The basket type or pot type strainer is characterised by a vertically orientated chamber, typically larger than that of a ytype strainer. Leadfree cast bronze wye type strainer the home depot. Threaded cast iron y strainer applications steam, water, oil or gas where protection from foreign matter in a pipeline is required. In ytype strainer the filter leg connects to the main pipe at a diagonal angle, giving the strainer its y shape, and hence its name. Valve types and configurations strainers kitz corporation. Operation and maintenance manual strainer, series 350. Cleaning usually accomplished by shutting off line pressure and disassembling strainer. Y strainers are used to protect pumps, meters, valves, regulators, and other equipment. Both y and basket style strainers require isolating the strainers inlet and outlet to physically clean the straining element thus interrupting the process flow, however there are significant functional differences that, depending upon specific application characteristics, will determine whether a y or basket style strainer is best style for your application. The screen or basket is the heart of the keckley strainer. Y strainers y strainers use a perforated or wire mesh straining element to mechanically remove solids from flowing liquids or gases. Selfcleaning is accomplished by opening the plug or valve connected to the blowoff outlet, if provided.
Fsc cast iron y type strainer, leadfree zurn industries. Kit strainer models seals materials of construction rb type up to 285 psi 1,965 kpa bunan or viton housing. Barton firtop eng co ltd y type strainers data sheets. Quality control all the raw material used in the construction of these strainer are produced from highest quality material and subject to stringent quality control. Mueller offers a wide range of strainers and valves such as y strainers, simplex strainers, duplex strainers, temporary strainers, butterfly valves, and. A y strainer can be installed in either a horizontal or vertical position downward flow with the screen elementpointing downward. Y2 keckley company 3400 cleveland street skokie, illinois 60076 1800keckley style b ystrainer cast iron astm a 126, class b 250 lb.
Less liquid will spill when the screen retainer is removed. For 212 and 3 size strainers, the offcenter drain permits nearly complete removal of liquid and dirt when blowing down the strainer. Layout aspects to be considered during installation of strainers. In permanent applications, the y type strainer is the most appropriate and common. Specified strainers are the y strainer and the basket strainer. Carbon steelstainless steel flanged y strainer class. Cast bronze y type strainer page 1 of 2 application ideal for use where leadfree fittings are required. Bronze, lead free bronze, cast iron or ductile iron except for 20k products conform to the standard specifications for public construction work issued by the ministry of land, infrastructure, transport and tourism of japan. These y type strainers are available from 12mm upto 65mm in screwed end connection and from 20mm upto 800 mm in flanged end connection. Y wye strainers mechanically remove solids from flowing steam, gases or liquid piping systems with the use of a perforated or wire mesh straining screen, and. The strainer shall be suitable for psig operating pressure at f operating temperature. Stainless steelfemale copper sweat ends lead free nsf372 12inch thru 2inch stainless steel body and screen water, oil, gas nonshock max pressure.
Ys52ab y strainer, aluminum bronze, asme class 250. Leadfree cored bronze threaded y strainer shall be covered by the separate. The main body and access cover shall be cast iron astm a 126 class b and coated with a fda approved epoxy coating inside and out. While there is primarily one type of y strainer fig. Y type strainers line strainers, with threaded or flanged ends y type line strainers protect your fluid handling system against the damage that can occur to valves, traps and other equipment when foreign matter such as dirt, scale or welding particles travel through the pipeline. The y strainer, also known as a wye strainer or y strainer valve, is a device for removing unwanted solids from liquid, gas, or steam pipelines. From a simple low pressure cast iron threaded strainer to a large, high pressure special alloy unit with a custom cap design, we have the right product for.
If the operation and maintenance manual is not followed correctly, the manufacturer is not responsible for the efficiency and safety of the. Body of y strainer is normally of cast iron, cast carbon steel or stainless steel in various material grades with flanged end, threaded available with high. Each and every strainer is pressure tested prior to leaving factory. Ystrainer pressure drop saturated steam sizes 14 to 112. The sxl zurn wilkins cast bronze wye type strainer is recommended for a variety of water service lines, including residential and commercial. Aluminum, stainless steel size total basket area sq.
Ytype strainers, utype strainers construction material. This allows the strainer screen to collect material in the strainer at the lowest point of the screen. All products are warranted to be free of defects in material. The main body and cover shall be low lead cast bronze astm b 806, the strainer screen shall be 20 mesh 300 series stainless steel and accessible for mainte nance without removing the device from the line. Caution please refer to the manual attached to the product for procedures for installation and operation. The model yif is a cast iron y strainer that is has drilled flanges that are in accordance with asme b16. They are used in pipelines to protect equipment such as pumps, meters, control valves, steam traps, and. Many screen materials, meshes and perforations are available. Y type and t type strainers are mainly installed to protect vital piping equipments such as pumps, flowmeters and heatexchangers. Strainer selection chart screen equivalents magnets. Ratio of net free area of the screen to pipe area strainer information. How do i know when a ystrainer needs to be cleaned out. Y type strainers quality wire basket strainer three.
Keckley strainer information 070612 ystrainer section. The end connections shall be flanged and the body shall be complete with a bolted cover assembly. When it comes to straining foreign matter out of your pipelines in order to protect your equipment, mueller steam specialty is a recognized leader in the pipeline strainer and valve industry. The strainer is a y type with a branch angled off the flow path. The integral strainer screen shall be accessible for cleaning without removing the device from the line. Ytype strainers are designed and produced to suit low, medium and high pressure requirements and a wide range of filtration levels.
Basket strainers have a larger straining area, which can increase their efficiency in liquid applications, such as largediameter steam pipelines. Construction the keckley style b stainers are constructed from rugged cast iron castings that are machined to exacting specifications. Filtration area of y type strainer surface area of screen. Very high corrosion allowance on thickness for longer life. Strainer bronze, wire mesh screen, tapped cap with plug s221a. Less torque is required to obtain a tight seal with proper gasket compression. The cast iron y type strainer shall be in compliance with mils16293f type 2 and certified to nsfansi 372. It works well in mounting horizontal and vertical pipelines. The main body and cover shall be low lead cast bronze astm b 806, the strainer screen shall be 20 mesh 300 series. Ys54ab y strainer, aluminum bronze, asme class 150.
Class 150 flanged cast steel and stainless steel y strainer. Y strainer shall be designed and manufactured to meet asme. As the strainer starts trapping dirt, resistance to flow pressure drop will increase. An official definition adopted by the fluid controls institute is. The strainer has a wide range of applications of fluid straining to protect equipment within the pipeline. Recommended for a variety of water service lines including residential and commercial irrigation. Cover flange for 764 is furnished with blowoff tapping. Pf221a strainer bronze, wire mesh screen, tapped cap. Size for size, the pressure drop across a basket strainer is less than that across the ytype as it has a greater free straining area, which makes the basket type strainer the preferred type for liquid. The ductile iron y type strainer shall be a zurn wilkins model fsc. Crosssection of a y strainer with blow off connection for quick and easy cleanout. The main body and access cover shall be cast iron astm a 126 class b and coated with a fda. Pressure seal cover for high pressure leakfree service.
For steam, a y type strainer is the usual standard and is almost universally used. Details of ytype and basket strainers and startup filters. The model ycw is a carbon steel y strainer that has butt weld ends. Eaton y wye strainers are a costeffective solution for the mechanical removal of unwanted solids from liquid, gas or steam lines by means of a perforated or wire mesh straining element. Available with threaded or flanged end connections in. Engineering specification for the selection, installation. Ystrainer, series 350 general the following operation and maintenance manual is valid for y strainers, s eries 350. Inches 2 64 3 129 4 129 open area ratio to calculate the ratio of open area of the basket to the. They are used in pipelines to protect pumps, meters, control valves, steam traps, regulators and other process equipment. Measuring the pressure drop across the strainer while. Y wye strainers mechanically remove solids from flowing steam, gases or liquid piping systems with the use of a perforated or wire mesh straining screen, and are used to protect equipment. Y strainers can provide a strong dirtholding capacity and handle high pressures. Inside area of the pipe to give the ratio of net free.
Ytype pipeline strainers y type strainers in a wide variety of sizes and materials to fit most pipeline straining requirements. Guidelines for the preparation of strainer specification part 2. Sufficient clear space to be provided in all strainers to facilitate easy removal of mesh element for cleaning purpose. Steam working pressure non shock maximum water, oil, or gas. The ductile iron y type strainer shall be certified to nsfansi 372, and in compliance with mils16293f type 2. Strainer type connection type body material cover type construction type example. Ytype pipeline strainers ytype strainers in a wide variety of sizes and materials to fit most pipeline straining requirements. Leadfree cast bronze wye type strainer is an ideal choice for residential, commercial, swimming pools and cooling tower water.
Ring type joint rtj flanges are available, consult factory. Armstrong ytype strainers design advantages easyin, easyout screwed screen retainers have straight threads. Strainers can be classified into two main types according to their body configuration. Tee type tee type strainers are wellsuited for applications in which replacements must be made quickly.
The y type strainer shall be a manufactured import certified to nsfansican 61. Guidelines for the preparation of strainer specification. Our screwed y type strainers are designed and manufactured to ped9723ec, with 1 and below being category sep. Class 150 flanged cast steel and stainless steel y. At correct assembly, maintenance and repair we guarantee a trouble free function. The integral stainer screen shall be accessible for cleaning without removing the device from the line. Introduction to strainer in piping the process piping.
Threaded cast iron ystrainer applications steam, water. Model 91 ttype strainer cone type temporary strainer is shown bolted between two pipe flanges en efscpsb. The danger of freezing in is considerably less than with hardtobreak tapered pipe threads. The nibco press system bronze ystrainer features press x press female end connections with an inboard bead and epdm orings for quick and easy joinery to the piping system. All strainers are available to buy online from valves online, the uks leading supplier of valves. Mueller steam specialty y strainers filtration grainger. Consult gl ludemanns strainer pn 16 ytype brochure on directindustry. View our range of strainers including y type, basket, compression end, brass, stainless steel, pvc, cast steel, cast iron, forged steel, duplex, hygienic and wras approved strainers. The strainer shall be a ytype and have size inletoutlet connections. Guidelines for the preparation of strainer specification part 2 pdf, 579 kb. Typical examples of these types of strainers can be seen in figure 12. Less torque is required to obtain a tight seal with proper.
Kit strainer models seals materials of construction rbtype up to 285 psi 1,965 kpa bunan or viton housing. Keep your pipelines clear and damage free with y and basket strainer options from grainger. These series y type strainers are available from 20mm upto 400mm flanged end connection only. Steam working pressure non shock maximum water, oil, or gas working pressure. This manual covers the normal use of flanged and threaded y strainer, and u.
Both y and basket style strainers require isolating the strainers inlet and outlet to physically clean the straining element thus interrupting the process flow, however there are significant functional. Y type strainer to be properly installed as per flow direction. Strainer pn 16 ytype gl ludemann pdf catalogs technical. Manual pipeline strainers model 85 ystrainer eaton. The main body and access cover shall be ductile iron astm a536 with an fda approved epoxy coating inside and out. Y strainer, cast iron, ansi class 250, threaded ends, epoxy painted, gasketed caps, plugged blowoff. Carbon steelstainless steel flanged y strainer class 150.
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