaks, and ensure the integrity of critical components, enhancing the overall safety and reliability of molten salt reactors.

In Focus: Enhancing Sodium Fast Molten Salt Reactors (SFRs) with High-Quality Metal Seals

salt energy storage natrium sodium nuclear reactor power plant on a sunny day. Molden Salt energy storage is a future energy concept.

Embarking on the path of advanced nuclear energy, sodium fast molten salt reactors (SFRs) have emerged as formidable contenders, harnessing the power of liquid fuel and efficient heat transfer. Within this realm, metal seals play a vital role in guaranteeing the performance, reliability, and safety of SFRs. At JETSEAL, we understand the criticality of metal seals in sodium fast molten salt reactors and remain committed to manufacturing engineered seals that optimize their operation. With an unwavering focus on innovative solutions, specialized expertise, and uncompromising quality control, we actively contribute to the advancement of SFR technology by delivering impeccable metal seals specifically tailored for these reactors.

Locations Where Metal Seals are Essential in Sodium Fast Molten Salt Reactors:

  1. Primary Loop: The primary loop of Sodium Fast Molten Salt Reactors encompasses pivotal components such as the primary heat exchanger, fuel handling systems, and coolant circulation. Metal seals assume a crucial role in ensuring the containment and integrity of the liquid sodium coolant, imperatively preventing leaks and facilitating efficient heat transfer.
  1. Fuel Reprocessing Systems: Fuel reprocessing systems form an integral part of Sodium Fast Molten Salt Reactors, enabling the extraction of valuable materials and efficient waste management. Metal seals are judiciously employed in these systems, acting as reliable barriers to prevent the release of radioactive substances and to maintain the process integrity.
  2. Auxiliary Systems: Sodium Fast Molten Salt Reactors encompass various auxiliary systems, including secondary heat exchangers, intermediate heat exchangers, and other vital components. These systems heavily rely on metal seals to uphold reliable containment and facilitate seamless heat transfer between different subsystems.

Enhanced Manufacturing Capabilities for Metal Seals:

  1. Advanced Material Selection: JETSEAL recognizes and comprehends the unique challenges posed by SFRs, proudly offering an extensive range of materials meticulously tailored for sodium fast molten salt reactor applications. Our team of experts closely collaborates with customers, selecting the most suitable materials based on crucial factors such as compatibility with liquid sodium, high-temperature resistance, corrosion resistance, and long-term reliability.
  2. Customizable Solutions: We acknowledge that each sodium fast molten salt reactor design exhibits specific seal requirements. At JETSEAL, we wholeheartedly embrace this reality, providing highly customized solutions meticulously crafted to cater to the diverse specifications of SFR projects. Our manufacturing capabilities effortlessly accommodate customization in terms of size, shape, and material composition, ensuring a seamless integration of our metal seals, ultimately optimizing performance within SFR systems.
  3. Stringent Quality Control: Our unwavering commitment to quality manifests in our rigorous quality control measures seamlessly integrated throughout the manufacturing process. The metal seals we produce undergo extensive testing and inspection, subject to meticulous assessments including temperature resistance, pressure endurance, and compatibility with liquid sodium environments. This relentless pursuit of quality guarantees the utmost reliability, safety, and compliance of our metal seals, meeting and exceeding the demanding requirements of SFRs.
  4. Collaboration and Expertise: We firmly believe in forging robust partnerships with SFR designers and engineers, truly valuing their unique challenges and requirements. This collaborative approach serves as the bedrock of our success, enabling us to provide innovative solutions and unparalleled technical support. Leveraging our deep expertise in sodium fast molten salt reactor technology, we remain steadfast in ensuring the effective performance of our metal seals within SFR systems.

FAQ – In Focus: Sodium Fast Molten Salt Reactors (SFRs) with High-Quality Metal Seals

Molten salt reactors pose several challenges due to the corrosive nature of the high-temperature liquid fuel and the potential for radioactive material release. However, with the implementation of high-quality metal seals, such as those provided by JETSEAL. By partnering with JETSEAL, these challenges can be managed. Metal seals act as reliable barriers, preventing leaks and maintaining the integrity of critical components and fuel containment systems within the molten salt reactor, thereby enhancing safety and operational efficiency.

One of the disadvantages of sodium fast reactors lies in the reactivity of sodium with air and water, which can lead to potentially hazardous situations if not properly managed. Metal seals, specifically designed for sodium fast reactors, play a crucial role in containing and isolating the liquid sodium coolant, minimizing the risk of leaks and ensuring the safe operation of the reactor.

Molten-salt reactors require materials that can withstand the extreme temperatures and corrosive nature of the fuel. At JETSEAL, we offer a wide range of materials suitable for molten-salt reactor applications, including high-temperature alloys, corrosion-resistant metals, and specialized coatings. These materials are carefully selected to ensure compatibility with molten salt environments, providing robust and durable sealing solutions.

Drawbacks of molten salt reactors include challenges related to the management of radioactive materials, the corrosion of structural materials, and the potential for fuel leakage. However, by employing high-quality metal seals specifically designed for molten salt reactor applications, these drawbacks can be addressed effectively. Metal seals provided by JETSEAL contribute to the containment of radioactive materials, prevent leaks, and ensure the integrity of critical components, enhancing the overall safety and reliability of molten salt reactors.

The three conditions needed for nuclear fusion are high temperature, high pressure, and sufficient confinement time. These conditions are necessary to achieve the fusion of atomic nuclei and release energy. In fusion reactors, such as Tokamak reactors, these conditions are meticulously controlled and optimized to create the ideal environment for sustained fusion reactions.

Ensuring Performance and Reliability: Nuclear Metal Seals for Fusion Reactors

Tokamak and nuclear fusion

Resilient Nuclear Metal Seals play a pivotal role in the performance of Tokamak nuclear fusion reactors, serving as the guardians of containment in an environment that demands absolute trust and precision. At JETSEAL, we deeply recognize the criticality of Nuclear Metal Seals in Tokamak fusion reactors. Our dedicated focus is on manufacturing high-quality seals that optimize performance, reliability, and safety. With exceptional capabilities in producing Nuclear Metal Seals for nuclear fusion reactors, we surpass industry standards by combining innovation, expertise, and stringent quality control. Our mission is to deliver products that enable the advancement of clean and sustainable energy solution.

Enhanced Manufacturing Capabilities for Resilient Metal Seals:

  1. Advanced Material Selection: At JETSEAL, we recognize the diverse requirements of Generation IV reactors. Our extensive range of materials is tailored for these nuclear sealing applications. Collaborating closely with customers, our experts select materials that exhibit excellent resistance to corrosion, extreme temperatures, and radiation effects. This ensures the optimal performance and longevity of our resilient metal seals.
  2. Customizable Nuclear Sealing Solutions: Understanding that each Generation IV reactor design may have specific seal requirements, we at JETSEAL provide tailor-made solutions that meet the unique specifications of each reactor project. Our manufacturing capabilities allow for customization in terms of size, shape, and material composition, ensuring seamless integration and optimal performance within Generation IV reactor systems.
  3. Stringent Quality Control: Quality is our top priority. JETSEAL implements rigorous quality control measures throughout the manufacturing process. Our metal seals undergo comprehensive testing and inspection, including assessments for temperature resistance, pressure endurance, and compatibility with harsh reactor environments. This meticulous approach guarantees the reliability, safety, and compliance of our metal seals with the stringent requirements of Generation IV reactors.
  4. Collaboration and Expertise: We believe in building strong partnerships with Generation IV reactor designers and engineers. Our collaborative approach involves working closely with customers to understand their specific challenges and requirements. Leveraging our expertise in Generation IV reactor technology, we provide innovative metal seal solutions and technical support to ensure the effective performance of metal seals within these developing reactor technologies.

Nuclear Sealing Solution

U-MEGA SEAL C-Ring Seals

U-Mega Seal | Unmatched Reliability and Low Leakage for Nuclear Applications

The U-Mega Seal represents a breakthrough in sealing technology, combining the load performance of the Omega Seal with the exceptional sealing characteristics of the C-Seal. This innovative design achieves the highest level of reliability while maintaining an extremely low leakage rate, making it an ideal choice for critical nuclear applications.

One of the key advantages of the U-Mega Seal is its simplified installation. Unlike the Omega Seal, the U-Mega Seal does not require any special machining or lapping at the edge to meet the flatness requirements. Instead, the seal lip is turned inward, harnessing the proven performance of the C-Seal. This design feature streamlines the installation process and ensures consistent and reliable sealing performance.

Operating within demanding nuclear environments, the U-Mega Seal demonstrates impressive capabilities:

Operating Pressure Range: The U-Mega Seal can operate effectively in a wide pressure range, from vacuum conditions as low as 1E-10 torr. up to an impressive 36,000 psi. This versatility enables its use in various nuclear reactor systems, accommodating diverse operational requirements.

Functional Temperature Range: With a functional temperature range spanning from cryogenic conditions to as high as 1350°F (732°C), the U-Mega Seal exhibits remarkable thermal stability. It is engineered to withstand extreme temperature differentials, ensuring reliable sealing performance even in the harshest nuclear environments.

Exceptionally Low Leakage Rate: The U-Mega Seal boasts an industry-leading typical leakage rate of 1E-10 sccs He/mm circ. This exceptional level of sealing efficiency guarantees the integrity and safety of nuclear systems by preventing the escape of hazardous materials and minimizing environmental impact.

For maximum versatility, the U-Mega Seal is available in a range of metallic options, including:

– Alloy 718 (AMS 5596, 5589, 5662)

– Alloy X-750 (AMS 5598, 5582, 5667)

– Waspaloy (AMS 5544, 5706, 5586, 5708)

To further cater to specific requirements, various plating and coating options are available:

– Silver (AMS 2410, 2411)

– Nickel (AMS 2403, 2424, QQ-N-290)

– Gold (Mil-G-45204)

When it comes to reliability, low leakage, and performance in nuclear applications, the U-Mega Seal sets a new standard. Trust this cutting-edge sealing solution to enhance the safety and efficiency of your nuclear systems, ensuring the integrity of your operations.

Applications of U-Mega Seal in Nuclear Reactors:
  1. Small Modular Reactors (SMR): The U-Mega Seal is essential for sealing critical components and systems within SMRs, including coolant loops, reactor vessels, and steam generators. Its ability to withstand internal pressure and provide reliable sealing performance ensures the smooth operation of these compact nuclear reactors.
  2. Micro Modular Reactors (MMR): In MMRs, the U-Mega Seal is used to seal crucial interfaces such as reactor coolant systems, control rod drive mechanisms, and primary heat exchangers. By effectively containing pressure and preventing leakage, this seal contributes to the safety and efficiency of MMRs.
  3. Generation IV Nuclear Reactors: The U-Mega Seal is a vital sealing solution for Generation IV reactors, which are at the forefront of advanced nuclear technology. It plays a crucial role in sealing liquid metal coolant systems, advanced fuel assemblies, and innovative heat transfer systems, ensuring reliable containment and optimal performance.
U-Mega Seal Sealing Performance in Nuclear Reactors:

When searching for reliable metal seal solutions for nuclear reactors, trust the U-Mega Seal to meet your needs. With its exceptional leakage control, high compression strength, and outstanding pressure resistance, the U-Mega Seal provides the ultimate sealing performance for nuclear engineers. Enhance the safety and efficiency of your nuclear energy systems with the U-Mega Seal, the preferred choice for sealing in demanding nuclear environments.

For more information or to discuss how the U-Mega Seal can address your specific needs, please do not hesitate to reach out. Our team of experts is ready to assist you in optimizing your sealing solutions for the challenges of the nuclear industry.

C-Rings: Superior Quality and Customizable Solutions for Nuclear Sealing Applications

JETSEAL takes pride in offering C-Seals that are specifically designed for nuclear sealing applications. Our C-Seals are not only of superior quality but also provide cost-effective solutions tailored to meet the unique challenges of the nuclear industry. With versatile configurations and the ability to customize the diameter and material, our C-Seals are an ideal choice for achieving reliable sealing in nuclear environments.

We adhere to the highest standards of quality in manufacturing C-Seals, ensuring that all critical features are closely controlled to consistently deliver optimum performance. To guarantee excellent sealing performance, the sealing surfaces of our C-Seals undergo a proprietary polishing process developed by JETSEAL. This innovative approach ensures continuous sealing contact, providing exceptional performance in both standard cavities and scenarios involving dynamic separation, which are common in nuclear applications.

Operating within demanding nuclear environments, JETSEAL C-Seals excel in the following conditions:

Operating Pressure Range: Our C-Seals are designed to operate effectively across a wide pressure range, from vacuum conditions as low as 1E-10 torr. up to an impressive 60,000 psi. This exceptional pressure capability makes them well-suited for sealing critical components within nuclear reactors and systems.

Functional Temperature Range: With a functional temperature range spanning from cryogenic conditions to as high as 1400°F (760°C), our C-Seals exhibit remarkable thermal stability. They are engineered to withstand the extreme temperature differentials commonly encountered in nuclear applications, ensuring reliable sealing performance in challenging operating conditions.

Typical Leakage Rate: JETSEAL C-Seals boast a typical leakage rate as low as 1E-8 sccs He/mm circ., ensuring minimal leakage and enhancing the integrity and safety of nuclear systems. This exceptional sealing efficiency contributes to the prevention of radioactive material leakage, protecting personnel and the environment.

We offer a variety of metallic options for our C-Seals, carefully selected to meet the rigorous demands of nuclear sealing applications, including:
  • Inconel 718 (AMS 5589, 5596, 5662)
  • Inconel X-750 (AMS 5542, 5582, 5598, 5667)
  • Waspaloy (AMS 5544, 5586, 5706, 5708)
  • Other metallic options are also available to address specific nuclear sealing requirements.
To further enhance the performance and durability of our C-Seals, we provide various plating and coating options, including:
  • Silver (AMS 2410, 2411)
  • Tin (ASTM B545)
  • Nickel (AMS 2403, 2424, QQ-N-290)
  • Gold (Mil-G-45204)
  • Teflon (AMS 2515)
  • Other plating options are available to cater to specific nuclear sealing needs.

When it comes to nuclear sealing applications, JETSEAL C-Seals offer exceptional quality, customization, and performance. Trust our reliable sealing solutions to meet the stringent requirements of the nuclear industry and ensure the safety and efficiency of your nuclear systems

Applications of Metal C-Rings in Nuclear Reactors:
  1. Small Modular Reactors (SMR): JETSEAL Metal C-Seals are essential for sealing critical components and systems within SMRs, including coolant loops, reactor vessels, and steam generators. Their ability to withstand internal pressure and provide reliable sealing performance ensures the smooth operation of these compact nuclear reactors.
  2. Micro Modular Reactors (MMR): In MMRs, Metal C-Rings are used to seal crucial interfaces such as reactor coolant systems, control rod drive mechanisms, and primary heat exchangers. By effectively containing pressure and preventing leakage, these seals contribute to the safety and efficiency of MMRs.
  3. Generation IV Nuclear Reactors: Metal C-Rings are a vital sealing solution for Generation IV reactors, at the forefront of advanced nuclear technology. They play a crucial role in sealing liquid metal coolant systems, advanced fuel assemblies, and innovative heat transfer systems, ensuring reliable containment and optimal performance.
JETSEAL Metal C-Rings Metal Sealing Performance in Nuclear Reactors:

When searching for reliable metal seal solutions for nuclear reactors, trust JETSEAL Metal C-Seals to meet your needs. With their exceptional leakage control, high compression strength, and outstanding pressure resistance, Metal C-Rings provide the ultimate sealing performance for nuclear engineers. Enhance the safety and efficiency of your nuclear energy systems with Metal C-Rings, the preferred choice for sealing in demanding nuclear environments.

For further assistance or to discuss how JETSEAL C-Seals can address your specific nuclear sealing needs, please do not hesitate to contact us. Our experienced team is ready to provide tailored solutions and expert support for your nuclear sealing projects.

Wide selection of Materials and Coatings to meet the most demanding applications
Materials:

  • Inconel 718
  • Alloy X-750
  • Waspaloy
  • Cres  304
  • Elgiloy
  • Haynes 282
  • Hasteloy
  • Rene 41
  • Silver
  • Nickel
  • Gold
  • Tin
  • PTFE
  • Tribaloy

Aircraft, Rotorcraft, Spacecraft, Satellites, Precision Munitions, Powergen

  • Extreme temperatures both high heat and cryogenic (Up to 2000 F)
  • High Pressure Environments (up to 60,000 psi) to the Extreme Vacuum of Space
  • Radioactive, Corrosive and other extreme environments
  • Fuel Systems, tanks, feedlines
  • Propulsion Systems
  • Ducting
  • Valves, pumps
  • Combustion chambers
  • Hot areas of the engine
  • Injectors
  • Power Turbines
  • Compressors
  • Probes and sensors
  • Cooling Air and Bleed Air systems