Hytorc bolting software flange bolt torque calculator. By using this torque calculator, you agree to the following terms and conditions. Here, the library includes a wide variety of tools for bolt calculation depending on the use case. Its an easytouse powerful analytical tool for the designer or field engineer with responsibility for the integrity of bolted joints. Boltcalc bolted joint analysis software bolt science. Bolt sciences torque program example calculation inch. A prevailing torque is required just to rotate the nut on the bolt. Quick input quick input provides input of all data in only one dialogue window.
How to calculate the tightening torque of bolt quora. This guideline represents a frequently used method for the verification of different criteria such as static and dynamic strength or safety against gliding. Jun 11, 2009 based on this idea, we will see two sites one is about bolt strength calculation software and other one about bolt preload design. Multilingual options include english, german, french, danish, spanish and polish languages. Mar 16, 2020 detailed calculation output is provided in pdf format for saving and printing. Bolt torque calculator software free download bolt. The program uses european industry standard calculations to generate all. The student edition is the demo version sr1 which you may download at any.
The software has been designed with the philosophy of minimal input, maximum output. Mr only comes into effect if the adjusting nut is pressing on the bearing surface. The basis of our business is solving bolting problems. I would not adjust the resultant torque values from table 1m at all, unless you calculated that you needed more than 345mpa assembly bolt stress. The boltcalc program performs checks to ensure that the bolt, or the joint, will not fail due to a number of failure modes. Boltup is hydratights simple to use web based calculator, built upon the informate calculation engine, providing reliable, repeatable bolt loads. Applying torque to a nut is an indirect method of obtaining that bolt stress.
The powermaster bolt tightening software in many cases would recommend a preferred bolt stress based on bolt loads specified in the different bolt flange specifications. Hytorc proprietary bolting software and flange bolt torque calculator, flange calculator, flange. This online interactive tool can be used in conjunction with awwas manual m11 to determine the recommended torque ranges and other important flange details, gasket stresses, and bolt yield loads. For stainless steel bolts that are at risk of galling, i would experimentally determine my nut factor, based on the lubricant andor coating that you will actually use. Alternatively,use the torque tension calculator on the norbar website which enables fastener and friction conditions to be modified. Calculate bolt yield and torque for different bolt diameters, bolt grades and. It equals the contact force between the clamped plates. Failure of the bolt to provide sufficient clamp force. May 30, 2019 download mitcalc bolt connection accurately perform prestressed bolt connectionrelated calculation with the help of this userfriendly, excelbased piece of software. Bolts are fasteners that, used along with hex nuts, assemble two unthreaded components. Previous designs from existing simpson strongtie anchor design software may be uploaded into anchor designer, and the detailed output is provided in convenient pdf format. Spiralock torque calculator stanley engineered fastening. Online converters and calculators for fasteners bossard.
The calculator below can be used to calculate the torque required to achieve a given axial bolt force or load. Calculation of bolts according to vdi 2230 mdesign bolt. Elongation is measured by a micrometer, ultrasonic, or an embedded gauge sensor in a bolt. Mitcalc bolted connections prestressed bolt connection. Read me engineering applications excel spreadsheet downloads. If lubrication is to be applied to the nut bolt,multiply the recommended torque by the appropriate factor shown in the table on page 7. The calculator is generic an can used for imperial and metric units as long as the use of units are consistent.
B7 is required for flange joint material with nut factor of 0. The amount of force on a fastener is called as torque. Basic calculations for bolted connections inventor 2016. Tentec bolt tightening software allow users to manage and rapidly calculate bolt tightening pressures. As a reality check if we approximate to a cross sectional area of 7 mm 2 and a load of n that gives a tensile stress of 140 mpa which is below yield even for low tensile steels in this particular context, where torque is known, the thread pitch doesnt come into it as you are calculating based on. Nut factors are generalized averages that may vary greatly given all of the variables in any bolted joint, but are useful in approximating theoretical torque values. The tightening torque equals the total torque applied minus the prevailing torque. Bolt tightening 2 bolt tightening 21 various tightening methods various tightening methods 34 22 screw and torque relation formula between screw and torque 35 23 torque coefficient 1 formula of torque coefficient 36 2 the torque coefficient is not stable 36 3 even when the torque is stable, axial tension may vary 36. Improvised torque wrench improvised torque wrench with luggage scale. Mitcalc bolted connections is designed for a geometrical design and strength check of a prestressed bolt connection, loaded by static or cyclic loading resp. Tentec software allows users to manage and rapidly calculate bolt tensioner pressures.
Download structural analysis software mitcalc bolted connections 1. Engineering fundamentals of threaded fastener design and analysis. The bolted joint analysis calculator allows for stress analysis of a bolted joint, accounting for preload, applied axial load, and applied shear load. Bolts consist of a head and shaft that is at least partially threaded, and although similar to screws, they are not the same. The tentec bolt tightening software will in most cases recommend a suitable bolt stress, based on the bolt loads specified in the different bolted flange specifications. These torque and load values are for guidance only. Look up the optimal torque for various combinations of bolt diameter, thread type, and grade or class. Bolt calculation software free download bolt calculation top 4 download offers free software downloads for windows, mac, ios and android computers and mobile devices. Torque calculations are based on the simplified formula explained in the current version of asme pcc1, appendix k.
Bolt calculation software free download bolt calculation. With the ansi standard set, the calculation is performed in english units, with corresponding bolt dimensions also included. Norbar has devised easytouse online calculators that support the correct application of torque in three key areas. To download boltup, or for a free 7 day trial of the informate bolt load calculation software go to. The download for our demo program is packaged in a self extracting exe file. Bolt strength calculator bolt preload calculation cadcam. Torque free for android features view live engine data, fully customizable dashboard screens, retrieve fault codes, clear check engine lights, and upload live data to your web server or the torque. As well as new training videos and a hytorc locator. Use of its content by anyone is the sole responsibility of that person and they assume all risk. L length of thread engagement is the length of which the female threads contact the male threads d bolt nominal diameter inches, millimeters proof load stress 0.
Bolts that are fully or partially threaded, with washers and nuts are called as metric bolts. Torque threaded fastener torque tightening program. Say you have a 8 inch wrench and figure you are applying 4 pounds of force on the wrench centered at 6 inches from the center of the nut. Google play store itunes store the official hytorc app gives you instant access to torque charts, safety and operational videos, product manuals, service center locations and our comprehensive bolt load calculator. Statistical tolerancing by john reiff download sr1 for windows 2000xpvista7810 808 kb. To install the program when you have downloaded the file you need just. The calculation makes enables graphical representation of loadextension diagrams and scale drawings. Inputting four calculation variables allows the app to determine. Specifically, factors of safety are presented for five possible failure modes.
Bolt load calculation software hydratight introduces informate. Bolt target torque asme pcc1 boiler and pressure vessel. To register for your free copy of tentec bts tentec bolt tightening software bts bts software predicts the bolt tightness load path individual flange documents bts creates the following information. Torque torque tightening analysis program, torquedemo. Example problem metric units and thread bolt science. Ability to calculate single anchor model or to calculate multiple anchor models at once. Engineering fundamentals of threaded fastener design and. Interaction of shear and tension on the shank of a bolt. Screws are for applications that contain a mating thread or require cutting an internal thread.
Informate software hydratight introduces informate. If the bolt catalog does not contain long enough bolts for your purposes, you need to add them to the bolt catalog. The main subject of the oneday training is the application of kisssoft for the bolt calculation according to the vdi 2230 guideline. Download powerpoint presentation introduction to vdi 2230 thread strip safety according to dose big bolts better. Torque tension to identify precise levels of torque to be applied for individual applications.
As gasket load requirements for standard flanges generally fall within the midrange of the bolt loads, gasket stress has not been used to calculate torque values. Estimation of bolt size and property class, disc spring calculator, cost savings calculator, thread engagement length calculator, torque and preload with nut factor imperial system, torque and preload with nut factor and tool accuracy imperial system, torque and preload with nut factor and tool accuracy metric. The following torque values are advisory only, and its show more. Machinist calculator has been developed to quickly solve common machine shop math problems such as trigonometry, speeds and feeds, bolt circles, and much more. This software can also be used on non standard bolted joints. Ez calc bolting calculator, enerteqs oline tool for estimating required torque values. Tightness factor with a prestressed bolted connection, the distance between materials is undesirable. Apps for android, apple ios and blackberry also available. We will evaluate target bolt torque required for leakproof tightening. Click calc button for bolted joint calculation and get result as desired at. This fastener bolt torque calculator will estimate the unknown torque, diameter, axial force applied and coefficient of turning friction for the given conditions.
Your target assembly bolt stress should not exceed 70% of that value, or 385mpa. Torque control method bolt tightening is controlled by specific torque value. Fasteners bolts, nuts and threaded rods torque, tension and loads. Calculation basis sr1 software calculates, in accordance with vdi 2230, highstress bolted joints with concentric or eccentric strain and load. Bolt torque chart template free download formsbirds. Table 1m is based on a target assembly bolt stress of 345mpa. Iso 724 metric threads dimensions of metric threads according iso 724. Lubricated bolts and reduced torque lubrication effect on bolt tension and torque. Liveupdate feature allows notification and download of the latest version of the software as updates become available. Bolts and screws are so ubiquitous that its impossible to fully articulate their importance or applications.
Sr1 software design guideline vdi 2230 by ralph shoberg engineering fundamentals of threaded fastener design and analysis by ralph shoberg advanced bolt torque audit yields by ralph shoberg new developments in tightness auditing of joints frictiontemperature download powerpoint presentation introduction to vdi 2230. Article from bengt blendulf calculation of bolted joints with prevailing torque by john reiff calculation of fastener torque incl. This standard bolt torque calculator is used to find the maximum torque for the given fractional bolt with the diameter, thread series and standard of the bolt. Bolt science providing solutions to bolting problems. Fortunately, torque angle signature curves can be obtained for most bolted joints. Its an easytouse powerful analytical tool for the designer or field engineer with responsibility for the integrity of bolted. These calculations are in lbinch units, the torque program can also work in metric units.
There can be as many as 200 or more factors that affect the tension created in a bolt when tightening torque is applied refer to paragraph 2. See torque force design equations webpage and torque chart page for recommended fastener torque and equation data this fastener bolt torque calculator will estimate the unknown torque, diameter, axial force applied and coefficient of turning friction for the given conditions. Use to determine torque, bolt load and percent yield of maximum load of bolts. The tightening torque is dependent on many factors. Tentec bolt load software has been designed with the philosophy of minimal input, maximum output. Calculation of the frictional torque adjusting nut bearing surface m r. See the instructions within the documentation for more details on performing this analysis. Idms integrity data management system the complete package for managing bolted joints from cradle to grave. Bolt length calculation tekla structures uses values from the bolt catalog and the bolt assembly catalog when calculating the bolt length. Minimum three 3 inputs are required then select find button to get unknown this calculator requires a java enabled browser to function properly. Bolting software flange bolt torque calculator hytorc. See torque force design equations webpage and torque chart page for recommended fastener torque and equation data. They are of two types, metric flange bolts and metric hex bolts. Boltcalc engineering software is designed to calculate bolt load, gasket stress, torque and tension in bolted joints.
These fasteners literally hold the world around us together. In the workspace, add desired custom features as needed. Most accurate bolt torque calculator given its geometry and thread diameter, using vdi 2230 standard, screw clearance through the specific tool 3d model. We complete consultancy assignments, provide test services, write and sell specialist software and run training courses for engineers. These estimated torque values are derived from the standard torque formula torque kdf utilizing a standard freespinning nut nonlocknut with a proof strength equal to or greater than the tensile strength of the bolt. Bolt torque, axial clamp force, bolt diameter calculator. Bolt tightening torque procedure standard bolt tightening. Informate our advanced calculation and procedure software. Resources to help you determine the right solution for your application. Mdesign bolt offers engineers in mechanical and plant engineering the possibility of calculating bolt connections which are subject to high stress in accordance with vdi guideline 2230 systematically and in accordance with the standards. Here we will consider bolt torque to produce 60% of bolt yield.
Torque free for android free download and software. Informates bolt load values are independently verified to ensure leakfree joints, every time. Loan calculator supports regional currency settings and works with wide range of repayment cycles from 1 month to 50 years. Unit conversion to assist international measurement definitions. If youre looking for the next big thing, futek has a library of over 100 new and innovative ideas to incorporate its load cells, torque sensors, pressure sensors, and multiaxis sensors. This software check for bolt failure under various load conditions.
Bolt tightening software powermaster engineers pvt. Engineering applications excel spreadsheet downloads require a premium membership to access. Recommended tentec tensioning tool to use recommended residual bolt stress. Excel engineering calculator downloads and applications. By combining the torque angle curves with a few simple calculations and a basic understanding of the. Documentation for multiple bolted joint projects can be created very quickly with minimal operator input. The calculation is carried out in metric or english units. Maximum bolting torque is considered to develop 40% to 60% of bolt yield stress. Presented below are the results from torque for a 12 unf bolt with a nylon thread patch that creates a prevailing torque. Metric bolts tightening torques engineering toolbox. This online metric bolt torque calculator is used to find the torque of the ecoguard, lubricated and dry metric bolts.
343 1635 1007 89 1462 571 1288 1561 1341 449 1157 950 1571 398 1251 261 1400 782 701 1490 1189 277 743 737 585 214 993 936 1497