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Pipe Volume Calculator

Calculate the volume and mass of a liquid pipe contained.

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Pipe Volume Calculator:

This pipe volume calculator estimates the volume of the pipe and how much liquid (water, oil, etc.) it can hold. Just enter the inner, diameter, and density of the liquid and get the volume of the pipe along with the liquid weight. This tool is useful in plumbing, construction, and other applications where you need to determine the volume capacity of pipelines.

Remember that:

The amount you calculate is the liquid that a pipe could hold perfectly, but there might be air bubbles or other things inside that take up some space.

How To Find The Volume of A Pipe?

Use this given formula for finding the volume of a pipe:

Pipe Volume Formula = \(\pi\times (\frac{d}{2})^2 \times\ h\)

Where:

  • D = Inner Diameter
  • L = height of pipe(Length)

The equation is the same as we use to calculate the volume of a cylinder as most pipes are in cylindrical shapes. If you know the radius, then you can also use the cylinder volume formula.

Pipe Volume Formula Image:

Example:

Calculate the volume of a 4-meter length pipe that is used to transport water with an inner diameter of 10 centimeters.

Solution:

Given Values:

  • Pipe Length = height = h = 4 meter
  • Inner Dimater = 10 cm = 0.1 meter
  • Density of Water = 997 \(\ kg/m^3\)

Put values in the volume of pipe formula:

= \(\ 3.14\times (\frac{0.1}{2})^2 \times\ 4\)

= \(\ 3.14\times (\frac{0.01}{4}) \times\ 4\)

= \(\ 3.14\times 0.0025 \times\ 4\)

Pipe Volume = \(\ 0.0314\ m^3\)

Multiply the volume by 61020 to convert it into cubic inches:

Pipe Volume = \(\ 0.0314\ \times\ 61020 = 1916.028\ in^3\)

Liquid Weight = \(\ Volume\ \times \ Liquid\ Density\) = \(\ 0.0314\ \times \ 997 = 31.3058\ kg \)

While the formula works well, the pipeline volume calculator simplifies the process and even reduces the risk of errors taking place during manual calculations.

What Is The Pipe Volume Calculation Used For?

Calculating pipe volume is crucial in various fields including engineering, construction, plumbing, etc. Knowing the volume offers various benefits, including:

Pipe Capacity Estimation:

The capacity of the pipe tells how much fluid the pipe can hold, which ensures it can hold the required amount of liquid for completing tasks like irrigation, chemical transport, or water supply.

Flow Management:

Determining the volume of the pipe helps engineers to calculate the flow rate within the mechanical system. It allows them to design a system that can handle the expected flow rate under different pressure conditions, optimizing the performance in the industrial sector.

Project Planning:

Knowing the pipe volume helps with material selection and cost estimation during piping system maintenance. This ensures the maintenance team has the necessary resources to complete the work efficiently.

Efficiency Improvements:

Knowing the capacity and the volume of the pipe helps in the selection of the right pipe size for certain workflows. It helps to optimize the efficiency of the systems by improving the transport of the fluids in different systems such as HVAC systems.

Waste Reduction:

The right pipe volume calculation ensures that the installed pipes are not larger than the required ones for the system. This is considered to cut off the waste of the material.

System Upgrade and Troubleshooting:

The information about the volume and capacity of the pipe is very helpful when dealing with blockages or leakages and performing the necessary repairs. It ensures that the correct size pipes are installed according to the need.

Safety and Compliance:

The pipe volume lets you see whether you have enough space to transport the liquid without facing leakages, ruptures, and other hazards. It helps to follow safety rules and regulations regarding pressure limits.

Volume and Weight of Water for Common Pipe Sizes:

Pipe Size Volume Weight
in in3/ft gallons/ft lb/ft
1/8“ 0.1473 in3 0.000637 gal 0.005323 lbs
1/4“ 0.589 in3 0.00255 gal 0.0213 lbs
3/8“ 1.325 in3 0.005737 gal 0.0479 lbs
1/2“ 2.356 in3 0.0102 gal 0.0852 lbs
3/4“ 5.301 in3 0.0229 gal 0.1916 lbs
1″ 9.425 in3 0.0408 gal 0.3407 lbs
1 1/4“ 14.726 in3 0.0637 gal 0.5323 lbs
1 1/2“ 21.206 in3 0.0918 gal 0.7665 lbs
2″ 37.699 in3 0.1632 gal 1.363 lbs
2 1/2“ 58.905 in3 0.255 gal 2.129 lbs
3″ 84.823 in3 0.3672 gal 3.066 lbs
4″ 150.8 in3 0.6528 gal 5.451 lbs
5″ 235.62 in3 1.02 gal 8.517 lbs
6″ 339.29 in3 1.469 gal 12.264 lbs

Common Used Metric Pipe Sizes:

Pipe Size Volume Weight
mm mm3/m liters/m kg/m
6 mm 28,274 mm3 0.0283 l 0.0283 kg
8 mm 50,265 mm3 0.0503 l 0.0503 kg
10 mm 78,540 mm3 0.0785 l 0.0785 kg
15 mm 176,715 mm3 0.1767 l 0.1767 kg
20 mm 314,159 mm3 0.3142 l 0.3142 kg
25 mm 490,874 mm3 0.4909 l 0.4909 kg
32 mm 804,248 mm3 0.8042 l 0.8042 kg
40 mm 1,256,637 mm3 1.257 l 1.257 kg
50 mm 1,963,495 mm3 1.963 l 1.963 kg
65 mm 3,318,307 mm3 3.318 l 3.318 kg
80 mm 5,026,548 mm3 5.027 l 5.027 kg
100 mm 7,853,982 mm3 7.854 l 7.854 kg
125 mm 12,271,846 mm3 12.272 l 12.272 kg
150 mm 17,671,459 mm3 17.671 l 17.671 kg

FAQ’s:

Is It Necessary To Consider Temperature Changes When Calculating Pipe Volume?

Yes, temperature changes have a minimal impact on the calculated volume of the pipe material itself. However, temperature fluctuations can cause the pipe's dimensions (diameter and length) to change due to thermal expansion or contraction. These dimensional changes may slightly affect the internal volume the pipe can hold for liquids.

Therefore, considering temperature becomes necessary when:

  • High-precision calculations are required
  • The environment experiences significant temperature changes

How Much Liquid Does A Round Pipe Hold?

A round pipe that looks like a cylinder can hold a specific amount of liquid depending on the following factors:

  • Inner Diameter
  • Length of the pipe

You can see that the pipe volume calculator and its formula use these factors to make calculations for the volume of pipe and liquid weight.

References:

From the source of Wikipedia: Plumbing, History of Piping

From the source of wateronline.com: Pipe Volume Gallons, Math Solutions Explained

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