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Calculate tank volume, height, diameter, or liquid weight for water tanks, fuel tanks, and cylindrical containers. Free, instant, runs in your browser.
Enter radius and height to calculate the volume of a cylindrical tank in liters or cubic meters.
Enter radius and volume to calculate the required height of a cylindrical tank.
Enter volume and material density to calculate the weight of liquid in a cylindrical tank.
Enter volume and height to calculate the diameter and radius of a cylindrical tank.
Four calculators for every cylindrical tank dimension — volume, height, diameter, and weight.
Choose a calculator
Select Volume to calculate capacity, Height to find the required height for a given volume, Weight to calculate liquid weight, or Diameter to find the tank diameter.
Enter the known dimensions
Fill in the dimensions you know. The tool calculates the unknown value instantly.
Choose your units
Select the unit system you need — millimeters, centimeters, meters, liters, gallons, or kilograms.
Water tank sizing
Calculate the volume of a cylindrical water tank to determine how many liters it holds.
Fuel tank capacity
Find the capacity of a cylindrical fuel tank given its diameter and height.
Industrial tanks
Calculate dimensions for storage tanks, chemical vessels, and industrial containers.
Plumbing and piping
Calculate the volume of water in cylindrical pipes for flow rate and pressure calculations.
Construction planning
Calculate the volume of cylindrical columns, pillars, or concrete forms.
Liquid weight estimation
Calculate how much a full tank weighs to check structural load requirements.
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