Find supplier datasheets for steam traps on globalspec. Mk the mk is a thermostatic steam trap with membrane regulator. In addition to balanced pressure thermostatic steam traps, spirax sarco also offers bimetallic thermostatic steam traps. Spirax sarco bimetallic steam traps are the most robust thermostatic steam traps, which can withstand waterhammer and corrosive. Install steam trap for each heating equipment in case cause influence each other. Bimetallic steam traps bimetal element is used for temperature sensing.
Steam traps a steam trap, which is a fully automated condensate drainage device, generally does not require routine maintenance. Heat loss formula is u x a x t u heat transfer coefficient btuhrsqft a surface area in sqft t difference between internal pipe temperature and ambient temperature. Discover all cad files of the steam traps category from suppliercertified catalogs solidworks, inventor, creo, catia, solid edge, autocad, revit and many more cad software but also as step, stl, iges, stl, dwg, dxf and more neutral cad formats. Armstrongs ab600 bimetallic steam trap is the ideal solution for applications where other trap styles are not resisting to tough operating conditions. Can be used with super heated steam, removes condensate at saturation steam temperature and below. One of the equipments most often neglected in a steam installation is the steam trap. File download literature series lwzcs17st forged steel bimetallic type steam trap valve pdf a 5f1, no. Gestra rhombus bk 45 and bk 45u steam trap line steam.
For discharging of slight to highly sub cooled condensate. Check the corrosion resistance and chemical suitability of the steam trap for the application in question. The abl range of bimetallic steam traps are made of forged steel. Lapped disc provides steam tight seal without air binding. The steam trap shall be capable of operation on lowload applications throughout its pressuretemperature range. It also has the ability to handle the large start up loads associated with superheat applications.
Mechanical free float trap the operation principle of mechanical traps takes advantage of the difference between the specific gravities of condensate and steam. Smc32f and smc32yf carbon steel integrally flanged bimetallic steam traps. Hp45 traps are made of forged steel, and designed for draining high pressure, high temperature steam lines and processes. Bimetallic steam trap forged steel, high temperature steel, stainless steel. Sk50b bimetallic float type steam trap dn25 featuresayvaz sk50b float traps perform continuous evacuation, especially with the amount of condensate, at the steam saturation temperature. The mechanism shall consist of a stacked nickelchrome bimetal operator with titanium valve and seat. Bimetallic traps bimetallic traps work like the differential metal strip in a thermostat, using the unequal expansion of two different. Steam traps ab3000 bimetallic steam trap stainless steel for pressures to 22 barcapacities to 2 100 kgh description armstrongs ab3000 bimetallic steam trap operates by the effect that rising temperature has on bimetallic elements. Each type will be discussed in detail in this section. A bimetallic disc is a combination of two layers of metal with widely different coefficients of. During startup, the trap is cold so the elements are flat and the valve is wide open. Steam trap for thermostatic airventing with bimetallic regulator the thermostatic steam traps with corrosionresistant duo s. Chart 1illustrates the truly universal operating principle behind the velan steam trap.
Spiraxsarco hp series bimetallic thermostatic steam traps. Save up to 30% in energy extracting part of the sensible heat. Bimetallic superheat steam traps armstrong international. The gestra steam trap range the three different steam trap types bk the bk is a thermostatic steam trap with duo stainless bimetallic regulator. Able to withstand waterhammer and corrosive condensate. Each segment acts consecutively, covering the complete operating pressure range without adjustment or orifice change.
This bulletin should be used by experienced personnel as a guide to the installation and maintenance of the armstrong sh300, sh900, sh1500, sh1600 and sh1700 bimetallic steam traps selection or installation of equipment should always be accompanied by competent technical assistance we encourage you to contact armstrong international or your local representative if. Bimetallic steam trap performance parameter material list of main part. The period of waiting to start a process is reduced to minutesthere is no air binding, waterlogging, or steam locking to delay equipment. Steam trap performance assessment has traditionally been based on three basic methods. Mar 09, 2019 bimetallic steam trap bk45, steam traps. Bimetallic steam traps holland applied technologies. Most steam traps will also pass noncondensable gases while remaining tight to live steam. Steam trap presentation for idea distribution workshop. It shows the thermostatic principal involved and how two bimetallic plates interact and provide physical movement to open and close a. During normal operating temperatures, steam and condensate enter the steam trap body, this causes the bimetallic plates to expand, which closes the condensate discharge valve. Ismc32 carbon steel bimetallic steam trap with integral spiratec sensor.
They have a check valve, a built in strainer screen and an external device for adjusting the. Spiraxsarco model smc32 carbon steel bimetallic steam trap with a 12 sweat connection for service up to 465 psi. Bimetallic steam trap bk flangedproductszhejiang xiutai. The inverted bucket is the most reliable steam trap operating principle known. Bimetallic style steam traps type sh900 in stainless steel with integral stainless steel strainer, inline repairable. Spiraxsarco industrial thermostatic steam traps 1 2 2. Usm32 sealed bimetallic steam trap for use with pipeline connectors.
Bimetallic trap is classified as temperature operated traps thermostatic trap and its by and large the most robust design amongst the various types of traps in common use. Ab3000 bimetallic steam trap stainless steel for pressures to 22 barcapacities to 1 800 kgh description armstrongs ab3000 bimetallic steam trap operates by the effect that rising temperature has on bimetallic elements. Limiting conditions refer to standard connections only. External forces from the steam are the only things that can adversely. How a bimetallic thermostatic steam trap works on startup, the bimetallic. With a single element the temperature differential to open the steam trap would be bc1 66. Automatic airventing during start up and operation of the. Produced in accordance with article 3, paragraph 3 of the ped european pressure equipment directive 9723ec. T3 bimetallic steam trap in the interests of development and improvement of the product, we reserve the right to change the specification. Steam jacketed disc trap for long life on mains, tracers, and coils.
The sh300 steam trap operates on the temperature principle using two layers of bimetallic elements that have different expansion coefficients. Essentially, a thermodynamic steam trap is a time cycle device which responds to imbalances of pressure applied to a valving device, usually a disc. Smc32, smc32f, smc32y and smc32yf carbon steel bimetallic steam traps. Quick thermostatic air venting with bimetal ring for fast startup. The bk 27 steam trap is used for higher pressure mediumcapacity applications such as heat exchangers, large air preheaters, tank heaters, etc. The bimetallic strips are piled up in pairs, with the sides having the same coefficient of expansion side without the mar. The sm45 is a medium pressure, temperature sensitive, maintainable steam trap. How various types of steam traps meet specific operating requirements. The valve remains closed until the bimetallic elements cool, thus allowing the valve to crack open, vent the condensate and noncondensables, and then close again when steam temperature is reached. It is not affected by sudden and wide pressure changes.
Steam traps are nothing more than automatic valves. Thermostatic steam traps bk with duo stainless steel. Steam trap performance assessment inveno engineering. Chart 1 illustrates the truly universal operating principle behind the velan steam trap. Series lwzcs17st forged steel bimetallic type steam trap. For discharging of slight to highly subcooled condensate. A sight glass specifically designed for steam trap performance assessment is also.
Cooled condensate, plus air, is immediately discharged 1. As the video demonstrates, bimetallic steam trap operation relies on the thermal expansion of metal plates making their operation simple and reliable. Spiraxsarco model hp45 bimetallic steam trap, with a 12 npt connection, for service up to 652 psi. These factors are all important in todays energy conscious world. Bimetallic steam traps are not suitable for fitting to process plants where immediate condensate removal is vital for maximum output to be achieved. The operating pressure acts in the direction of opening, so that the valve is opened fully. Smc32 traps feature an integral flat strainer screen. The bimetallic strips are piled up in pairs, with the sides having the same coefficient of expansion side without the marking placed against each.
Robust steam traps for condensate removal from heating processes with small load fluctuations. This same amount of heat is released when a pound of steam is condensed back into a pound of water. The unique bimetallic element allows for tight shut off before superheat reaches the trap thus. If you wish to learn more about the velan steam trap line or traps in general, please visit. This federal technology alert focuses on ultrasonic sound measurement equipment and equipment utilizing a fourth method based on conductivity. This heat quantity is different for every pressuretemperature combination, as shown in the steam table. The trap shall be investment cast chromemoly steel model sh1500 with integral stainless steel strainer, inline repairable. Oct 31, 2014 this video illustrates how a bimetallic steam trap works.
The original multisegmented bimetal principle actuates velan steam traps. Direct output or calculation and product data in pdf format. Needs recalibration over time, normally failsclosed. The american national standards institute defines a steam trap as a selfcontained valve that automatically drains the condensate from a steamcontaining enclosure while remaining tight to live steam, or if necessary, allowing steam to flow at a controlled or adjusted rate. The bimetallic trap offers resistance to water hammer. A steam trap is a device used to discharge condensates and noncondensable gases with a negligible consumption or loss of live steam. This happens because in most cases it fails open and. Operating and installation instructions can be downloaded at capacity. Application thermostatic steam trap for automatic airventing and discharge of noncondensable gases and steam air mixtures from steam lines. The sum of the heat of the liquid column 4 and latent heat column 5 in btu. Body design pressure pn64, suitable for differential pressure of 14 bar, flanged pn40 50mm. State supply saint paul, mn spiraxsarco industrial. The operating principle is based on a balance between the steam force pressure related trying to open the discharge valve and the bimetal force temperature related which acts to close it.
Local regulation may restrict the use of this product below the conditions quoted. Description this is a bimetallic thermostatic steam trap with strainer. Hp45 bimetallic steam trap, english, tip62302, download pdf. As condensate is discharged below steam temperature, waterlogging of the steam space will occur unless the steam trap is fitted at the end of a long cooling leg, typically 1 3 m of unlagged pipe. Universal steam traps for an extensive range of applications velan. The stainless steel bimetallic plates and the staged nozzle assure long lasting service and zero steam loss operation even under superheat or waterhammer conditions. Bimetallic steam traps velan free download as pdf file. With a single element the temperature differential to open the steam trap would be. Tss21 stainless steel sealed thermostatic steam tracer trap. The sh series superheat steam traps adjust automatically to changing conditions. An extensive range of bimetallic steam traps, for applications ranging from standard steam lines to superheated steam. As a steam trap wears, it loses efficiency and begins to waste energy. Sh2500 bimetallic steam traps bimetallic steam traps for superheat conditions for pressures to 650 psig 45 bar.
Sm45 bimetallic steam trap, english, tip02501, download pdf. As the system increases in temperature and pressure, the traps stacked nickelchrome bimetallic elements start to expand, allowing for tight shutoff as steam reaches the trap, thus preventing steam loss. Bimetallic thermostatic steam traps bimetallic thermostatic. Bimetallic steam trap forged steel, high temperature steel, stainless steel thermostatic steam trap with noncorrosive and robust water hammer proof bimetallic controller automatic airventing during start up and operation of the plant non return protection with inside strainer fig. Bimetallic steam traps can conserve energy by discharging subcooled condensate in those applications which utilise sensible heat. Steam traps are automatic valves that release condensate from a steam space while preventing the loss of live steam. Jan 10, 20 this video demonstrates how a bimetallic steam trap works. Steam traps forged steel bimetallic type steam trap valve.
The heart of its simple design is a unique leverage system that multiplies the force provided by the bucket to open the valve against pressure. The simplest form of steam trap is a disc or short solid pipe nipple with a small hole drilled through it installed at the lowest point of the equipment. Bimetallic thermostatic steam traps are primarily used to control the release of condensate so that its sensible heat can be utilised and energy losses caused by flash steam on discharge reduced. The stem connected to these elements moves a valve into either an open or closed position. Cold water capacities to 6,000 lbhr 2,722 kghr armstrongs sh2500 bimetallic steam trap is the ideal design for. The main components of the vyc bimetallic steam traps are model 144 are. Operating and installation instructions can be downloaded at. They arethe most robust of all the thermostatic steam traps,being able to withstand waterhammer and corrosive condensate. Spiraxsarco model smc32 bimetallic thermostatic steam traps. The operating element comprises a stack of bimetal discs which control the. Danger the steam trap is under pressure during operation. Hp80, hp100, hp150 and hp210 series bimetallic steam traps. The mechanism shall consist of a stacked nickelchrome bimetal operator, with titanium valve and seat.
How the bimetallic thermostatic steam trap works on startup, the bimetallic element is relaxed and the valve is open. Bimetallic steam trap thread connections model 143. Thermostatic, mechanical, thermodynamic and drain orifice. Bimetallic steam trap, spirax sarco, abl5xx, for high capacity applications with quick air drainage.
It utilizes bimetallic strips of dissimilar metals stacked together in pairs. The most robust of all the thermostatic steam traps. It adjusts itself to changing conditions, as the increasing pressure on the valve is compensated by the curving of the. Do timebased maintenance for the normal working of steam trap. Thermostatic steam traps liquid expansion steam traps.
This comprehensive range of steam traps is based on a unique design that was developed and patented by a. Steam traps, which are sized and selected properly, should give a long troublefree life when the proper trap for the application is in place. But armstrong inverted bucket traps last years longer than other traps. It adjusts itself to changing conditions, as the increasing pressure on the valve is. Bimetallic steam trap piping engineering knowledge base. They are ideal for applications such as kitchen and laundry equipment, steam tracers, hospital equipment, steam coils, steam radiators, and steam main drip stations. They operate more efficiently longer because the inverted bucket is the most reliable steam trap operating principle known.
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