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Bolt torque amp Gasket seating calculations Pipelines

2012 03 15 nbsp 0183 32 Calculate my bolt tension based on a percentage of bolt material yield stress 40 is my target or 0 4 Sy Bolt Root Area 40 of yield is a ball park number for bolt prestress based on quot rule of thumb quot 4 I compare step 2 and 3 I make they are not way off usually around 15 6 In no case do I allow my bolt stress to be greater than 90 of min yield Simple

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Bolt Torque Calculator FUTEK

Bolt Torque Calculator English Metric Bolt Data Size Coarse Fine Major Diameter in Thread per Inch Material Proof Strength psi Bridge Resistance The bridge resistance of the wheatstone bridge within your sensor To find your resistance Use a multimeter to determine the resistance across the Signal and Signal wires This value is your bridge resistance Typical

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Pressure Vessel Engineering Ltd provides ASME Vessel

bolts reduces this theoretical gasket crushing force 2 use weaker bolts same idea as above 3 if material waste and cost are no object make the flange thicker This route often is used when a custom appendix 2 flange must mate up to standard flanges such as B16 5 series which seldom calculate to appendix 2 rules

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Allowable Sress Values for Piping Materials Calculator

Allowable Stress for Carbon Steel piping materials Select the applicable piping material from the dropdown box below Then input the temperature either in degrees Farenheit or degress Celsius for which you require the allowable stress values The calculator compiles the interpolated stress values and presents these values in multiple units

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ASME B31 3 Bolt Load Calculators Pipeng Toolbox

ASME B31 3 Process Piping Allowable Bolt Load And Bolt Stress Calculator Module Calculate ASME B31 3 process piping bolt design load and design stress from temperature ASME B31 3 Table A 2 Stress values are interpolated from the US data tables US units govern Bolt load is calculated from the design stress and the tensile area for either ANSI threads or ISO threads

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Basic Calculations for Bolted Connections Inventor 2016

Calculation of a bolted connection with prestress Loading by axial or tangential force The calculation is carried out in metric or English units With the ANSI standard set the calculation is performed in English units with corresponding bolt dimensions also included Input Parameters Ψ Tightness factor With a prestressed bolted connection the distance between materials is

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Load Calculator Fastenal

In the event your use of this calculator results in the need for servicing repair or correction of equipment or data you assume any costs or expense for such needs I accept the terms and conditions set forth above Standard Non Structural Bolts Bolt Diameter in 1 4 5 16 3 8 7 16 1 2 9 16 5 8 3 4 7 8 1 1 1 8 1 1 4 1 3 8 1 1 2 Thread Pitch

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Detailed Bolted Joint Calculations xls ExcelCalcs

Bolt yield stress Force on joint at which bolt yields ignoring torsional effects of bolt yield stress used by bolt preload 4 Stiffness of tensile loadpath Tensile stiffness of a bolt shaft Shear stiffness of a bolt head Shear stiffness of a nut Total stiffness of bolt 5 Stiffness of compressive loadpath cone angle normally 45 176 dispersion from bolt head nut Compressive stiffness of

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Digitool Bolt Stress Calculator

Bolt Stress Calculator SIGN UP NOW ENTER SANDBOX MODE quot Success is a by product of consistently applying the fundementals quot Digitool creates user friendly intuitive calculation software for design engineers whilst making use of technology to improve accessibility The software can be used anywhere in the world and on any device be it a smart mobile phone

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How to Calculate Eye Bolt Diameter to Lift Load ExtruDesign

2021 12 17 nbsp 0183 32 1 An eye bolt is to be used for lifting a load of 30 kN Find the nominal diameter of the bolt if the tensile stress is not to exceed 100 MPa Assume coarse threads from the below tables 2 Four eye bolts are to be used for lifting a load of 280 kN Find the nominal diameter of the bolts if the tensile stress is not to exceed 100 MPa

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What is a Bearing Stress How a bolt can experience the

2018 04 12 nbsp 0183 32 When machine members fastened together with Riveted joints cotter joints knuckle joints etc There will be a compressive stress produced at the surface of contact between the two machine members This stress can be called as the Bearing Stress Let s see how a bolt can experience the bearing failure Read More

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GPT Gasket Calculator

Calculate Torque The recommended torque for the application Select the bolt grade and lubricant and if required increase or decrease the bolt stress Close Need Help Gasket Calculator Imperial Units Metric Units Product Selection i Type Gasket Only Seal Retainer Seal Isolating Washer Isolating Sleeve Type F IBC Type E Full Face all torques

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Flange Stress Analysis Little P Eng

2017 07 12 nbsp 0183 32 The expected field bolt stress Se achieved is often 1 5 215 Sa By using this approach a higher bolt load is determined This will increase the flange thickness The benefits to increased flange thickness are Thicker flanges will rotate less and distribute the applied bolt load more uniformly to the gasket Thicker flanges require longer bolts Longer bolts have more

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Bolt Planet Bolt Stress Calculators Main Page

Nut and Bolt Stress Calculators This is the place to find UN Unified nut and bolt dimensions thread dimensions sizes and stress calculators

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Gasket Calculator 4 Garlock Sealing Technologies

All torque and stress calculations are based on UNC bolts and do not take flange stress into consideration The user is responsible for using the identifying and using the appropriate bolt stress for the assembly bolts and flange design With the quot Full Face Gasket quot and quot Rectangular amp Square Flange quot sheets the red cells to the right of the white cells should read quot TRUE quot after all

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Bolted Joint Analysis Calculator MechaniCalc

The Bolted Joint Analysis calculator allows for stress analysis of a bolted joint accounting for preload applied axial load and applied shear load See the instructions within the documentation for more details on performing this analysis See the reference section for details on the methodology and the equations used

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Designing and analysis of lifting eye bolt for various

Resultant stress in an eye bolt Direct stress Bending stress Where F Load acting on eye bolt A Area of cross section M maximum bending moment Y Distance between centroidal axis to neutral axis I Moment of inertia for different cross section A STRESS CALCULATION FOR CIRCULAR CROSS SECTION Length between centroidal axis to neutral axis e centroidal

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API Flange Bolt Torque Calculator for Tension as a of

Use this calculator to determine torque necessary to achieve a of bolt yield Use the following Torque Calculator for ASTM A193 B7 and ASTM A320 L7 bolting as specified in API 6A 16A and 17D for flanges TPI for 1 quot and smaller are UNC 1 1 8 quot and larger are 8UN Some flanges can be over tightened to the point that the ring groove or the flange can be damaged The

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Bolt Stress Calculator Calculate Bolt Stress

How to Calculate Bolt Stress Bolt Stress calculator uses Stress pi 4 Nominal bolt diameter 0 9743 Pitch 2 to calculate the Stress The Bolt Stress formula is defined as is a physical quantity used to measure the critical stress area or the minimum area of the threaded section of a bolt Stress is denoted by σ symbol

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Stress Analysis Of Bolted Joint IJERT

bolt axis which induces tensile stress in the bolt P 𝜋 4 2 6t 6t P 𝜋 4 2 If the external load is taken up by a number of bolts then P 𝜋 4 2 6t n If the standard table is not available then for coarse thread dc 0 84d d Nominal diameter 2 Shear Stress When the bolts are subjected to the direct

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Calculator Tightening torque to preload a bolt

Metric thread Screw joint calculator Tightening torque to preload a bolt Metric thread Initial tensile stress σ t 183 R p0 2 Thread coeff of friction 181 thread Head face coeff of friction 181 head pitch P mm pitch diameter d 2 mm root diameter d 3 mm tensile stress area A t π 4 d 0 2 d 0 d 2 d 3 2 mm 2 ultimate tensile strength R m MPa yield strength R

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Bolt Stress to Bolt Torque Conversion Tables

Load on Machine Bolts and Cold Rolled Steel Stud Bolts Under Torque Stress Nominal Number Diameter Area 7 500 psi 15 000 psi 30 000 psi Diameter of Threads of Root at Root Clamping Clamping Clamping of Bolt Per Inch of Thread of Thread Torque Force Torque Force Torque Force inches inches sq in ft lbs lbs bolt ft lbs lbs bolt ft lbs lbs bolt 1 4 20

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Metric Bolt Grades and Strength Calculator Amesweb

Metric bolt grades and strength calculator to show proof strength tensile strength Vickers Brinell hardness minimum breaking torque and stress area of metric bolts and screws made of carbon steel and alloy steel with designations 4 6 4 8 5 8 8 8 9 8 10 9 and 12 9 Some notes from ISO 898 metric screw threads standards

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Garlock Leaders in Sealing Integrity

All torque and stress calculations are based on 8UN bolts and do not take flange stress into consideration The user is responsible for identifying and using the appropriate bolt stress for the given bolt size grade and flange design With the quot Full Face Gasket quot and quot Rectangular amp Square Flange quot sheets the cells to the right of the white cells should read quot TRUE quot after all of the

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ASME B31 3 Bolt Load Calculators Pipeng Toolbox

ASME B31 3 Process Piping Allowable Bolt Load And Bolt Stress Calculator Module Calculate ASME B31 3 process piping bolt design load and design stress from temperature ASME B31 3 Table A 2 Stress values are interpolated from the US data tables US units govern Bolt load is calculated from the design stress and the tensile area for either ANSI

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Tensile Stress Area of Bolt Calculator getcalc com

getcalc com s Tensile Stress Area of Bolt Calculator is an online mechanical engineering tool to calculate the tensile critical stress area or the mimimum area of threaded section of the bolt in both US customary amp metric SI units Definition amp Formula

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Bolt Design Stresses ASME B31 3 Eng Tips Forums

2005 03 17 nbsp 0183 32 Where this method trips up is when you try to calculate bolt stress using App 2 methods on some of the alternative flanges such as ASME B16 47B flanges You will find that the bolt stress may be in the low 20 ksi range which is intolerable to me ASME PCC applies across the board bolt stress values to a bolt size This is unreasonable considering the gasket area

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Bolt Ulimate Strength Calculator EICAC

BOLT ULTIMATE STRENGTH CALCULATORS The Calculators below can be to calculate the ultimate breaking load of bolts This uses the equations from ANSI B1 1 1974 and B18 3 1 1978 which calculates the area carrying the tensile load from the mean of the pitch diameter and the minor diameter Results are in Newtons

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BOLTGRP Program CALCULATOR EDGE

Bolt Group lt 75 Bolt Stress Bolt Stress Analysis for H S Bolts subject to tension and or shear Bolt Data Bolt Data Tables Program Assumptions and Limitations group For the special case where all the bolts in the bolt group actually lie in single line or row either the Xo

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Bolt Ulimate Strength Calculator EICAC

BOLT ULTIMATE STRENGTH CALCULATORS The Calculators below can be to calculate the ultimate breaking load of bolts This uses the equations from ANSI B1 1 1974 and B18 3 1 1978 which calculates the area carrying the tensile load from the mean of the pitch diameter and the minor diameter Results are in Newtons BOLT ULTIMATE STRENGTH CALCULATOR