Strength of Butt Welded Joint Calculator

✖Tensile Force on Welded Plates is the stretching force acting on the plates that are welded.ⓘ Tensile Force on Welded Plates [P]			+10% -10%
✖Throat thickness of weld is the shortest distance from the root to the face of the weld.ⓘ Throat Thickness of Weld [h_t]			+10% -10%
✖Length of Butt Weld is the linear distance of the welding segment joined by the welded joint.ⓘ Length of Butt Weld [L_b]			+10% -10%

✖Tensile Stress in Butt Weld is the average stress experienced by the Weld Beads when the joint plates are brought to tension.ⓘ Strength of Butt Welded Joint [σ_tb]

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Formula

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Strength of Butt Welded Joint

Formula

`"σ"_{"tb"} = "P"/("h"_{"t"}*"L"_{"b"})`

Example

`"56.41026N/mm²"="16.5kN"/("15mm"*"19.5mm")`

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Strength of Butt Welded Joint Solution

STEP 0: Pre-Calculation Summary

Formula Used

Tensile Stress in Butt Weld = Tensile Force on Welded Plates/(Throat Thickness of Weld*Length of Butt Weld)
σ_tb = P/(h_t*L_b)
This formula uses 4 Variables

Variables Used

Tensile Stress in Butt Weld - (Measured in Pascal) - Tensile Stress in Butt Weld is the average stress experienced by the Weld Beads when the joint plates are brought to tension.
Tensile Force on Welded Plates - (Measured in Newton) - Tensile Force on Welded Plates is the stretching force acting on the plates that are welded.
Throat Thickness of Weld - (Measured in Meter) - Throat thickness of weld is the shortest distance from the root to the face of the weld.
Length of Butt Weld - (Measured in Meter) - Length of Butt Weld is the linear distance of the welding segment joined by the welded joint.

STEP 1: Convert Input(s) to Base Unit

Tensile Force on Welded Plates: 16.5 Kilonewton --> 16500 Newton (Check conversion here)
Throat Thickness of Weld: 15 Millimeter --> 0.015 Meter (Check conversion here)
Length of Butt Weld: 19.5 Millimeter --> 0.0195 Meter (Check conversion here)

STEP 2: Evaluate Formula

Substituting Input Values in Formula

σ_tb = P/(h_t*L_b) --> 16500/(0.015*0.0195)

Evaluating ... ...

σ_tb = 56410256.4102564

STEP 3: Convert Result to Output's Unit

56410256.4102564 Pascal -->56.4102564102564 Newton per Square Millimeter (Check conversion here)

FINAL ANSWER

56.4102564102564 ≈ 56.41026 Newton per Square Millimeter <-- Tensile Stress in Butt Weld

(Calculation completed in 00.020 seconds)

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Home » Physics » Design of Machine Elements » Design of Coupling » Welded Joints » Butt Welds » Strength of Butt Welded Joint

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Created by Pragati Jaju

College Of Engineering (COEP), Pune

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< 16 Butt Welds Calculators

Permissible Tensile Stress in Butt Weld given Efficiency of Welded joint

Go Tensile Stress in Weld = Tensile Force on Welded Plates/(Welded Base Plate Thickness*Length of Weld*Efficiency of Welded Joints)

Thickness of Plate given Efficiency of Butt Welded Joint

Go Welded Base Plate Thickness = Tensile Force on Welded Plates/(Tensile Stress in Weld*Length of Weld*Efficiency of Welded Joints)

Length of Butt Weld given Efficiency of Welded Joint

Go Length of Weld = Tensile Force on Welded Plates/(Tensile Stress in Weld*Welded Base Plate Thickness*Efficiency of Welded Joints)

Efficiency of Butt Welded Joint

Go Efficiency of Welded Joints = Tensile Force on Welded Plates/(Tensile Stress in Weld*Welded Base Plate Thickness*Length of Weld)

Tensile Force on Plates given Efficiency of Butt Welded Joint

Go Tensile Force on Welded Plates = Tensile Stress in Weld*Welded Base Plate Thickness*Length of Weld*Efficiency of Welded Joints

Tensile Stress in Boiler Butt Weld given Thickness of Boiler Shell

Go Tensile Stress in Boiler Butt Weld = Internal pressure in boiler*Inner diameter of boiler/(2*Thickness of Boiler Wall)

Thickness of Welded Boiler Shell given Stress in Weld

Go Thickness of Boiler Wall = Internal pressure in boiler*Inner diameter of boiler/(2*Tensile Stress in Boiler Butt Weld)

Internal Pressure in Boiler given Thickness of Welded Boiler Shell

Go Internal pressure in boiler = Thickness of Boiler Wall*2*Tensile Stress in Boiler Butt Weld/Inner diameter of boiler

Inner Diameter of Boiler given Thickness of Welded Boiler Shell

Go Inner diameter of boiler = Thickness of Boiler Wall*2*Tensile Stress in Boiler Butt Weld/Internal pressure in boiler

Strength of Butt Welded Joint

Go Tensile Stress in Butt Weld = Tensile Force on Welded Plates/(Throat Thickness of Weld*Length of Butt Weld)

Permissible Tensile Stress in Butt Weld

Go Tensile Stress in Weld = Tensile Force on Welded Plates/(Length of Weld*Welded Base Plate Thickness)

Length of Butt Weld given Average Tensile Stress in Weld

Go Length of Weld = Tensile Force on Welded Plates/(Tensile Stress in Weld*Throat Thickness of Weld)

Throat of Butt Weld given Average Tensile Stress

Go Throat Thickness of Weld = Tensile Force on Welded Plates/(Length of Weld*Tensile Stress in Weld)

Average Tensile Stress in Butt Weld

Go Tensile Stress in Weld = Tensile Force on Welded Plates/(Length of Weld*Throat Thickness of Weld)

Tensile Force on Plates given Average Tensile Stress in Butt Weld

Go Tensile Force on Welded Plates = Tensile Stress in Weld*Throat Thickness of Weld*Length of Weld

Tensile Force on Butt Welded Plates given Thickness of Plate

Go Tensile Force on Welded Plates = Tensile Stress in Weld*Length of Weld*Throat Thickness of Weld

< 9 Welding Calculators

Width of weld cap

Go Weld Width = ((tan(Angle of Bevel)*(Metal Thickness/0.001))*2+(Root Gap/0.001))*0.001

Strength of Butt Welded Joint

Go Tensile Stress in Butt Weld = Tensile Force on Welded Plates/(Throat Thickness of Weld*Length of Butt Weld)

Permissible Tensile Strength for Double Transverse Fillet Joint

Go Tensile Stress in Transverse Fillet Weld = Load on Weld/(1.414*Length of Fillet Weld*Length of Weld)

Dilution

Go Dilution = Area of Penetration/(Area of Penetration+Area of Reinforcement)

Resistance Welding

Go Resistance Welding = Current Magnitude^2*Resistance*Time

Relation in voltage and arc length

Go Voltage = Constant of DC Machine*Arc Length

Void Percentage

Go Percentage of Void = 100-Atomic Packing Factor Percentage

Maximum Convexity

Go Convexity = (0.1*Fillet Weld Size/0.001+0.762)*0.001

Diameter of Nugget

Go Diameter of Nugget = 6*Thickness^(1/2)

Strength of Butt Welded Joint Formula

Tensile Stress in Butt Weld = Tensile Force on Welded Plates/(Throat Thickness of Weld*Length of Butt Weld)
σ_tb = P/(h_t*L_b)

What is butt joint?

A butt joint is a technique in which two pieces of material are joined by simply placing their ends together without any special shaping. The name 'butt joint' comes from the way the material is joined together.

How to Calculate Strength of Butt Welded Joint?

Strength of Butt Welded Joint calculator uses Tensile Stress in Butt Weld = Tensile Force on Welded Plates/(Throat Thickness of Weld*Length of Butt Weld) to calculate the Tensile Stress in Butt Weld, Strength of Butt Welded Joint is the ratio of tensile force on the plate to the product of throat thickness and length of the weld. It is the maximum amount of stress that the welded joint can bear. Tensile Stress in Butt Weld is denoted by σ_tb symbol.

How to calculate Strength of Butt Welded Joint using this online calculator? To use this online calculator for Strength of Butt Welded Joint, enter Tensile Force on Welded Plates (P), Throat Thickness of Weld (h_t) & Length of Butt Weld (L_b) and hit the calculate button. Here is how the Strength of Butt Welded Joint calculation can be explained with given input values -> 5.6E-5 = 16500/(0.015*0.0195).

FAQ

What is Strength of Butt Welded Joint?

Strength of Butt Welded Joint is the ratio of tensile force on the plate to the product of throat thickness and length of the weld. It is the maximum amount of stress that the welded joint can bear and is represented as σ_tb = P/(h_t*L_b) or Tensile Stress in Butt Weld = Tensile Force on Welded Plates/(Throat Thickness of Weld*Length of Butt Weld). Tensile Force on Welded Plates is the stretching force acting on the plates that are welded, Throat thickness of weld is the shortest distance from the root to the face of the weld & Length of Butt Weld is the linear distance of the welding segment joined by the welded joint.

How to calculate Strength of Butt Welded Joint?

Strength of Butt Welded Joint is the ratio of tensile force on the plate to the product of throat thickness and length of the weld. It is the maximum amount of stress that the welded joint can bear is calculated using Tensile Stress in Butt Weld = Tensile Force on Welded Plates/(Throat Thickness of Weld*Length of Butt Weld). To calculate Strength of Butt Welded Joint, you need Tensile Force on Welded Plates (P), Throat Thickness of Weld (h_t) & Length of Butt Weld (L_b). With our tool, you need to enter the respective value for Tensile Force on Welded Plates, Throat Thickness of Weld & Length of Butt Weld and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

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