The series valve is a sleeve style water control valve that is capable of operating in a pressure range from 10 psi 0. Size, select and generate valve, actuator, and positioner specifications in seconds enter and verify data import and export valve specifications automatically from multiple data formats intools, excel, and more performance. Introduction proportional valves which change outputs in proportion to their input value provide dependable, costeffective, compact solutions for fast response and consistent control at. Due to the valve design, incorporating a small facetoface dimension and lower weight than most valve types, the butterfly valve is an economical choice for larger line sizes i. Function swing check valve, no load springactuated swing. Improved slidercrank gearbox, minimising pressure surges and leakages. The best for you and your customers, because depending on quality products ensures peace of mind. Support the valve properly during transportation to avoid toppling. A cap conceals the adjustment and discourages tampering with. The valve should be transported so that the side flanges remain in horizontal position. Please refer to general arrangement drawing for full details of valves marking. Valve dimensions h for bellows valves add 0,75 inch.
Dynamic balance plug valve and double db plug valve. A guide to selecting a manual hydraulic directional control valve characteristics and configurations of manual directional control valves used in hydraulic systems selecting the right valve for the job. Nxt valve sizing and selection suite is the right tool for finding the right product the first. Directional control valves are probably the most common of all hydraulic components and are used to control the starting. Typical configurations for gate valves valve dimensions gate. Api526 eliminated 2 12 inch flange sizes, however ari will. Inlet minmax minmaxconnections fluid o2 asme valve series sizes set pressures temperatures. When the valve is actuated, the flow path shown in the upper block replaces the flow path in the lower block. Cv valve coefficient fl pressure recovery factor gg gas specific gravity air 1.
The valve uses a flexible rubber lined pinch sleeve that is collapsed between two mechanical bars to effect accurate modulating control, positive closure, and drip tight shut off. The control valve is seldom full open or closed but in an intermediate position controlling the flow of fluid through the valve. Pressure and temperature ranges may vary, depending upon valve size, material, etc. Pn10 also available as standard, plus bs 10 table e full range of sizes dn50 to dn2400 also available. Hydraulic cartridge valves inline valves modular valves. Chapter 1 offers an introduction to control valves including definitions for common control valve and instrumentation. When the pipeline pressure is less than this total force, the valve will be tightly closed. Flowseal high performance butterfly valves are available in sizes from 2 48 in.
The butterfly valve complies with asme facetoface dimensions and pressure ratings. The controller and valve together form a basic control loop. Also known as slipin, 22way valves or logic valves, cartridge valves often play a crucial part in hydraulic systems. A control valve may be defined as a valve with a powered actuator that responds to an external signal. Zrkzrkfswing check valves do not require maintenance. Yuken spoolstyle 1 hydraulic directional control valve 22. The result is a two phase mixture vapor and liquid at the valve outlet and in the downstream piping. Pdf flow equations for sizing control valves approved 3. The size of butterfly valve used for control purposes should be calculated on the basis of the operating characteristics. Sluice valve for water works purposes 50 to 1200 mm size number of amendments. If the initial pressure is higher than the entrance pressure, the valve closes and is sealed by the oring2 pos. Valve size 40 50 65 80 100 125 150 200 250 300 350 400 450 500 600 f 165 178 190 203 229 254 267 292 330 356 381 406 432 457 508 note. Valve stem leakage is usually controlled by properly compressing the packing around the valve stem.
This valve releases excess pressure when it exceeds set pressure. Here you will find an overview of alfa laval valves and automation for hygienic applications. The oil is a moveable barrier between the gas and valve piston. It has a vport plug that can be adjusted sensitively and accurately with an allen wrench. In addition to controlling the flow, a control valve may be used to shut off flow. Age30 series type size pressure rating end connection materials bonnet gland type packing 2way globe valve, 3way globe valve. Please consult the appropriate product catalog for specific data. Handle the product carefully do not push, drag, drop from height.
To find the overpressure refer to the performance chart for a 11 4 valve. A guide to selecting a manual hydraulic directional. Deluge valve protects areas such as power transformer installation, storage tank, conveyor protection and other industrial application etc. The designation of the directional control valve refers to the number of working ports and the number of switching positions. Valve dimensions face to face dimension mm of valves according to ansi b16.
Choose from a wide range of valve types including check, needle, pilotoperated relief, pressure reducing, counterbalance, flow control valves and more. Valves, flanges, fittings, couplings, copper nickel. Sluice valves shall bedesignated by nominal pressure pn defined as the maximum permissible gauge working pressure in mpa for the sizes indicated as follows. A control valve performs a special task, controlling the flow of fluids so a process variable such as fluid pressure, level or temperature can be controlled. As standard protection the roco wave uses the proven epoxy resin coating, the erhardproenamel has been especially developed for valves with higher requirements. Turning the screw counterclockwise increases fl ow. Typical configurations for gate valves design standard. Valve dimensions for pn16 double flange valves facetoface length type ba double flanged valves meet the requirements of bs en 558 iso 5752 basic series.
Article number dimension connection flow rate kvs unit 3498000 dn 15 34 m 1 8 lmin 1,7 1 on request dn 15 12 f x 34 m 1 8 lmin 1,7 1 3498010 dn 15 12 f 1 8 lmin 1,7 1 3498015 dn 20 1 m 2 16 lmin 2,0 1 3498020 dn 20 34 f 2 16 lmin 2,0 1 balancing valve wattflow ol casing with bilateral clamping screw. Flanged safety relief valves spring loaded armatec. The control valve handbook has been a primary reference for more than 30 years. When flashing of a liquid occurs, the inlet fluid is 100 percent liquid which experiences pressures in and downstream of the control valve which are at or below vapor pressure. Up to 250 bar 3 600 psi on the t port up to 350 bar 5 077 psi on the working ports a large range of 62, 83 selector valves size ng operating pressure flow rate actuation.
Hydraulic cartridge valves generally refer to directional, pressure and flow control valves that screw into a threaded cavity. Pick up threaded hydraulic cartridge valves and solenoid valve coils from grainger to help control flow and pressure in hydraulic systems. As pipeline pressure increases the spring and gas pressure is overcome and the valve opens. Weights and dimensions can be changed without notice. Dimension 20k l 2way globe valve 3way globe valve hhwkg 190160 190194 197197 235 235 267 292 317 368 425 473 568 708 775. Valves ending in sh uses lsrk, valve ending in sha uses lsjrshk, valve ending in hha uses lsjrhhk. Thus a valve with 2 service ports and 2 switching positions is designated as 2 2 way valve. The nw 40 valve, however, is a largerbodied valve requiring different internal components. For complete technical details and product specification, contact your local alfa laval supplier or visit us at. Pressure reducing valves, the watts industries expertise watts, inventor of the modern pressure reducing valve concept, designs and manufactures a complete range for all needs.
Pneumatic proportional valve selection made simple by tom voth product marketing manager for proportional products. The nw 16 and nw 25 valves are identical except for their port sizes. Flow equations for sizing control valves approved 3 july 2002 iec 6053421 mod. As part of crane valve group, flowseal high performance butterfly valves are backed by the resources and experience of one of the worlds largest valve producers with a delivery and quality track record that is unparalleled in the industries we serve. Butterfly valve paraseal range, keystone, isolation valves emerson. There are also a number of different kits available for this valve depending on the spool action, and handle option the valve is equipped with.
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