Convert Millimeter Of Mercury to Pound Per Square Foot (mm hg to psf)

In next fields, kindly type your value in the text box under title [ From: ] to convert from Millimeter of Mercury to pound per square foot (mm hg to psf). As you type your value, the answer will be automatically calculated and displayed in the text box under title [ To: ].

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Definitions:

Millimeter Of Mercury (abbreviations: mm Hg, or mmHg): is a manometric unit of pressure, equal to 133.322387415 pascals. It is the extra pressure generated by a column of mercury of one millimeter high.

Pound Per Square Foot (abbreviations: psf, or lb/ft2): is a British (Imperial) and American pressure unit which is directly related to the psi pressure unit by a factor of 144 (1 sq ft = 12 in x 12 in = 144 sq in). Where, 1 pound per square foot equals 47.8803 pascals.


How to Convert Millimeters Of Mercury to Pounds Per Square Feet

Example: How many pounds per square feet are equivalent to 17.4 Millimeters of Mercury?


As;

1 Millimeters of Mercury = 2.7845297820991 pounds per square feet

17.4 Millimeters of Mercury = Y pounds per square feet

Assuming Y is the answer, and by criss-cross principle;

Y equals 17.4 times 2.7845297820991 over 1

(i.e.) Y = 17.4 * 2.7845297820991 / 1 = 48.450818208524 pounds per square feet

Answer is: 48.450818208524 pounds per square feet are equivalent to 17.4 Millimeters of Mercury.


Practice Question: Convert the following units into psf:


N.B.: After working out the answer to each of the next questions, click adjacent button to see the correct answer.

( i ) 45.06 mm hg

( ii ) 71.57 mm hg

( iii ) 31.62 mm hg



References
  • Wikipedia
  • USMA
  • NIST

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