At One Place

Standard atmospheres to pounds per square inch

1 standard atmosphere in pounds per square inch
1 atm = 14.69595 psi
psi = atm × 14.69594878

To convert standard atmospheres to pounds per square inch, multiply by 14.69594878. The table below gives the values people look up most often, and the converter works for any number.

Standard atmospheres to pounds per square inch table

Common standard atmosphere values converted to pounds per square inch.
Standard atmospheres Pounds per square inch
1 atm 14.69595
2 atm 29.3919
3 atm 44.08785
4 atm 58.7838
5 atm 73.47974
10 atm 146.9595
15 atm 220.4392
20 atm 293.919
25 atm 367.3987
30 atm 440.8785
40 atm 587.838
50 atm 734.7974
75 atm 1,102.1962
100 atm 1,469.5949
250 atm 3,673.9872
500 atm 7,347.9744
1,000 atm 14,695.949

How the conversion works

The relationship is psi = atm × 14.69594878. Both units measure pressure, so the conversion is a fixed factor that never changes.

Common questions

How many pounds per square inch are in one standard atmosphere?
One standard atmosphere equals 14.69595 pounds per square inch. psi = atm × 14.69594878.
How do you convert standard atmospheres to pounds per square inch?
Use psi = atm × 14.69594878. So 10 atm is 146.9595 psi.
How many standard atmospheres are in one pound per square inch?
One pound per square inch equals 0.068046 standard atmospheres, which is the reverse of the conversion above.

Related pages

Sources

  1. Guide for the Use of the International System of Units (SP 811) — NIST (Public domain (US Government))
  2. The International System of Units (SI Brochure) — Bureau International des Poids et Mesures
  3. Calculated on this page — At One Place

How these figures are compiled and checked