Velan products pressure seal forged and cast steel valves pressure seal y pattern piston check valves. Burkert 2000 series angle pattern externally piloted shut. At powell valves, we maintain a quality management system with strong emphasis on the continual improvement of quality, engineering, manufacturing, and business related processes. High flow rates are attained with the virtually straight flow path. Angle pattern globe valves design is a modification of the basic tee pattern globe valve. Tpattern designs, by virtue of their tortuous flow path, reduce velocity and are ideal where throttling is required during initial opening. Stop check valve is a lift check valve with manual control, a globe valve. Our designs have always incorporated a multiturn, y pattern, globestyle valve. Dec 20, 1983 the y pattern valve of claim 1 in which the valve body is provided with a passageway which extends from and substantially transverse to the valve stem, to a vacuum source, so that on leakage of the vacuum space due to material failure or the like, any gas tending to fill the space adjacent the valve stem is removed by said vacuum source. These valves have pressure measurement ports upstream and downstream of the valve seat. Body forged steel, ypattern construction integral bonnet bonnetless floating backseat bayonet bodyyokeconnection design asme b16. T473y check valve bronze, class 300 threaded, ptfe disc. You can also create a valve set sub assembly using the create sub. For applications ranging from 15 mm to 300 mm sizes, armstrong cbvs have been used reliably in tens of thousands of installations around the world.
In addition to the line of globe valves bolted bonnet, fluitek orsenigo valves has added a line of same type of valve but with an inclined stem configuration, called ypattern type, as an alternative to. Crane bronze body swing check valves in y pattern design come with threaded and soldered end connections and are available in asme pressure classes 125, 150, 200 and 300. In fact, we have seen work done where the cylinder head seat was a radius instead of an angle to improve flow. The flowserve univalve ypattern globe valve is designed for maximum flow capacity and minimum leakage in high pressure, high temperature. Y pattern bolted bonnet in addition to the line of globe valves bolted bonnet, fluitek orsenigo valves has added a line of same type of valve but with an inclined stem configuration, called y pattern type, as an alternative to the straight pattern, also called t pattern. The bronze horizontal swing check valve features a renewable seat and disc. The swing check valve prevents backflow by automatically closing when fluid reverses direction. A valve feather under spring pressure is seated in the valve body and exposed to system pressure. Types of check valves different check valves types of nrv. Bolted bonnet, forged steel valves, ypattern valves.
T4y check valve bronze, ptfe seat disc, threaded ends. Velan valves have an extremely broad installation base and are approved by major companies worldwide. Ypattern piston check valve 510 series bolted bonnet full port. Commonly referred to as circuit balancing valves, they deliver an efficient, dependable and costeffective solution to balancing system flow rates that result in reduced maintenance, increased comfort and lower energy consumption. Imi hydronic engineering north america imi flow design. Valves may be mounted in any position, however, attention to. You can also create a valve set sub assembly using the create sub assembly features.
Commonly referred to as circuit balancing valves, they deliver an efficient, dependable and costeffective solution to balancing system flow rates that result in reduced maintenance, increased comfort and. Armstrong balancing valves superior by design the competitors valve designs fall short because. The bolted bonnet ypattern globe valve is a durable, highperformance small bore globe valve that is forged and equipped with a boltedbonnet design for improved maintenance. Suffix not used for valves where figure number designates. Y body valves are used in high pressure and other critical services where pressure drop is concerned. Schuf y pattern stopcheck valves provide the same function as a y globe valve, but also provide check valve protection in the event of backflow. Valve design bodybonnet connections threaded bonnets are generally applicable only for noncritical services such as plumbing and heating shutoff in low pressure lines. The bolted bonnet y pattern globe valve is a durable, highperformance small bore globe valve that is forged and equipped with a boltedbonnet design for improved maintenance. Smith design highlights y pattern bonnetless globe valve asme classes. The globe valves top entry design makes it easy to service and maintain. Y pattern check valves are generally used to protect pumps or similar. Swing check valves are available in straight body design and y pattern design. Ypattern globe valves provide the maximum cv possible in a globe valve.
They have a slightly lower coefficient of flow than wye pattern globe valves. Velan pressure seal y pattern globe valves offer lower and higher cvs. Velans range of ypattern valves include the following designs. Traditional y pattern, globestyle valves typically provide only four turns of adjustment precision or less. Check valves are available in the following designs.
Other features of bonnetless y pattern globe valves on pages photo below shows a liveloaded valve. Forged high pressure bonnetless ypattern globe valves. Many other bonnet weld designs are subject to combined stresses vogts design uniquely minimizes the stresses on the seal weld. Check valve bronze, ptfe seat disc, threaded ends, t4y the nibco bronze horizontal swing check valve has a ypattern design with renewable seat and disc. Y pattern globe valves globe valves are used for flow regulation, frequent operation, increased flow resistance or for positive shutoff when closed. A wide variety of y pattern valves options are available to you, such as stainless steel, casting, and plastic. Because of its nearly straightthrough flow passage, the y style body is less flow restrictive than a normal globestyle body. The fliteflow main steam isolation valve is a highperformance, serviceproven technology designed for use when y. Ypattern bolted bonnet globe valves fluitek orsenigo valves. Ypattern valve installation instructions yv3a0614 ypattern valves are designed for proportional throttling and control of. Do5 pattern installation and dimensions general valve mounting this valve has a second t port into a common tank passageway, for lower pressure drop and increased efficiency.
This design is the simplest and least expensive, but tends to distort over time making reconditioning difficult. The externally piloted angleseat valve is operated with a single or doubleacting piston actuator. The y pattern valve is a closingdown, globe type valve design that provides proportional opening to seating disc travel. It is with pride that we offer to the user this outstanding, longlasting, high performance valve for high pressure and tough applications. The nibco press system is user friendly, quick and easy to install. Small forged steel gate, globe, and check valves velan. Ypattern pneumatic control valve, with an actuator of. In this type, seat and stem are angled at approximately 45 to the pipe axis. Versatile, reliable ypattern globe valve designed with ideal size and weight parameters to deliver maximum utility when new or replacement class 600, 900 and 1500 valves are required. Schuf y globe valves are available as bolted bonnet and pressureseal designs. The y pattern valve of claim 1 in which the valve seat means and the valve seal member are circular.
Low pressure drop compared to vertical globe valves. Globe, needle, stop, piston, and ball check valves primarily engineered for high. Schuf ypattern stopcheck valves provide the same function as a yglobe valve, but also provide check. Pf4y check valve bronze, 200 psi, ypattern on nibco. The disk is suspended from the body by means of a hinge pin and seals against the seat which is integral with. The body design selected will determine the pressure drop. Before installing solderjoint valves, be sure solder or brazing alloy melting point is high enough to withstand line pressure, temperature conditions, and is compatible with fluid medium. Valves may be mounted in any position, however, attention to direction of. Ybody valves are used in high pressure and other critical services where pressure drop is concerned. Gate valves are designed to operate in a fully open or fully. The y type design is a solution for the highpressure drop problem in ztype valves. Vogt valves catalog and application manual vvenct000006 0817. Class 125 threaded cap brassbonze disc threaded ends figure 37 class 125 threaded cap ptfe disc threaded ends figure 41tf.
Excellent resistance to the effects of thermal cycling. Versatile, reliable y pattern globe valve designed with ideal size and weight parameters to deliver maximum utility when new or replacement class 600, 900 and 1500 valves are required. Circuit balancing valves armstrong fluid technology. Ypattern pressure seal bonnet globe valves fluitek. The y pattern configuration reduces pressure loss over that of standard globe valves. A trademark of the newdell company smith ypattern bonnetless. The flowserve univalve ypattern globe valve is designed for maximum flow capacity and minimum leakage in high pressure, high temperature applications. The only valve with 22 design features for high pressure steam and other tough services designed for tough service high pressuretemperature service with low fugitive. When the system pressure overcomes the spring pressure the valve feather will move in the seat creating an exit to atmosphere allowing the system gas or liquid to escape. The ytype design is a solution for the highpressure drop problem in ztype valves. The actuator is available in two different materials, depending on the ambient temperature. Pressure seal ypattern piston check valves velan inc.
Body forged steel, y pattern construction integral bonnet bonnetless floating backseat bayonet bodyyokeconnection design asme b16. When properly crimped a unique n witness mark is clearly visible. The y pattern valve of claim 1 in which the solid particulate matter comprises uranium. As such, y pattern valves are ideally suited for flow regulating applications. As such, ypattern valves are ideally suited for flow regulating applications. The ypattern fluid path shape helps to reduce fluid turbulence and consequent cavitation phenomenon. Separate seat ring design for the swing check valve. Schuf yglobe valves are available as bolted bonnet and pressureseal designs.
The ends of this globe valve are at an angle of 90 degrees, and fluid flow occurs with a single 90 degrees turn. Valve patterns fabrication products autodesk knowledge. From the most common application to the most severe, velan has a solution. Burkert 2000 series angle pattern externally piloted shut off valve. Ypattern bolted bonnet globe valves fluitek orsenigo. One of the most comprehensive valve product lines available from any manufacturer. Types of check valves different check valves types of. Series yc ypattern pneumatic control valve, with an.
Smith ypattern design group of products is a wide range of. Facetoface and endtoend dimensions conform to ansi b16. The following options are available for 2port and 3port valve patterns in the autodesk fabrication products. Check valve is used to stop back flow in a piping system.
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