This process also creates a new shortcut on the main windows screen and a new program choice in the start menu. Offsets bends specify towards an obstruction or away from an obstruction rolling. Determine the overall free end height of the conduit you want after the bend. The only tools you need for more complex bends are an angle finder and a cheap scientifictype hand calculator. Segment bending is a method of bending conduit by making several small bends to produce one larger bend. The procedure is based upon the guiding principle that the tools make the. Formulas and multipliers for bending conduit or electrical. Before making any offset bends, dryfit the conduit to the boxes to make sure the lengths are right. Rigidpro is an advanced bending calculator that was specifically made for helping. Everything you need to remember about conduit bending, the math, formulas, and conduit facts available for your computers, tablets, and smart phones.
Contents electric benders 145 accessory shoe groups 149 hydraulic benders 152 hydraulic pumps 161 hand benders 163 mechanical benders 164. The book also covers the operation of mechanical, electrical, and hydraulic benders. The electrician must use caution when bending raceways to make sure that it maintains its round shape throughout the bent. Im gettin better, but working with it a lot lately has given me some practice to perfect my skills.
There are two important limitations to the longitudinal bending of atkore products 1 the bending stresses that are induced in the pipe due to the bending, and 2 the axial deflection of. Hi, i have been struggling with a solution to bend conduit as it is used in the real world without fittings, and only seem to be able to draw sraight conduit runs. Quickbend is the quickest and most accurate conduit bending calculato r app. It takes the math out of bending and allows you to concentrate on the task at hand.
For example, if you measurement from step 1 was 100 cm, and the pipe was bent at 180 degrees as shown. You can do this either holding it up to the wall or using a level held snugly against the front side of the pipe. Each area includes information about a particular type of bend or bending technique. This is the most lightweight app available for conduit bending, and is designed for electricians who want an app strictly for quick reference when making saddles and offsets. The amount of conduit youll need for the corner depends on the diameter of the conduit. To aid bending when performing a ground or air bend, the benders are marked with different alignment. Conduit bending quickbend is a conduit bending calculator app that was created to be fast and accurate while being visually appealing and. Repeatable conduit bending calculator app cliffhanger tools.
Electrical conduit bending quickcard by builders book this 4page water resistant card guide to provides the essential electrical conduit bending information used in architectural plans and engineering drawings. Hundreds of electrical products and tools to select from, including conduit bending robots and supplies. The developed elevation view shows the component in a flattened or unwrapped view. This is the most lightweight app available for conduit bending, and is designed for electricians and apprentices who want an app strictly for quick reference when making saddles and offsets. Offset bends are used to move a run of conduit from one plane to another. This document will step the beginner through the four main bends which are used by electricians. Conduit bending and fabrication for emt and rigid conduits. Offering you the most accurate measurements using the centerline. When autoplay is enabled, a suggested video will automatically play next. Quickbend is an advanced conduit bending calculato r that was created to be fast and accurate while being visually appealing, innovative, and intuitive.
An inexpensive scientific calculator and an angle finder are the only additional tools required. It calculates the following bends using english or metric measurements so you dont have to. Using just a few mathematical formulas allows you to properly calculate a bend of nearly any angle. Conduit bending calculator rigidpro is an advanced bending calculator that was specifically made for helping with mechanical, electrical, and hydraulic benders by bret hardman. If the takeup dimension of your conduit bender is 5 inches, subtract 5 inches from 12 inches, giving you 7 inches. I recenty stumbled across a tutorial for revit mep 2012 which allowed you to do a kick, and had a function you could click on in the pla. Custom bend tools and tool sets can also be created using the tool editor and stored by part number. You want everything to go square into the boxes, so if something is short, start over. How to bend electrical conduit for beginners youtube. Just punch in your measurement and it will give you the multiplier where you need.
Aug 27, 2019 conduit bending calculator app designed by experts with simplicity and beauty in mind, yet fast and most accurate. The only conduit bending calculator made specifically for mechanical, electric and hydraulic benders. Calculating radius of conduit bends based on size of conduit. This 7 inches, plus the stubs 5 to arrow will give you the total horizontal run of 12 inches, including the bend. Figure 4 shows a conduit bending video by a local trade school that i think is firstrate. Free conduit bending calculator quickbend is the quickest and most accurate conduit bending calculator app. Mar 26, 2020 this app allows an electrician or apprentice to select values for offsets and saddles and be presented with the figures to assist in making a professional installation. Rigidpro is an advanced bending calculator that was specifically made for helping with mechanical, electrical, and hydraulic benders.
Conduit bending calculator for android apk download. You can now have the cliffhanger tools repeatable conduit bending calculator in your pocket. Slip the end of the conduit into the bender so the 7inch mark is aligned with the arrow. Formulas and multipliers for bending conduit or electrical pipe. Each set of formulassine, cosine, and tangentare just the same formula expressed three different ways. Calculating radius of conduit bends based on size of. When bending in the air, exert pressure as close to your body as possible. Which direction do you make bend, away from or towards the last fitting. Conduit bending and fabrication includes numerous stepbystep procedures showing the proper methods of bending emt and rigid conduit. We are going to explain on how to download conduit bending assistant pro for pc windows 108. Conduit bending and enjoy it on your iphone, ipad, and ipod touch. Albina takes no responsibility for the calculated results.
It is recommended to familiarize yourself with bending concepts, techniques and learn the benders functionality to provide you a positive experience while. Use the following equation to calculate the pipe bend radius r. This spreadsheet calculates the distance between marks for segment bending 90degree bends on multiple conduits, increasing the radius of each 90degree bend consecutively, keeping the distance between pipes equal, even through the bends. Quickbend free is the exact same as quickbend, but with advertisements. Some areas also include a bending calculator to show the effects of changing the bend dimensions or angles. Start studying electrical terms for conduit bending and random terms. Calculate the amount of extra conduit you will need. Measure from the end of the conduit and make a mark at 7 inches to indicate the start of the bend.
The conduit bending program includes a dvd, workbook and bending charts and will teach not only where to place the pencil mark on the conduit, but also the important elements such as. Conduit bending assistant pro for pc windows free download fast and easy guide. Then, cut the conduit, scrape off any rough edges, and slide it into the bender so that the place you want the conduit bent lines up with the arrow. When bending on the floor, pin the conduit to the floor. Learn vocabulary, terms, and more with flashcards, games, and other study tools. We provide the best pc apps just for you and if what we offer is not enough or updated fast enough, we link out to top download sources panda vpn pro just to give you the best. For nps 112 pipe, the actual outside diameter od is 1. Bending conduit tubing jan 2012 using hand benders. Conduit bending calculator app designed by experts with simplicity and beauty in mind, yet fast and most accurate.
Quickbend is the quickest and most accurate conduit bending calculator app. Conduit bending calculator, and many more programs. The instructor covers both 4point trapezoid and 3point triangular bends. For instance, to create a 30 kick in the pvc, the raceway is bent to 60, and then when the bender is removed, the conduit will spring back to 30. This is a printable handbook showing how to implement in four standardized steps the forward mandrel setup for rotarydraw tube bending machines and establish process control over the socalled black art. This program is designed for bending conduit with a hand bender which is used up to 1 14 emt.
This app allows an electrician or apprentice to select values for offsets and saddles and be presented with the figures to assist in making a professional installation. The math and formulas that make up a simple conduit bending guide are actually quite simple and easily learned. Conduit comes in 10 foot lengths and can create an awkward bending situation when the stub length is over 60 inches. Electrical conduit can have many uses other than for electrical applications. Double the degree of bend that you want for the pvc raceway. Uglys conduit bending, 2017 edition stanfield, alan w. How do you calculate gain in conduit bending the two methods we know do not get same result method 1known radius and method 2 bending a 90 and calculating the difference. It also had the formula for the developed length of a bend. This bend forms a short leg as if it were the stub and. Rotimi fafowora, richard iadevaia, roger gates, arch. And a screen capture button allows copy and paste functions into windows programs including outlook and word, etc. Do not mix inside, outside, and centerline dimensions. When you bend conduit, you lose length as the conduit is bent in the direction of another plane. The developed lengthdl is equal to the centerline radius of the bend times the angle of the bend x 0.
Shop from bending shoes, bending accessories, electric benders, hand benders, hydraulic benders, hydraulic pumps, mechanical benders, pvc benders. Mike holt worked his way up through the electrical trade from apprentice electrician through electrical contractor, to become one of the most recognized experts in the world as it relates to electrical power installations. Anthony smith began writing for demand studios in may. Calculating bend allowance, bend deduction, and kfactor. Curving a pipe along its length is commonly referred to as longitudinal bending. This program can be downloaded below is a selfextracting installation program that creates and copies the necessary files to your pc. Used to line up offset and outer marks for saddle bend. Detailed illustrations clarify key steps in methodology and allow for greater comprehension. An offset is normally used to bend the conduit around an obstruction, or to relocate the conduit close to a structural member to make it easier to fasten the conduit.
Offering you the most accurate measurements using the centerline radiu. From there we can calculate the kfactor and the bend deduction. I suck at bending conduit, ive been at in the trade 3 years and this is the only thing that is workin in my situation. When calculating bend allowances to determine the cut length of hdpe conduit or pvc pipe, one must calculate from the center line radius clr of the.
Ok, maybe it is just that im a old school architect used to working with rac and fairly good at it, but with rme im going round and round trying to figure out how to take simple pipe and define the radius of the bend of the emt based on the diameter of the pipe, which of course im. Quickbend is a conduit bending calculator that was created to be fast and accurate while being visually appealing and. My focus in this post is the 4point saddle bend because that is what i am dealing with in my garage construction right now. Bend tools are automatically rendered by the software. Bend it for windows is written to work with windows 95 and later computers. The line of klein tools conduit benders have been designed for performance and durability exceeding the expectations of todays professional. Quickbend is an advanced conduit bending calculator that was created to be fast and accurate while being visually appealing, innovative, and intuitive. The length of conduit required to produce the bend is called the developed length. Use the same technique for a conduit run across the floor or ceiling which turns up or down a wall.
Electrical conduit bending quickcard richard iadevaia, arch. The tube can also be animated to show the bending orientation. Repeatable conduit bending bending conduit is best done with a partner. Home resources calculators conduit fill calculator. How to bend and mount emt conduit fine homebuilding. After bending for a stub, cut the other end of the conduit to length. Feb 11, 2020 before bending conduit, measure the length of conduit youll need, making sure to add some length for each bend youll be making. Conduit sizing tool software free download conduit sizing.
Conduit come in two types, emt and rigid conduits and can be found in various sizes. The reverse method for bending a 90 is an alternative that addresses this type of situation. A complete guide to the principles of the 4step setup for tube bending tools. This document will step the beginner through the five main bends that are used by electricians. How to bend a stub the stub is the most common bend. He was a journeyman electrician, master electrician, and electrical contractor. Quickbend is a conduit bending calculator that was created to be fast and accurate while being visually appealing and innovative. Cliffhanger tools repeatable conduit bending program conduit bend mark stub a length b cut length travel deduct gain b to b 12 imc 4. There are several factors that can determine what the radius of a bend will be. Conduit fill is the percent of area inside the conduit taken up by the cable s.
Conduit bending quickbend is the quickest and most accurate conduit bending calculator app. Bend it for windows is a free program that is used to calculate and layout the bend marks on a straight piece of tubing when fabricating roll bars and roll cages for race cars. However, in some cases, an emt bender can be used to bend small degree bends or kicks in. A great tool to help electricians, engineers and contractors answer the question, what. The degree marks indicating the angle of the pipe bent. Whether youre bending stubs, offsets, saddles, or ubends in emt, imc, pvc coated or. In case you overbend, use the back pusher or the expanded end of the bender handle to straighten your conduit to fit the job. Offering you the most accurate measurements using the centerline radius algorithm based upon the bender that youre using. Conduit bending calculator this basic conduit bending app has fractional slider inputs, calculates offsets, saddles at any angle, snaps to common angles, calculates to 1 inch and rounds off to nearest 116 inch, this app gets 4. Longitudinal bending of pvc pipe heritage plastics pvc. Electricians guide to conduit bending 3rd edition richard a. Electrical terms for conduit bending and random terms.
In 1974, mike realized there was a need for quality electrical training and opened mike holt. Resources for electricians the ability to bend conduit and tubing raceways is a requirement for all electricians. Any electrician bending large conduit should already have an angle finder as without a hand bender to tell the. It is an ideal reference for any electrician or maintenance technician. A backtoback bend produces a u shape in a single length of conduit. Bending conduit tubing using hand benders the ability to bend conduit and tubing is a requirement for all electricians. Unlike all the other apps, conduit bending comes with advanced built in calculator m read more. Mike holt smart phone apps for the electrical industry. Figure 2 illustrates the sheet that is bent with the bend angle of 90 degrees. Conduit bender elite is an easytouse calculator designed to save electricians time calculating, marking, and bending conduit. Ultra tech pipe 777 maritime drive port washington, wi 53074 toll free. Electricians tools conduit bending electric benders.
This section contains information that i hope will help some of you become better conduit benders. You can now have the cliffhanger tools repeatable conduit. After bending the sheet we need to do some measurements as shown in figure 2. The bend it program bend it for windows is a free program that is used to calculate and layout the bend marks on a straight piece of tubing when fabricating roll bars and roll cages for race cars. This is true for all sizes of pipe less than nps 14. Conduit bending home resources videos conduit bending learn how to handle simple conduit bending jobs as well as the materials and safety gear youll need to perform the bends. Quickbend is a conduit bending calculator app that was created to be fast and accurate while being visually appealing and innovative. An electrical distributor supplying everything from light bulbs and dimmers to plcs and industrial automation equipment. I used a 1 conduit and a 114 conduit side by side in this video to show how to mark and bend the conduits to have matching concentric. See figure 1 for an illustration of a pipe that has been longitudinally bent.
This is also the exact method you would use if you were trying to bend a conduit around a tank. Repeatable conduit bending calculator app a microsoft excel spreadsheet. This method is also used in back to back 90 degree bends when using the reverse method the take up deduction is no longer needed. We can calculate the leg length 1 and 2 as follows. Quickbend is an advanced conduit bending calculator that was created to be fast. Bending conduit tubing jan 2012 using hand benders by bill bamford provided by. Running conduit into electrical boxes, running conduit up or down walls, running conduit into walls through floors and ceilings and making inner and outer corner turns. Choose the type of conduit bender that suits your needs from manual hand benders to stateoftheart electric benders by greenlee. Our benders are rated for bending schedule 40 pipe between nps 14 and 2.
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