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cfm and scfm

Sun Aug 28, 2005 7:12 am

How do you convert from cubic feet per minute to standard cubic feet per minute.

Re: cfm and scfm

Sun Sep 25, 2005 11:54 pm

ronjg wrote:How do you convert from cubic feet per minute to standard cubic feet per minute.

Mon Sep 26, 2005 2:26 am

It is an adjustment of flow at actual temperature and pressure to "standard" temperature and pressure. Except there are different "standards."

Pressure is usually 1 atm = 101.325 kPa. However, temperature can be 15 degrees C, 20 C, 60 F, etc depending on industry, country. Figuroing out which "standard" applies is part of the problem

For gases, use ideal gas law to recalculate at standard. For liquids, you have to know how the density varies with temperature (different for different liquids).

So it depends on what is is, and what "standard" is. More info is required to help more.

More info

List of all units you can convert online
Metric conversion
Convert pounds to gallons
Convert grams to cups
Grams to milliliters
Imperial vs US Customary
History of measurement