At One Place

Torrs to standard atmospheres

1 torr in standard atmospheres
1 Torr = 0.0013158 atm
atm = Torr × 0.001315789474

To convert torrs to standard atmospheres, multiply by 0.001315789474. The table below gives the values people look up most often, and the converter works for any number.

Torrs to standard atmospheres table

Common torr values converted to standard atmospheres.
Torrs Standard atmospheres
1 Torr 0.0013158
2 Torr 0.0026316
3 Torr 0.0039474
4 Torr 0.0052632
5 Torr 0.0065789
10 Torr 0.013158
15 Torr 0.019737
20 Torr 0.026316
25 Torr 0.032895
30 Torr 0.039474
40 Torr 0.052632
50 Torr 0.065789
75 Torr 0.098684
100 Torr 0.13158
250 Torr 0.32895
500 Torr 0.65789
1,000 Torr 1.315789

How the conversion works

The relationship is atm = Torr × 0.001315789474. Both units measure pressure, so the conversion is a fixed factor that never changes.

Common questions

How many standard atmospheres are in one torr?
One torr equals 0.0013158 standard atmospheres. atm = Torr × 0.001315789474.
How do you convert torrs to standard atmospheres?
Use atm = Torr × 0.001315789474. So 10 Torr is 0.013158 atm.
How many torrs are in one standard atmosphere?
One standard atmosphere equals 760 torrs, 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