Test pressure given Bolt Load Calculator

✖Bolt Load in Gasket Joint is defined as the load that is applied by the bolts onto the gasketed joint.ⓘ Bolt Load in Gasket Joint [F_b]			+10% -10%
✖Factor of Safety for Bolt Packing expresses how much stronger a system is than it needs to be for an intended load.ⓘ Factor of Safety for Bolt Packing [f_s]			+10% -10%
✖The Greater Cross-section Area of Bolts is defined as the area of the cross-section of the gasket bolt taking the greater of the given value.ⓘ Greater Cross-section Area of Bolts [A_m]			+10% -10%

✖Test Pressure in Bolted Gasket Joint is the test pressure or internal pressure if no test pressure is available.ⓘ Test pressure given Bolt Load [P_t]

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Formula

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Test pressure given Bolt Load

Formula

`"P"_{"t"} = "F"_{"b"}/("f"_{"s"}*"A"_{"m"})`

Example

`"5.401786MPa"="18150N"/("3"*"1120mm²")`

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Download Bolt Loads in Gasket Joints Formulas PDF

Test pressure given Bolt Load Solution

STEP 0: Pre-Calculation Summary

Formula Used

Test Pressure in Bolted Gasket Joint = Bolt Load in Gasket Joint/(Factor of Safety for Bolt Packing*Greater Cross-section Area of Bolts)
P_t = F_b/(f_s*A_m)
This formula uses 4 Variables

Variables Used

Test Pressure in Bolted Gasket Joint - (Measured in Pascal) - Test Pressure in Bolted Gasket Joint is the test pressure or internal pressure if no test pressure is available.
Bolt Load in Gasket Joint - (Measured in Newton) - Bolt Load in Gasket Joint is defined as the load that is applied by the bolts onto the gasketed joint.
Factor of Safety for Bolt Packing - Factor of Safety for Bolt Packing expresses how much stronger a system is than it needs to be for an intended load.
Greater Cross-section Area of Bolts - (Measured in Square Meter) - The Greater Cross-section Area of Bolts is defined as the area of the cross-section of the gasket bolt taking the greater of the given value.

STEP 1: Convert Input(s) to Base Unit

Bolt Load in Gasket Joint: 18150 Newton --> 18150 Newton No Conversion Required
Factor of Safety for Bolt Packing: 3 --> No Conversion Required
Greater Cross-section Area of Bolts: 1120 Square Millimeter --> 0.00112 Square Meter (Check conversion here)

STEP 2: Evaluate Formula

Substituting Input Values in Formula

P_t = F_b/(f_s*A_m) --> 18150/(3*0.00112)

Evaluating ... ...

P_t = 5401785.71428571

STEP 3: Convert Result to Output's Unit

5401785.71428571 Pascal -->5.40178571428571 Megapascal (Check conversion here)

FINAL ANSWER

5.40178571428571 ≈ 5.401786 Megapascal <-- Test Pressure in Bolted Gasket Joint

(Calculation completed in 00.004 seconds)

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national institute of technology hamirpur (NITH ), hamirpur , himachal pradesh

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< 16 Bolt Loads in Gasket Joints Calculators

Bolt Load under operating condition given Hydrostatic End Force

Go Bolt Load Under Operating Condition for Gasket = ((pi/4)*(Gasket Diameter)^2*Pressure at Outer Diameter of Gasket)+(2*Width of u-collar*pi*Gasket Diameter*Pressure at Outer Diameter of Gasket*Gasket Factor)

Hydrostatic End Force given Bolt Load under Operating condition

Go Hydrostatic End Force in Gasket Seal = Bolt Load Under Operating Condition for Gasket-(2*Width of u-collar*pi*Gasket Diameter*Gasket Factor*Pressure at Outer Diameter of Gasket)

Hydrostatic Contact Force given Bolt Load under Operating condition

Go Total Joint Surface Compression Load = Bolt Load Under Operating Condition for Gasket-((pi/4)*(Gasket Diameter)^2*Pressure at Outer Diameter of Gasket)

Actual Cross-sectional Area of Bolts given Root Diameter of Thread

Go Actual Bolt Area = (2*pi*Gasket Unit Seating Load*Gasket Diameter*Gasket Width)/(Stress Required for Gasket Seating)

Gasket Width given actual Cross-sectional Area of Bolts

Go Gasket Width = (Stress Required for Gasket Seating*Actual Bolt Area)/(2*pi*Gasket Unit Seating Load*Gasket Diameter)

Stress Required for Gasket Seating

Go Stress Required for Gasket Seating = (2*pi*Gasket Unit Seating Load*Gasket Diameter*Gasket Width)/(Actual Bolt Area)

Stress Required for Gasket Seating given Bolt Load

Go Stress Required for Gasket Seating = Bolt Load Under Operating Condition for Gasket/((Greater Cross-section Area of Bolts+Actual Bolt Area)/2)

Bolt Load in Design of Flange for Gasket Seating

Go Bolt Load Under Operating Condition for Gasket = ((Greater Cross-section Area of Bolts+Actual Bolt Area)/2)*Stress Required for Gasket Seating

Width of U Collar given Initial Bolt Load to Seat Gasket Joint

Go Width of u-collar = Initial bolt load to seat the gasket joint/(pi*Gasket Diameter*Gasket Unit Seating Load)

Deflection of Spring Initial Bolt Load to Seal Gasket Joint

Go Gasket Unit Seating Load = Initial bolt load to seat the gasket joint/(pi*Width of u-collar*Gasket Diameter)

Initial Bolt Load to seat Gasket Joint

Go Initial bolt load to seat the gasket joint = pi*Width of u-collar*Gasket Diameter*Gasket Unit Seating Load

Test pressure given Bolt Load

Go Test Pressure in Bolted Gasket Joint = Bolt Load in Gasket Joint/(Factor of Safety for Bolt Packing*Greater Cross-section Area of Bolts)

Load on bolts based on hydrostatic end force

Go Bolt Load in Gasket Joint = Factor of Safety for Bolt Packing*Test Pressure in Bolted Gasket Joint*Greater Cross-section Area of Bolts

Total cross-sectional area of bolt at root of thread

Go Bolt Cross-sectional Area at Root of Thread = Bolt Load Under Operating Condition for Gasket/(Stress Required for Operating Condition for Gasket)

Bolt load under operating condition

Go Bolt Load Under Operating Condition for Gasket = Hydrostatic End Force in Gasket Seal+Total Joint Surface Compression Load

Hydrostatic end force

Go Hydrostatic End Force in Gasket Seal = Bolt Load Under Operating Condition for Gasket-Total Joint Surface Compression Load

Test pressure given Bolt Load Formula

Test Pressure in Bolted Gasket Joint = Bolt Load in Gasket Joint/(Factor of Safety for Bolt Packing*Greater Cross-section Area of Bolts)
P_t = F_b/(f_s*A_m)

What is bolt load?

Bolt load is defined as when a load (weight) is placed on a bolt, it is limited to the amount of load the bolt can handle before failing.

How to Calculate Test pressure given Bolt Load?

Test pressure given Bolt Load calculator uses Test Pressure in Bolted Gasket Joint = Bolt Load in Gasket Joint/(Factor of Safety for Bolt Packing*Greater Cross-section Area of Bolts) to calculate the Test Pressure in Bolted Gasket Joint, The Test pressure given Bolt Load formula is defined as ratio of bolt load to product of factor safety and hydrostatic area. Test Pressure in Bolted Gasket Joint is denoted by P_t symbol.

How to calculate Test pressure given Bolt Load using this online calculator? To use this online calculator for Test pressure given Bolt Load, enter Bolt Load in Gasket Joint (F_b), Factor of Safety for Bolt Packing (f_s) & Greater Cross-section Area of Bolts (A_m) and hit the calculate button. Here is how the Test pressure given Bolt Load calculation can be explained with given input values -> 5.4E-6 = 18150/(3*0.00112).

FAQ

What is Test pressure given Bolt Load?

The Test pressure given Bolt Load formula is defined as ratio of bolt load to product of factor safety and hydrostatic area and is represented as P_t = F_b/(f_s*A_m) or Test Pressure in Bolted Gasket Joint = Bolt Load in Gasket Joint/(Factor of Safety for Bolt Packing*Greater Cross-section Area of Bolts). Bolt Load in Gasket Joint is defined as the load that is applied by the bolts onto the gasketed joint, Factor of Safety for Bolt Packing expresses how much stronger a system is than it needs to be for an intended load & The Greater Cross-section Area of Bolts is defined as the area of the cross-section of the gasket bolt taking the greater of the given value.

How to calculate Test pressure given Bolt Load?

The Test pressure given Bolt Load formula is defined as ratio of bolt load to product of factor safety and hydrostatic area is calculated using Test Pressure in Bolted Gasket Joint = Bolt Load in Gasket Joint/(Factor of Safety for Bolt Packing*Greater Cross-section Area of Bolts). To calculate Test pressure given Bolt Load, you need Bolt Load in Gasket Joint (F_b), Factor of Safety for Bolt Packing (f_s) & Greater Cross-section Area of Bolts (A_m). With our tool, you need to enter the respective value for Bolt Load in Gasket Joint, Factor of Safety for Bolt Packing & Greater Cross-section Area of Bolts 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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