291 US Gallons agstiadi
Assuming that 18 inches refers to the diameter, it will hold 55036 Imperial gallons.
A 100-foot hose with an inside diameter of five inches can hold 102 US gallons of water.
Assuming the dimensions given are inside dimensions, the cylinder will hold 55.75 gallons - less if the dimensions given are outside dimensions.
84.16 US gallons
A 12 inch diameter round pipe will hold 4.89 UK gallons or 5.88 US gallons per foot.
copper pipe has a wall thickness between .032 of an inch and . 308 of an inchinside diameter .811 of an inch to .434volume=pye*(diameter/2) squared*length=3.14*(0.811/2)squared*(20ft*12 inches)= 123.914636 cubic inches123.914636 (cubic inches) = 0.536426993 US gallons
If 24 inches is the diameter, there are 141,004 gallons of water. If 24 inches is the radius, there are 564,018 gallons of water.
150
The volume of a cylinder (pipe) is: V = pi * radius2 * height Let's assume that by "6 inch pipe" you mean a pipe with a diameter of 6 inches. pi = 3.14159 radius = 3 inches height = 10 feet = 120 inches V = (3.14159) * (3 inches)2 * 120 inches = 3392.92 inches3 1 gallon = 231 in3 V = 3392.92 in3 / (231 in3/gallon) = 14.688 gallons
An 18-inch pipe (inside diameter) 3,000 feet long could hold up to 5,301.44 US gallons.
A 100-foot pipe with an inside diameter of 12 inches has a maximum volume of about 78.54 gallons of water.
Over 9,000.