Double disc or backtoback configurations of rupture disc devices consists of two rupture discs installed within a holder comprised of three separate. For over 65 years fike has been the leader in pressure relief solutions and rupturebursting disc innovation. Use of rupture discs in combination with relief valves white paper 2 1. The hov rupture disc high operating and vacuum is constructed the same as the ho disc with the addition of a vacuum support under the seal member. The x pattern score configuration controls the disc opening and enables the disc to rupture without fragmentation. The objective of this bulletin is to provide detailed guidance for sizing rupture discs using standard methodologies found in asme section viii. The rupture disc does not interfere with proper functions of the valve i. Mrk rupture disc is specifically designed to be used with the fike mrk flange with knife blade assembly. And if you dont find the disc that meets your needs, connect with a fike representative to start the conversation on custom engineered solutions for your facility.
Depending on the device selected, fike rupture discs with burst sensors and indicators can be used to activate alarms, bells, remote annunciators or interfaced with process control systems, so that. When ordering the mrk rupture disc, specify the size, desired rupture pressure at specific temperature, operating pressure. It is ideal for such demanding applications as the isolation of pressure relief valves. The clean agent is retained in the container by a impulse valve assembly which contains a fastacting rupture disc. A rupture disc may be installed between a pressure relief valve and the vessel provided. View and download fike p installation instructions manual online. Mar 01, 2009 page 1 rupture disc devices provide overpressure protection for a variety of storage and process vessels and equipment. As a result, certified rupture discs are designated as one time installation and are.
G2 a fike technology description fike corporation has developed a revolutionary process for the design and manufacture of rupture discs called g2. This brochure is part of a series covering bursting disc sizing. Pdf a new approach to monitoring rupture disc operation. The srh is a reverse acting, scored rupture disc for use in sanitary applications and carries the 3a symbol. Rupture discs for pressure relief protecting against overpressure hazards since 1953. Oseco fas fike polysd ktotal for both systems increased as the contributions from the elbow and long pipe run are added. Through the application of g2 technology, the axius rupture disc has a unique line of weakness on the dome of the disc instead of a.
Keep the danger sign clean and unobstructed for ease of viewing. Depending on the device selected, fike burst indicators can be used to activate alarms, bells, remote annunciators or interfaced with process control systems, so that appropriate safety followup measures can be taken. Fike manufactures solutions for a wide variety of industries and offers products ranging from rupture discs and explosion protection systems to fire suppression systems, fire alarm panels and oil and gas products for improving. Through the application of g2 technology, the axius rupture disc has a unique line of weakness on the dome of the disc instead of a score line. This device is designed to operate by electrical input from a fike system controller. Fa fav fas type rupture discs in forward acting insert, full. Please contact your local fike office or salescustomer service contact if you have concerns. With fike valveguard rupture disc protection, you spend a little extra at the front end, but the savings multiplies over time. Contact us for information about corrosion resistance, unique applications, and other customizations. The following is a listing of the most generally relevant references regarding requirements for rupture disc devices. Our rupture disc holders meet the same exacting standards as our rupture discs expect accurate tolerances, tight seals, ease of use, and simple maintenance. Fike corporation dean miller, rupture disc product manager, contents.
Weights for union, threaded and otu rupture disk holders union holders 1 threaded holders 1 nominal size inches rating psig weight in pounds nominal size inches free outlet wt. The hohov is commonly manufactured with a 316 stainless steel top section and vacuum support with an fep uoropolymer seal member for temperatures up to 400f 204c. The swept threebladed knife design of the mrk flange assembly is a major factor in providing accurate burst pressures. The combination provides ample capacity to meet the overpressure requirements. Below is a comparison chart of the many discs we have to offer. The rupture disc takes the abuse, preserving the internals of your expensive prv and protecting it from corrosive media, buildup and polymerization. Getting the most out of your rupture disc chemical. Fa and fav type rupture disc installation instructions. Fike is a globally recognized supplier of products and services that protect people and critical assets from dangers such as fire, explosion and overpressurization.
Our local and global teams are doing everything they can to ensure our products arrive as quickly as possible. Significant changes were made in 1998 to the asme code that have a direct impact on the use of rupture disc devices. Introducing the new fike impulse valve used with fike. To install a new rupture disc remove the burst rupture disc assembly from its piping. Bulletin 773001i order replacement disks bylot number shown on disk tag. The rupture disk contributes less to the overall pressure drop. Fike sanitary rupture discs are in compliance with 3a standard 60 01. The cpvc version includes a full cover to protect the disc from downstream dirt. Srl rupture disc description the fike srl rupture disc is reversebulged and perimeterscored to facilitate opening without knifeblades. Learn about the various types of rupture disc fike manufactures to meet the needs of nearly any pressurerelated application. Designed to be used in aggressive chemical and pharmaceutical applications, the reverseacting axius rupture disc is available in corrosionresistant materials and has the tightest tolerances available. Pdf use of rupture discs in combination with relief valves. The cpv rupture disc is a threemember disc that consists of a retainer ring, a rupture disc and a vacuum support spot welded together to make a sturdy, closely fitted unit. Utilizing fikes new g2 design and manufacturing technology, this rupture disc is the first of its kind to be manufactured without hardtooling.
Made from phenolic resinimpregnated graphite, fike graphite rupture discs offer excellent corrosion resistance. Burst indicators are used to provide instantaneous notification of a rupture disc activation or leakage through the disc. Asme code changes for rupture discs are now mandatory. Operate up to 95% of its marked burst pressure for burst pressures over 40 psig 2. No holders mounts between companion flanges for easy installation easily customizable to the customers exact specifications for gd discs in vacuum service gdv, a vacuum support will be required if the burst pressure is less than 20 psig. Fike clean agent containers are used in fire extinguishing systems to store the clean agent until a fire develops and the agent must be released. Prvs can also be a major source of process media emissions an increasing environmental concern. A rupture disc dev ice is a nonreclosing pressure relief device actuated by static pre ssure and designed to function by the bursting of a pressurecontaining disc. By installing fike rupture bursting discs upstream ofyourprv, you not only protect the valve. Apr 26, 2019 our rupture discs are designed to meet your facilitys pressure protection needs. The disc will be ruptured, and the clean agent released. This is primarily due to the reverse buckling compression loaded design.
The fike axius sc rupture disc was specifically designed for the stringent sanitary and. The result is a low pressure rupture disc solution featuring tight burst tolerances and extremely high operating ratios. Technical bulletin tb8102 rupture disc sizing the objective of this bulletin is to provide detailed guidance for sizing rupture discs using standard methodologies found in asme section viii div. Fike corporation has developed a revolutionary process for the design and manufacture of rupture discs called g2. Axius data sheet fike pdf catalogs technical documentation. The objective of the rupture disc is to maintain a leaktight seal and be a passive bystander until called upon to relieve excess pressure. The original rupture disk bursting disc manufacturer shaping the growth of pressure relief devices for over 80 years. Fike rupture disc insert holder installation and maintenace. Parr pressure vessels are protected by custom built rupture discs furnished by fike corporation, a specialist in this exotic art. Fikes g2 technology g2 is a patented, stateoftheart technology used to manufacture rupture discs without hardscore tooling, producing no stress zones that can fatigue and offering premium performance.
Download fike rupture disc data sheet mectric control company. Fike provides a danger sign with all rupture disc shipments and it should be placed in a conspicuous location near the zone a potential danger. Our early adoption of the latest technologies to enhance quality and efficiency. The large atlas rupture disc range is an extension of fikes current atlas rupture disc product offering. Fike products rupture discs, fire suppressant, explosion. And if you dont find the disc that meets your needs, connect with a fike representative to start the conversation on custom engineered solutions for. Examination of these discs will indicate that each of these discs is domed. Data sheet impulse valve operator ivo kit description the impulse valve operator ivo provides means to electrically or manually activate the fike impulse valve clean agent container by providing the force required to extend a piston that will open the rupture disc, allowing the agent to be released from the container. The reverseacting, srx rupture disc has a cross scored design for use with vapor services only. For 57 years fike has been the leader in rupture disc innovation and pressure relief solutions.
Rupture disc sizing the objective of this bulletin is to provide detailed guidance for sizing rupture discs using standard methodologies found in asme section viii. At that point the disc bursts preventing damage to the. Fike products are compliant with wide a variety of. Therefore, the fike polysd relief system now has a pressure drop that is only 17% more than the oseco fas.
This dome was produced at the factory by taking the individual disc to 70% of its burst pressure. As an expert in pressure relief device and fire explosion vent, fdc has provided the highest performance and qualified safety devices to worldwide for 30 years. A rupture disc is designed to provide a leak tight seal within a pipe or vessel until the internal pressure rises to a predetermined level. To assist in the sizing process, fike offers discalc, a pcbased sizing program. View 79 suppliers of rupture discs on including safety systems uk, zook europe ltd, continental disc corporation, fike iberica. Fike products are compliant with global code regulations and are designed to meet or exceed industry requirements for performance, reliability, and quality. Fike rupture disc sizing bulletin linkedin slideshare. Hohov fike pdf catalogs technical documentation brochure. Search in fike catalogs and technical brochures on directindustry and find the information you need in 1 click. The economical p series of fike rupture discs are designed for ruggedness and ease of installation. Fike p installation instructions manual pdf download. Technical bulletin tb8100 asme code and rupture discs. Specific folders, describing the sizing requirements in accordance with asme and eniso, and the use of bursting discs in combination with safety relief valves, are available. Fike sanitary rupture discs are in compliance with 3a standard 6001.
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