Chapter 2 layout and fabrication of structural steel and pipe. It includes instructions for the proper drawing of symbols for fittings, flanges, valves, and mechanical equipment. Whenever possible, pad should be made in one piece before fitting onto pipe. Types of pipe fittings used in piping a complete guide. You can also use pipe charts when they are available, but when necessary, calculate the weight of steel pipe by using the formula below.
Cctf stainless steel welding fittings also conform with one or more of the following standards. Layout and fabrication of structural steel and pipe properties and uses of metal. Measuring pipes and pipe fittings by larry johnston. Outside diameter od remains same for a given size irrespective of pipe thickness. If the fitting falls out of the pipe, do not assemble. Frequency of bending metal pipe as a way to reduce number of joints in the system.
Generally, there will either be an oil or rust coating, or a coating to prevent. As the building blocks to connect pipe or tubing and adapt to different shapes or sizes, it is important to find the most reliable fittings to craft your systems. Look at some of these solutions in the table of contents. Identification types of pipe and pipe fittings, valves gaskets, orifice plates and pipe hangers. Our pipe fitting tools are designed by manufacturers who know your jobbecause theyve done it. Introduction the essential steps of pe pipe and fitting production are to heat, melt, mix and convey the raw material into a particular shape and hold that shape during the cooling process. A technique used in various metal forming processes with the aim of. This book is designed for use in an instructorled program consisting of classroom discussion, demonstration, skill practice and selfstudy. The basics of piping system a piping system is an assembly of pipe, fittings, valves, and specialty components.
Apply a thin coating of gruvlok lubricant to outside and sealing lips of the gasket. It is also possible to expand the end of one tube so that it can be joined to another by soldering or brazing without a capillary fitting a procedure. Pipe fitting phase 2 6 piping components and fittings revision 2. If youre interested in a briefer refresher course covering the fundamentals of reducing connections and leak points with some focus on bending techniques, learn. Pdf file introduction to piping engineering posted by akki on 12.
The type of pipe material, shape, and size, will determine the type of connection you need for your pipe fittings. All pipe and fittings must conform to astm or other recognized standards. Pipe lengths to 40 feet are standard with specials. Cleaning unilok pipe fittings are free from machine oils.
Oct 23, 2012 here are the 6 basic pipe fittings you need to know while designing or drawing a pipe plan. The gap between pipes should be the same distance, if possible. Welding a fitting to the pipe means it is permanently leak. It is also possible to expand the end of one tube so that it can be joined to another by soldering or brazing without a capillary fittinga procedure that can be efficient and economical in many installations. With any major plumbing jobs, you will likely need pipe and pipe fittings. 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.
Pe pipe joining procedures 327 chapter 9 pe pipe joining procedures introduction an integral part of any pipe system is the method used to join the system components. There is a difference in understanding what needs to be done and being able to do it. 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. Measuring tools and techniques when performing maintenance and repair tasks on catapults and arresting gear equipment, you must take. Its new grp pipe manufacturing plant is about 5,000 square meters and produces pipes of diameters ranging from 300mm to 2600mm at production rate of about 26 meters per hour of highquality gravity sewer grp pipes and pressure lines, qualified and tested to international standards. Pipe fittings are available in various shapes and sizes, and are essential when trying to fit pipes where needed, around corners, underground, or up a wall. Fundamentals of pipe fitting training manual course no. Take the pipe fitting and maintenance training to recognize symbols commonly used to indicate types of pipes, pipefittings, and welding connections. Experience includes land based and offshore pipelines, compressor stations, offshore production facilities, refineries, and fabrication shops. Since 1960, ershigs dedication to quality and service has provided industry with dependable. Pipe joining methods study, december 2007 page 3 study overview.
Pipe fittings 4 how to order unilok pipe fittings are ordered by part number as shown as below. A handy way to insure that the pipe fully bottoms into the fitting. For the availability of 6000psig and 0psig, contact your local distributors. Chapter 2 layout and fabrication of structural steel and pipe topics 1. Technical data handbook for butt weld pipe fittings. Basic pipefitting skills is a course designed to familiarize participants with basic techniques for determining piping configurations and dimensions, measuring and cutting pipe, and correctly installing pipe and fittings. Lanl engineering standards manual pd342 chapter 17 pressure safety section d20b31. A pipe fitting is defined as a part used in a piping system, for changing. Some applications require lubrication of the entire gasket surface. We carry a variety of marking tools for precision pipe placement at any angle and secure flange alignment.
Pipe fittings for high pressure application are available. A typical elbow usually is a 45 or 90 degrees but other angles include 11. Over 12 years of pipe welding, pipefitting, and management in the oil and gas industry. The study results will be the basis of an editorial article, scheduled to appear in the. Cctf stainless steel welding fittings are manufactured in accordance with the material specifications of astm a403. Cctf stainless steel welding fittings are manufactured and available in the following types. Pipe joining methods study, december 2007 page 3 study overview background in an effort to examine the use of pipe joining methods, a market research study was commissioned by pm engineer. Pipe is a pressure tight cylinder used to convey a fluid or to transmit a fluid pressure, ordinarily designated pipe in applicable material specifications. Modern methods of pipe fabrication helps you learn both. Proper engineering design of a system will take into consideration the type and effectiveness of the techniques used to join the piping components and. When you repair or modify home plumbing, knowing the kind and size of pipe you need can save you time and trouble not to mention trips to the hardware store. Pipe fittings are plumbing parts used to connect different sections of a pipe.
It is specified as nominal pressure pn or pressure rating pr. Pe pipe and fittings manufacturing introduction the essential steps of pe pipe and fitting production are to heat, melt, mix and convey the raw material into a particular shape and hold that shape during the cooling process. The working pressure of a pipe or a fitting is the maximum internal water pressure to which the pipe or the fitting is subjected continuously in ordinary use, with certainty that failure of the pipe will not occur. There are different types of pipe fitting used in piping. Process piping fundamentals, codes and standards module 1. Pipe fitters square the pipe fitters square can be used to make a. With countless standards and applications to consider, skilled trade workers must keep up and stay on top of the current pipefitting practices in the industry.
Table of contents when you need to cut, bevel or align pipe. The basics of pipes and bends on ships marine insight. This is a euphemism jargon if you will quite often used among piping designers and engineers. If there are multiple pieces of the same size and type of pipe, remember to multiply the weight of one piece by the total number of pieces. Process piping fundamentals, codes and standards module 1 a. Tube in the soft temper can be joined by the same techniques and is also commonly joined by the use of flaretype and compression fittings. The pipe will have either exterior male threads or interior female threads to connect. When theyre properly parallel, i use a square to cut them both to a compatible length, glue an elbow into the pipe segment that fit on both ends, glue that onto one pipe at the proper angle to just touch lips with the other pipe, wait for the glue to dry a couple minutes with rain or shine glue. Soldering bronze welding compression joints flange joints 1.
For screwed systems the cap would have female threads where a plug would have male threads. The branch connection fittings are specified in the piping material class branch tables. Nov, 2014 scott is a pipefitter and he tells you what pipefitting is like as a career. The following part number, phrn08n04nssis designated for reducing hex nipple, 12 mnpt x 14 mnpt, 316ss. Both the outside of the pipe and the inside of the fitting must be thoroughly cleaned with. All piping systems are engineered to transport a fluid or gas safely and reliably from one piece of equipment to another. It will be the intent of these articles to address questions and misunderstandings as they relate to industry on a general basis. Pipe drafting and design, third edition provides stepbystep instructions to walk pipe designers, drafters, and students through the creation of piping arrangement and isometric drawings. They come in various angles like 45 degrees and 90 degrees. Here are the 6 basic pipe fittings you need to know while designing or drawing a pipe plan. Contact for a complete list of workforce training and preparatory courses for pipefitting tests. Anvil pipe fitters handbook 5 gruvlok installation pipe and flange data weld fitting and steel flange data table of contents gruvlok tech. The pipe and fitting used have, or are prepared with, standard weld. A quarter or half turn with a wrench might do the trick.
This chart gives the mechanical and chemical properties of some of the. He gives you the formulas for pipe fabrication then how to work them. When you repair or modify home plumbing, knowing the kind and size of pipe you need can save you time and. Unlike a traditional local plumbing supply, has the pipe, fittings, nipples, and more readily available to be shipped straight to your door. If you find a fixture that is leaking, turn a i off the shutoff valve for that device. Based upon a unique or proprietary design of a pipe, fitting, or joint, the manufac. Pdf file introduction to piping engineering piping guide. After welding and testing the hole shall be permanently plugged, e. Pipe fittings are piping component that helps in changes the direction of the flow such as elbows, tees.
Corrosion allowance as used in pipe classes includes erosion. Pipe end cleaning pipe rarely will be received in a condition suitable for welding. Scott is a pipefitter and he tells you what pipefitting is like as a career. Connect different components such as couplings and stop the flows such as caps. The pros know that the key to working smarter is the right tools, and were proud to offer the most essential tools for any welders tool bag. After completing this course, participants should be able to identify common piping and fittings, use blueprints and other drawings to determine piping configurations. This is necessary to produce solid wall and profile wall pipe as well as compression and injection molded fittings. Modern methods of pipe fabrication pipefitter books. Whether youre redoing your bathrooms plumbing or working on a copper pipe diy project, weve got all of the pipe and pipe fittings needed to get the job done. Changes the size of the pipe such as reducers, reducing tees. Also, for certain services some options available through b31.
Materials designated tube or tubing in the specifications are treated as pipe when intended for pressure service. Alternatively, for pipes and fittings not employing hand lay up techniques, the. Pdf mainly, this presentation covers the pipes and fittings of piping system. A piping system using buttweld fittings has many inherent advantages over other forms. Pipe size thread type fitting type pipe size thread type length material pipe schedule pressure rating unilok nace pipe fittings. Hydraulic piping standard handbook is intended for professionals working. Chapter 4 pe pipe and fittings manufacturing 108 figure 2 typical singlestage, singlescrew extruder resin flow from right to left there are many different types of screw designs 10, but they all have in common the features shown in figure 3.
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