Journal of the south african institution of civil engineering volume 56 number 3 october 2014 65 technical paper journal of the south african institution of civil engineering vol 56 no 3, october 2014, pages 6576, paper 1070 ross mahaffey pr eng, who. Cones and concentric reducers portfolio custom metal. Pressure drop coefficient for reducers, reduction in direction of the flow. So it nests all former functions in brakets creating one long formula out of many formulas in a worksheet. Flex reducer benefits the infact flex reducer is a patented product made in u. Figures 89 show a typical mounting style for a turnbuckle torque arm. Development of an eccentric reducer autodesk community. It was found that eccentric reducers with angles greater or equal to 15 and concentric reducers with an angle greater or equal to 20 did not pass the assessment criteria related to the inlet conditions. September 4th, 2015 view comments 3 comments 3 please. About 76% of these are pipe fittings, 10% are speed reducers. Kinds of reducer concentric, eccentric reducer and formula to. For further or more advanced geometric formulas and properties, consult with a slac counselor. This pipe reducer may be used when there is a single diameter change or multiple diameter. Pressure loss coefficients of 6, 8 and 10inch steel pipe.
Pipe fitting, weld concentric reducer, black the information below lists the required dimensional, chemical and physical characteristics of the products in this purchase order. Figure 5in this example, the reducer has a ttype torque arm mounted to. Used to make a sanitary connection between a 2 sanitary fitting and a 1. Eccentric reducers schedule 160 continued nominal pipe size outside diameter inside diameter wall thickness end to end h approximate weight large end small end in pounds 6 x 2 6. An eccentric reducer is a fitting used in piping systems between two pipes of different diameters. The grabcad library offers millions of free cad designs, cad files, and 3d models. Mild steel pipe reducer 3d cad model library grabcad. Refer to individual specification sheets for speed limitations. Pipe design series reducer and its typepart7 duration. Homework statement for the pipe reducer shown in figure 6. Spears 429422fe 4 x 3 pvc schedule 40 eccentric reducer fabricated pvc schedule 40 eccentric reducer.
K factor for reducer and friction factor for material other. Msc industrial supply is here to support all your metalworking and maintenance repair needs with over 1 million products in stock and ready to ship today. Repeat until the section meets the stress criteria. Mar 20, 2008 typically you should use a eccentric reducer with the flat on the bottom but this depends on the service the pipe is conveying, at a guess you are running a water line and this would be for make up water into a tank and would be under 4 in size. Introduction consider a triangle such as that shown in figure 1. Sep 29, 2017 this vedio show is how to eccentric reducer marking. This pipe reducer may be used when there is a single diameter change or multiple diameter changes. Its 12 the difference of the two outside diameters be sure to use nps. The pipe reducer is packed in a wooden box or wooden pallet.
So according to your process requirements of discharged liquid or gas to choose the direction of concentric and eccentric reducer reducer. These stainless weld fittings conform to astm a403, astm a960, mss sp4, astm b16. Calculate the velocity of flow, in fts, of the water at point b. The pipeline will produce gas phase dielectric liquid. Outside diameter at bevel outside diameter at bevel nominal pipe size nps large end small end endtoend nominal pipe size nps endtoend 26 x 24 660.
Pipe reducer dimensions concentric and eccentric reducer dimensions as per asme b16. The difference and similarity between eccentric reducer. This is a eccentric reducer is a fitting in piping systems between two pipe of difarance diameters. Youfa group is a professional pipe reducer manufacturer and supplier based in china. Stress indices and flexibility factors for concentric reducers oak. Nominal pipe size outside diameter inside diameter wall thickness end to end h approximate weight large end small end in pounds. Pipe reducer, concentric reducer, youfa eccentric reducer.
These stainless weld fittings conform to astm a403, astm a960, mss sp. The edges of this stainless steel concentric reducer has been bevelled in order to facilite welding to a pipeline our unique metal fabricating capabilities allow us to produce large metal cones and concentric reducers. Excel tool reducing many formulas to one formula stack. K factor for reducer and friction factor for material other than steel posted in industrial professionals. Looking for smithcooper 316l stainless steel concentric reducer, 212 x 112 pipe size pipe fitting, schedule 40 fitti 1rud8. Buttweld to buttweld would be a reducer, but when any combination of socketweld andor threaded is involved then a swage is required for the insertion capability. The 7th international conference research and development of mechanical elements and systems 553 stress and strain state of single stage cycloidal speed reducer mirko blagojevic nenad marjanovic zorica dordevic blaza stojanovic abstract. They are used where the diameter of the pipe on the upstream side of the fitting i. Figure 6a shaftmounted speed reducer in a conveyor application with a ttype torque arm. As a leading global manufacturer of crushing, grinding and mining equipments, we offer advanced, reasonable solutions for any sizereduction requirements including, how to make eccentric reducer pattern in sheet metal. Tri clover compatible clamp style concentric reducer 1 x 12. What is difference in using eccentric reducer and concentric. Concentric reducer coupling, fnpt, 2 x 1 pipe size grainger. By definition, c v is the water flow at 15c expressed in us gpm that travels through the constricted section for a 1 psi head loss, which is more or less equivalent to the water flow expressed in litres per minute, creating a head loss of 5 mbar or 0.
Feb 19, 2017 common piping angles and their solutions,known and unknown angles and angle chart,solving rolling offsets,mitered pipe cuts,multipiece mitered turns, y layout,90 deg. And whether eccentric reducer formula is carbon steel, stainless steel, or iron. The normal practice consists in allocating a flow coefficient c v to the different openings. The pressure drop coefficient of extensions with an extension in direction of the flow is determined as follows. Reducers, couplings and plugs 5f cooper industries. When using a reduction formula to solve an integration problem, we apply some rule to. Tri clover compatible clamp style concentric reducer 2 x 1. Standard output shaft location for speed reducers is 6 oclock to the input as shown.
For instance, if your piping class calls for all fittings. Cotta speed reducers are designed to be driven clockwise facing the input shaft. Shop a large range of 4 x 3 reducer at msc industrial supply. Specifying a value here does not make sense due to the fact that the pressure drop coefficient can be anywhere between 1. The minimum length recommended for the reducer is calculated according to the formula 4. Pipe reducer dimensions concentric and eccentric reducer.
Apr 04, 2016 thanks for a2a there are many reasons that make it essential to use reducer fittings in pump suction pipe work. Used to make a sanitary connection between a 1 sanitary fitting and a 12 sanitary fitting. I have an formula of developed angle of eccentric reducer which is not match with the developed part flat pattern angle of eccentric reducer in inventor. A wide variety of eccentric reducers options are available to you, such as head code, shape, and connection. Schedule 10 concentric reducer butt weld pipe fittings are available in a312 compliant dual certified 304304l or 316316l stainless steel with a mill finished inner and outer diameter idod. The choice of reducer or swage is dependent on the end connections of the fittings as called out in the piping classes. These simple formulas may be used directly by designers andor incorporated into the codes and standards.
For example, when a 1 pipe transitions into a 34 pipe and the top or bottom of the pipe doesnt need to remain level. The final formula would refer only to cells with values not formulas. Bernoullis equation and pipe reducer physics forums. Reducers are generally manufactured from fabricated plate. It meets the ductile iron and working pressure specifications of awwa compact fittings, ansiawwa c153a21. Why the suction side of centrifugal pump uses the reducer.
Range 20 degrees to 350 degrees f, standards ul listed, fm approved, meets asme b16. For any reducer, crane tp410 says that the k value is independent of size ie. If so, is the difference really big so that you could decrease r or a or s to make it more efficient economical. How to make eccentric reducer pattern in sheet metal. This paper deals with analysis of stressstrain state for some elements of singlestage cycloidal speedreducer. Dear forum members,for calculating the k factor for a reducer expander and friction factor for materials other than steel, i have below two questions. A wide variety of eccentric reducer formula options are available to you, such as square. Journal of the south african institution of civil engineering volume 56 number 3 october 2014 65 technical paper journal of the south african institution of civil engineering vol 56 no 3, october 2014, pages 6576, paper 1070 ross mahaffey pr eng, who is an associate member of saice, obtained his beng civil and. About 52% of these are pipe fittings, 1% are speed reducers. For instance, if your piping class calls for all fittings nps 2 and above to be buttwelded, then youd be using a 3 x 2 reducer beveled both ends bbe to reduce pipe sizes. This vedio show is how to eccentric reducer marking.
Kinds of reducer concentric, eccentric reducer and formula. The formula is as under please find attached file for formula final answer x nos of segement u want i. A concentric reducer is used to join pipe sections or tube sections on the same axis. Available in a complete range of carbon steels, stainless steels, alloy steels and non ferrous metals certified to astm, asme, and military standards. Based on your drawing, the offset between both centerlines would be 2116 2. We also offer welding neck flange, slipon flange, spiral welded steel pipe, cold drawn seamless steel pipe, and casing steel pipe, among others. If the order received does not meet these requirements, it may result in a supplier corrective action request, which could jeopardize your status as an approved vendor. How to quickly calculate coupling sizing torque given how frequently coupling users and application engineers are required to calculate coupling sizing torque, lovejoy built a free coupling sizing torque calculator that is readily available both on the internet, as well as in iphoneandroid smart phone form pictured left. Rea adapters enlarge drilled and tapped openings by one npt size. Is there any automatic way macro or other tool that would change the last formula in a4 into. Concentric and eccentric reducers mss sp75 ansi b16. There are 175 eccentric reducer formula suppliers, mainly located in asia. Cement mortar lining is the recommended internal lining 9 reducer length specify the reducer length required l1.
The 8 side is 2116 lower than the 12 side in your drawing. Reducer coupling, body material malleable iron, class 150, pipe size 114 in. Looking for anvil concentric reducer coupling, fnpt, 2 x 1 pipe size pipe fitting 4kvx1. K factor for reducer and friction factor for material. A wide variety of eccentric reducer formula options are available to you, such as head code, shape, and connection. Basic fundamental to use a reducer just before pump suction nozzle is to match the line size with pump suction nozzle. Msc industrial supply is here to support all your metalworking and maintenance repair needs with over 1. Thanks for a2a there are many reasons that make it essential to use reducer fittings in pump suction pipe work.
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