Convert atm to torr
Standard atmospheres to torr. Enter a value to convert, or use the atm to torr chart further down the page.
1 standard atmosphere equals 760 torr. Going the other way, 1 torr = 0.001315789474 standard atmospheres.
How to convert atm to torr
To convert standard atmospheres to torr, multiply the standard atmosphere value by 760. You can also divide by 0.001315789474 to get the same answer.
Torr = atm × 760
Worked example
Convert 15 atm to torr:
15 atm = 11,400 Torr
atm to torr conversion chart
Use this atm to torr table for quick reference without typing anything.
| standard atmospheres (atm) | torr (Torr) |
|---|---|
| 0.01 atm | 7.6 Torr |
| 0.1 atm | 76 Torr |
| 1 atm | 760 Torr |
| 2 atm | 1,520 Torr |
| 3 atm | 2,280 Torr |
| 5 atm | 3,800 Torr |
| 10 atm | 7,600 Torr |
| 20 atm | 15,200 Torr |
| 50 atm | 38,000 Torr |
| 100 atm | 76,000 Torr |
| 1,000 atm | 760,000 Torr |
What is a standard atmosphere?
The standard atmosphere is defined as exactly 101,325 pascals — the reference sea-level pressure.
What is a torr?
One torr is exactly 1/760 of a standard atmosphere, which makes it almost — but not quite — identical to a millimeter of mercury. It is the working unit of vacuum systems.
Frequently asked questions
How many torr are in a standard atmosphere?
1 atm equals 760 torr. Going the other way, 1 torr is 0.001315789474 atm.
How do you convert atm to torr?
To convert standard atmospheres to torr, multiply the standard atmosphere value by 760. You can also divide by 0.001315789474 to get the same answer.
What is 10 atm in torr?
10 atm equals 7,600 torr. The conversion chart on this page lists the other values people look up most often.
Related pressure conversions
Convert atm to other units
Convert other units to torr
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