Our leadership has been earned through consistent application of solid engineering principles, stringent quality standards and product innovation to produce safe and reliable metal expansion joints and flex connectors for hvac. The tefbellows is an expansion joint that combines the properties of metal and ptfe into the most advanced expansion joint available for highly corrosive piping systems. Apply a continuous strip of 4 102 mm wide metalastic tape sealant on the roofing membrane between the chalk line and the joint opening. Some experts in this industry estimate the metal expansion joint market to be 4x larger than the rubber expansion joint market. Externally pressurized expansion joints and compensators senior flexonics is recognized as a leader in the metal expansion joint industry. Hinged expansion joints hinged metal expansion joints are either single hinged, multiple hinged or universally hinged. A chlorobutyl cover and blue protective coating add resistance to environmental effects.
Metal era has partnered with a number of leading manufacturers to offer the industry the widest selection possible of quality. Expansion joints, metal expansion joint american boa inc. Tied custom metal expansion joints for general pressure applications. It provides a maximum of 20 years, 120 mph coverage for the repair or replacement of any portion of the roof edge system that has failed due to a defect in metal era supplied materials. They are differentiated according to the three basic types of movement. Designed to cover the mid temperature and pressure range for general process equipment. Metal expansion joints are installed in engines and exhaust gas systems. Eagleburgmann expansion joint solutions offers a complete product range of metal expansion joints ranging from low pressure exhaust bellows to sophis ticated. Balco expansion joint systems and seismic joint covers are the vanguards of architecturally specified products. The first invention, a metal hose which was developed and patented in 1885, was followed by a patent for the metal expansion joint in 1920.
Flexicraft industries manufactures all types of metal expansion joints, rubber expansion joints, and other expansion joints for piping, as well as other related flexible piping solutions and other piping related products. Our global leadership has been earned through consistent application of solid engineering principles, stringent quality standards, and product innovation to produce safe and reliable metal expansion joints for all types. A variety of size, length and end fitting configurations are available. In 1916, badger began manufacturing convoluted metal bellows expansion joints and is considered one of the leaders in the expansion joint industry today. We constantly innovate and incorporate the latest technology to protect commercial buildings from damage due to fires and movement from thermal expansion, wind or earthquakes. Basic types of metal expansion joints gallagher fluid seals.
We are recognized as the lead innovator for high temperature industrial expansion joint applications. An engineeringdriven manufacturer providing premier service. An expansion joint is a device primarily formed by flexible bellows used to absorb movements in. For metal expansion joints information and inquiries, kindly refer to. Designing with expansion joints 26 bellows shapes ejma asme b31. Custom designed expansion joint products range from 2120 nominal diameter, and are available with an array of alloys and end fittings to suit any expansion joint application. Modern steel construction may 2011 additional information more information about expansion joints can be found in the nrc document expansion joints in buildings. Each type has advantages and limitations that can provide flexibility, load reduction, structural integrity and reliability required in a piping system. With over 65 years of being in the metal hose and expansion joint businessdating back. Guidelines for dealing with dimensional changes in building. Metal bellows expansion joints for expansion and contraction. Keflex metal expansion joints must have the protection. Dwf files where available are under specific product joint sizes.
Metal expansion joints can be used in a variety of applications and will range in temperature demand, pressure, and size. I n the most basic sense, the need for anexpansion joint in a structure depends on the consequence of not having an expansion joint. May 23, 2017 basic types of metal expansion joints may 23, 2017 gallagher fluid seals much like elastomeric expansion joints, metal expansion joints are used to preserve the integrity of a piping system where the piping is subject to changes in temperature, pressure, vibration, compression, extension, cyclical movements or movements required by usage. No one can offer greater security or variety in meeting your needs for steam or any other applications. Insulation or thermal blankets over a metal expansion joint should be supplied by the expansion joint manufacturer to preclude the use of. Metal expansion joints are designed and manufactured in strict accordance with the metal expansion joint. Steel expansion joints are most commonly used, though rubber joints are also often used to provide a smooth transition for modern bridge construction, or continuous girders toma et al. Expansion joint and sealant cad details are provided here in quickview. A bellows can be supplied without end fittings for field installation. Designing with expansion joints 27 bellows shapes ejma. The senior flexonics pathway advantage is our experience, our people, and our manufacturing and research facilities strategically located around the world. Badger designs and manufactures round and rectangular metal expansion joints and fabric expansion joints for industrial piping and ducting systems. Smacnas new architectural sheet metal quality assurance guide, 1st edition, is a tool for evaluating exterior sheet metal building componentsroofing systems, exterior walls, flashing, copings, etc. Fccu regenerator stand pipe expansion joint cold wall design.
They consist of one or more metal bellows, connectors at both ends, and tie rods that depend on the application. Metal expansion joints typical metal expansion joint. Pipe expansion joints are necessary in systems that convey high temperature substances such as steam or exhaust gases, or to absorb movement and vibration. Expansion joint in concrete types and characteristics. Tied metal expansion joints retain pressure thrust developed by internal pressure, through the use of hardware. Metal expansion joints are designed and manufactured in strict accordance with the metal expansion joint manufacturers association ejma latest edition. Generally, hinged expansion joints can prevent damage to the joint from pressure surges and minimize. Suited for combined and multiple types of movements. Migua expansion joint systems serve to cover, close and seal expansion joints.
Flange connection general stainless steel metal bellow expansion joint is the most common and popular, it is mainly used in pipe connection, aborb the extension and compression of pipe, according to different working situation, usually we recommend different structure, but for most common, we recommend general stainless. When using flexicraft metal bellows expansion joints, you can be assured they were designed and built to last. An expansion joint is designed to absorb safely the expansion and contraction of several construction materials, absorb vibrations, and permit soil movements due to earthquakes or ground settlement. Flexicraft industries expansion joints and all flexible. Hinged expansion joint this expansion joint has a single bellows section and is designed. Metallic expansion joints are installed in piping systems to absorb differential thermal expansion and vibration whilst containing the system pressure. Metal expansion joints installation instructions keflex 1425 lake avenue woodstock, il 60098. The expansion joint stays in a parallel axis and also fixed overall length, therefore it does not exceed what was designed. Metalera dow commercial roof edgecopingsgutters metalera.
Architectural technical resources sheet metal and air. Metal expansion joints also called compensators are compensating elements for thermal expansion and relative movement in pipelines, containers and machines. Much like elastomeric expansion joints, metal expansion joints are used to preserve the integrity of a piping system where the piping is subject to changes in temperature, pressure, vibration, compression, extension, cyclical movements or movements required by usage oftentimes, metal expansion joints are used when an elastomeric joint simply cannot handle the extreme conditions. Bellows offers all types of metal pipe expansion joints. Expansion joints permits thermal contraction and expansion without inducing stresses into the elements. Expansion joint products 5 dual expansion joints a dual expansion joint can be used to gain larger axial movement than that of a single piping expansion joint can handle. Review the metal expansion joint flexible coupling models below to choose the optimal design for your application, or contact our highly trained staff for assistance. This is not limited to metallic expansion joints but also. Senior flexonics pathway is the largest metal expansion joint manufacturing company in the world and the only expansion joint company with a global presence. Type of fabric expansion joint asiapacific supply co. B3 guardian 200 and 200hp garlock guardian 200 expansion joints consist of a chemicallyresistant fep liner mechanically bonded to an abrupt arch. Metal expansion joints thermal growth, equipment movement, vibration or pressure pulsation may generate movement in a piping system. Basic types of metal expansion joints gallagher fluid. Metal expansion joints installation instructions pdf.
Using customerprovided components from an expansion joint removed from service, hose master can replace bellows and often reuse preexisting pipe and fittings. Units designed for many special applications and are built to customer specifications. Witzenmann, the inventor of the metal hose and founder of the metal hose and expansion joint industry is the top name in this area. Stainless steel expansion joint, type rfas applications a stainless steel expansion joint with carbon steel flanges for the use in thermal oil pipe systems. Jun 29, 2017 metal expansion joints are applied more frequently than rubber primarily because application conditions, e. Bellows the flexible element of an expansion joint.
Comflex metallic expansion joints engineering guide. Metal expansion joints are installed in conventional power plants. These expansion joints are available in single, universal and pressure balanced with or without liners, tie rods or covers. Straight metal flange expansion joint cover 1 of 2 installation procedures a. Anaconda expansion joint unit for a given requirement. From parking garages to hospitals, schools, shopping centers, hotels, airports, etc. Triad bellows series2 expansion joints are manufactured with multiple layers of lighter. Externally pressurized metal expansion joint external pressurization eliminates bellows squirm large axial movement maintenance free. With additional tooling triad bellows can manufacture custom metal expansion joints with stainless bellows up to 110.
Senior flexonics engineers, manufactures, and markets metal expansion joints and is recognized as the leader in the expansion joint industry. Effective jan, 2020 american boa has divested its metal expansion joints business unit to hyspan precision production inc. Snap a chalk line 4 102 mm from joint opening along both sides of cant or nailer on top of roofing membrane. The expansion joints can also be used for reducing internal forces in extreme conditions and allow enough vertical movement for bearing replacement.
Please specify skirt length and attachment type when ordering. Triads dual metal expansion joints consist of two single bellows connected by center pipe. Type of fabric expansion joint composite type a layered product that consists of various plies of materials which are laid one over the other and are usually bonded, sewn or mechanically fastened together in the clamped flange area. Expansion joints full product line from proco products, inc. Because of their many options, custom designed expansion joints are engineered to suit specific needs. High stresses induced in piping and ducting systems. Metal expansion joints kurbo bellows type metal expansion joint typical composition of kurbo metal expansion joint accessories and options typical application of expansion joint in piping system anchor, guide and support installation and handling guide types of kurbo metal expansion joints and application single expansion joint universal. Eagleburgmann expansion joint solutions has the ex perience and competence to solve all metal expansion joint needs. When a standard expansion joint is not the right fit we will design and build a custom metal bellows expansion joint at a standard price. This offers a costeffective option when dealing with very large diameter expansion joints and special designs. Externally pressurized metal expansion joint external pressurization eliminates bellows squirm. Metal bellows expansion joints offer a cost effective alternative to other expansion devices while optimizing the productive life of a piping system. Flange connection general stainless steel metal bellow.
Metal expansion joints engineering, manufacturing and sales. When this movement is not absorbed by the piping system itself, an expansion joint is the perfect solution. Designing with expansion joints becht engineering company, inc. Will the lack of an expansion joint hamper or destroy the function of the facility, or cause damage to the structural or architectural components. Expansion joint considerations for buildings steelwise guidelines for dealing with dimensional changes in building structures due to changing temperatures. Metal expansion joints and connectors, rubber expansion joints, te. This expansion joint as with the single metal bellows expansion joints relies on. This type of expansion joint is basically meant for axial movements only. Axial compression or extension has been referred as axial movement, traverse, compression, etc. Flange connection general stainless steel metal bellow expansion joint.
Witzenmann the specialist for flexible metal elements. In addition to metal products we manufacture nonmetallic, duct type, fabric and composite expansion joints for the power generation, pulp and paper, cogeneration, and ship building industries, as well as many other types of industry. Senior flexonics pathway produces round and rectangular metal expansion joints in all types of hardware configurations from 2. Metal expansion joints are installed in piping and ducting systems all over the world. Easy access to all englert brochures and catalogs, a color selector for both roofing and gutter colors, standing seam metal roof panel profiles, and a convenient coil calculator to assist in estimating and completing your particular project. The skirt straight portion at each end of the bellows can be sized to fit a flange or pipe. With over 65 years of being in the metal hose and expansion joint businessdating back to the early 1950sthe owners of precision hose.
Bellows not directly exposed to abrasive media heavy wall housing protects from external damage max working pressure. All buildings are subjected to expansion and contraction due to the thermal loads from exposure to changes in the ambient temperature, both during construction and in operation. Metalastic smf straight metal flange expansion joint cover. An engineeringdriven manufacturer providing premier.
B6 guardian 306 ezflo garlock guardian 306 ezflo spooltype expansion joints feature an fep lining that is fused to the body of the expansion joint. Metal expansion joints are a solid alternative when limited space is a consideration and we can custom design to your exact system. The 20 year, 120 mph sealtite gutter system wind warranty is available on orders to meet a projects specification. With over 65 years of being in the metal hose and expansion joint businessdating back to. Flexicraft industries manufactures all types of metal expansion joints, rubber expansion joints, and other expansion joints for piping, as well as other related flexible piping. Guidelines for dealing with dimensional changes in. This metal bellows expansion joint will absorb thermal growth and vibration in the ducting system with the minimal spring force reaction on the system equipment. The gimbal expansion joint is usually used in pairs of two or in combination with the hinged expansion joint. The main function of expansion joints is to compensate for axial pipe thermal expansion.
This product is designed for the chemical processing and. Metal expansion joints and metal bellows hose master. Expansion joints are used as a mechanism to prevent expansion from thermal and vibration energy. For applications where a thermal expansion of the piping has to be absorbed.
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