Things You'll Need:
- Measuring tape
- Calculator
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Step 1
Measure the inside diameter of the steam pipe. Divide this measurement by 2 to get the radius.
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Step 2
Multiply the radius by itself (square the radius), then multiply the result by 3.14159 (pi). This is the area of the end of the pipe (the area of the pipe's "bore").
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Step 3
Measure the length of the steam pipe. Multiply the length of the pipe by the area of the pipe's bore. The result is the volume of the steam pipe.









