Pipe fitting theory pdf

Pipe fitting is the operation of repairing or installing tubing or piping systems which convey gas, liquid, and solid materials occasionally. The complexity of your system will dictate how detailed the engineering needs to be. Fr ederick grinnell purchases a controlling interest. Figure 5 shows the schematic layout of the pipe network to. Losses by pipe friction let us study the flow in the region where the velocity distribution is fully developed after passing through the inlet region as shown below. In a continuous straight run of pipe, the forces at one joint are balanced by the equal and opposite forces at the adjacent joints and the weight of the soil friction acting on the pipe. Pipe pipe thread dimensions nominal pipe sizes do not match any of its actual physical dimensions. Cleaning unilok pipe fittings are free from machine oils. When designing a pipe system, all of the topics in this section should be considered. Fundamentals of pipe fitting training manual course no. Every fitting is marked with manufacturers name for easy source tracing. Iti trade theory mechanical and electrician volume1 and volume 2 group full books pdf download dear students, sarkari result update. Dont overhang tape on the first thread as it might be entered the system.

Straight fittings are manufactured from quality bar stock for strength. If a fluid is flowing in the round pipe of diameter d at the average flow velocity v, let the pressures at two points distance l apart be p 1 and p 2. Pipe drafting and design pipe drafting and design second edition roy a. Pipe fittings 3 pipe fittings features all fittings have a highquality appearance. Lath machine speedy fitter trade theory hindi pdf download this book free. Calculate the pipe diameters and branch lines for these risers. Preventing leaks in pipe joints course materials and pipe fitting and bending 64 pages. Rukmini iti trade theory hindi vol 12 pdf full books. If too much material is removed from the tube end or fitting cup, a loose fit may result in a poor joint. Pipes, fittings and pipe fitting theory and practice. Pipe fitting and piping handbook pdf free download epdf. For example, it may be desired to predict the rate of flow along a proposed pipe connecting two reservoirs at different levels.

Identification types of pipe and pipe fittings, valves gaskets, orifice plates and pipe hangers. Table 3 friction losses through pipe fittings in terms of equivalent lengths of standard pipe size of pipe small dia. We have them broken down into the subcategories and into brand names to help you find what you need. Judging by the questions i see asked nearly every week on linkedin and elsewhere, i believe this is a problem shared by many engineers early in. Plumbers and pipe fitters calculations manual pdf free download. For each pipe fitting, find the loss coefficient k from eq. Plumbing and pipe fitting unesco plumbing and pipe fitting national technical certificate. Introduction to piping engineering by gerald may, p.

Mar 28, 2020 trade theory for all technical competetion examination, previous year question of all technical examination all pdf document on telegram join our telegram group for pdf file with answer join our. For instance, pvc pipe for plumbing applications and galvanized steel pipe are measured in iron pipe size ips. Fitter trade theory book pdf in hindi free download. This book is designed for use in an instructorled program consisting of classroom discussion, demonstration, skill practice and selfstudy. The drain trap operates on the same principle as the float steam trap does, except.

Identity the following hand tools used to install plastic pipe. Preface publication of this edition has been sponsored by the cast iron soil pipe institute to provide a reference handbook that fully meets the needs of those. When a bend, tee, reducer, valve, or other flow altering fitting is introduced, the forces no longer balance each other. The basic theory and technique of soldering and brazing are the same for all diameters of copper tube.

Pipe fitters tools part number pipe size in mm carbon steel d325 4 6 102 152. This trade theory book is a part of the written instructional material developed in hindi for 1st year of training. Assignment sheet 1, introduction to plumbing cimc a 2 42. Pipe fitting phase 2 6 piping components and fittings revision 2.

Turn on the water supply and, with a bucket to catch water, flush out the pipes before reattaching the valve to the supply tube. Jan 08, 2019 iti trade theory mechanical and electrician volume1 and volume 2 group full books pdf download dear students, sarkari result update. Consider a case where fluid runs from a tank into a pipe whose entrance section is fully rounded. Standard elbow medium radius elbow long radius elbow 45 elbow tee return bend gate valve open globe valve open angle valve open length of straight pipe giving equivalent resistance flow. Friction loss along a pipe introduction in hydraulic engineering practice, it is frequently necessary to estimate the head loss incurred by a fluid as it flows along a pipeline.

Copper tube, cpvc, pex and other tubing is measured nominally, basically an average diameter. These sizing schemes allow for universal adaptation of transitional fittings. Anvil international is the largest and most complete. The trade fitter is a twoyear training course under the national vocational training system in india. The basics of pipes and bends on ships marine insight. Major and minor losses due to pipe diameter and fitting. Once you are familiar with the scales and tables of this square, you will be able to solve many of the complex problems encountered during pipe fitup and layout work with speed and accuracy. When using a 90 butt weld ell, if the pipe size is 12, what is the take. One who is capable of performing a manual or semiautomatic welding op. Remember, the take out of a fitting is the distance that a fitting extends the center line of a run of pipe past the end of the pipe. For safety reasons, it is important to consider all. Pvc pipe and fittings 2016 catalog not all irrigation products are listed. Pipe nipples are commonly used as adapters from one connection type to another. Pipe 6014 1 introduction to piping and pipe fittings learning outcome when you complete this module you will be able to.

It also involves selecting and preparing tubing or pipe, joining it by several means and location and repairs of leaks. Nominal pipe size 8 radius of an 8 pipe 112 x 8 if radius take out what is take out of a 90 butt weld of an 8 pipe. Some applications require lubrication of the entire gasket surface. Learning objectives here is what you will be able to do when you complete each objective.

Pipe fitters square the pipe fitters square can be used to make a. Pipe pipe thread dimensions nominal pipe sizes do not match. Fitting workshop pdfholding,measuring, marking, cutting. Apply a thin coating of gruvlok lubricant to outside and sealing lips of the gasket. Dodge woodsonsecond editionmcgrawhill new york chicago san fra. Table 3 friction losses through pipe fittings in terms of. Glass lined pipe and fittings have been specified and utilized as a deterrent to interior buildup and clogging of problematic sludge and scum piping systems in wastewater and sewage treatment facilities for over 40 years.

In the pipe bending operation the tube may be supported internally or externally to preserve the cross section of the pipe. If you are looking for something you dont see, please ask. Also, calculate the darcys friction factor f from eq. The process piping a technical knowledge base for all.

Pdf mainly, this presentation covers the pipes and fittings of piping. Mounting surfaces should be flat and care should be used when tightening mounting bolts. Clean the fitting cups by using abrasive cloth, abrasive pads, or a properly sized fitting brush figure 5. Fitting is the process of assembling various parts manufactured in the machine shop. Based upon a unique or proprietary design of a pipe, fitting, or joint, the manufac. Standard fitting pressure ratings conform to ratings of installed coupling. Back to basics w hen i left university, i found that i needed additional information to turn my theoretical knowledge of fluid mechanics into the practical knowledge required to specify a pump. They come in various angles like 45 degrees and 90 degrees. When hooking a valve in series, always use a power beyond sleeve. Fluid flow is an important part of many processes, including transporting materials from one point to another, mixing of materials, and chemical reactions. The following part number, phrn08n04nssis designated for reducing hex nipple, 12 mnpt x 14 mnpt, 316ss. Graves this pdf the pipe fitters blue book book is not really ordinary book, you have it then the world is in your hands.

Process piping fundamentals, codes and standards module 1. Pipes wall thickness astm a312, a358, a778, a53, a106, api 5l asmeansi b36. Best availability prices subject to change without notice. At the entrance, the velocity distribution is roughly uniform while the pressure head is lower by v22g. Best online training courses for oil and gas engineer. If the upstream and downstream lines of linear friction gradient are now extrapolated to the plane of the fitting, a loss of piezometric head. Use liquid pipe sealant only cracked ports are not covered under warranty. Overtightened bolts can cause spool bind and casting breakage. Table 3 friction losses through pipe fittings in terms.

The minimum wage is increased from 40 to 70 cents per hour, the new york yankees win the world series, billy joel, bruce springsteen, tom watson, and meryl streep are born. Pipes wall thickness best pipe fittings, steel fittings. All fittings supplied with grooves or shoulders for fast installation. Oseal straight thread page 20 male connector oseal pipe thread page 20 male connector iso parallel thread page 21 male elbow pages 24, 25, 26 swagelok tube fittings 1 in. Compare the values of k obtained from the experiment with the standard values for a given fitting. Pipe and pipes fitting class 3 mcq question youtube. Minor losses are expressed using the following equation. Stresses in thickwalled cylinders thickwalled cylinders have an average radius less than 20 times the wall thickness. Anvil pipe fitters handbook 5 gruvlok installation pipe and flange data weld fitting and steel flange data table of contents gruvlok tech.

Yes, ductile iron products can be successfully glass lined. May 02, 2017 for advertisement on this channel kindly contact piping. The threaded portion of a pipe fitting is tapered so that when it is tightened, the part with the external thread male is forced into the internally threaded female part, creating a seal. Hardhat engineer online courses for engineer that teach. Theory should be assessed by the use of objective tests which consist of multiple choice, true false filename. For safety reasons, it is important to consider all topics. Experimentally, two sections of pipe with diameters of 0. The platform iti trade theory mechanical group vol. Discuss the basic types of piping, pipe connections, supports, drainage devices and insulation. The difference between pipes and tubes is a matter of sizing. In this experiment, you will investigate fluid flow in a pipe network and will explore several methods rotameter, orifice and venturi meters for measurement of the fluid flow rate. Pipe pipe thread dimensions nominal pipe sizes do not. Pipe size thread type fitting type pipe size thread type length material pipe schedule pressure rating unilok nace pipe fittings.

Materials designated tube or tubing in the specifications are treated as pipe when intended for pressure service. H it is necessary to introduce the velocity heads in the upstream and downstream runs of pipe. We have in stock most of the pipe fitting tools you need whether it is hilo gauges, welding tools, marking tools, cutting tools, wraparounds, pipe spacing tools, and pipe clamps. Pipe is a pressure tight cylinder used to convey a fluid or to transmit a fluid pressure, ordinarily designated pipe in applicable material specifications. In order to know how long a pipe fitting you need to connect two other pipes, you must first find out how much length the elbows ells add to connecting these pipes together. It contains 97 exercises in 5 modules and it broadly covers basic fitting, forging, sheet metal work, welding and turning. These fittings are used in plumbing to manipulate the conveyance of water, gas, or liquid waste in domestic or commercial environments, within a system of pipes or tubes. Pdf pdf the pipe fitters blue book pdf co civas lontree. In piping, a nipple is a fitting, consisting of a short piece of pipe, usually provided with a male pipe thread at each end, for connecting two other female threaded fittings or pipes. Rukmini iti trade theory hindi vol 12 pdf full books download. Pvc pipe and fittings 2016 catalog mti distributing. Extreme care shall be taken when tightening pipe fittings. A fitting or adapter is used in pipe systems to connect straight sections of pipe or tube, adapt to different sizes or shapes, and for other purposes such as regulating or measuring fluid flow. Outside diameter od remains same for a given size irrespective of pipe thickness.

Help build a strong foundation through specialized programs that cover a wide variety of theoretical and practical instruction. Turn the fitting into the straight thread boss until the. Pipe fittings 4 how to order unilok pipe fittings are ordered by part number as shown as below. Figure 5 shows the schematic layout of the pipe network to be. For screwed systems the cap would have female threads where a plug would have male threads. The basics of pipes and bends on ships page 17 female elbow a female elbow is a pipe fitting that is used to change the direction of the piping and has female threads on both sides, which allow for fixing pipes or fittings with male threads. Major and minor losses due to pipe diameter and fitting kade campbell abstract onger pipe with a smaller diameter and several types of fittings is bound to have high head losses and high frictional factors for many different volumetric flow rates. In a pipe network, the presence of pipe fittings such as bends, elbows, valves, sudden expansion or contraction causes localized loss in pressure head. Asahiamerica provides the theory and the data on the design within this section.