How many milli- in 1 pound/square inch [absolute]? The answer is 68.045963779916. We assume you are converting between milliatmosphere [standard] and pound/square inch [absolute]. You can view more details on each measurement unit: milli- or pound/square inch [absolute] The SI derived unit for pressure is the pascal. 1 pascal is equal to 0.0098692326671601 milli-, or 0.00014503773800722 pound/square inch [absolute]. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between milliatmospheres and pounds/square inch. Type in your own numbers in the form to convert the units!
1 milli- to pound/square inch [absolute] = 0.0147 pound/square inch [absolute]
10 milli- to pound/square inch [absolute] = 0.14696 pound/square inch [absolute]
20 milli- to pound/square inch [absolute] = 0.29392 pound/square inch [absolute]
30 milli- to pound/square inch [absolute] = 0.44088 pound/square inch [absolute]
40 milli- to pound/square inch [absolute] = 0.58784 pound/square inch [absolute]
50 milli- to pound/square inch [absolute] = 0.7348 pound/square inch [absolute]
100 milli- to pound/square inch [absolute] = 1.46959 pound/square inch [absolute]
200 milli- to pound/square inch [absolute] = 2.93919 pound/square inch [absolute]
You can do the reverse unit conversion from pound/square inch [absolute] to milli-, or enter any two units below:
Pounds per square inch absolute (psia) is used to make it clear that the pressure is relative to a vacuum rather than the ambient atmospheric pressure. Since atmospheric pressure at sea level is around 14.7 psi, this will be added to any pressure reading made in air at sea level.
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