Technical atmosphere to Millimeter of mercury Converter (and vice versa)

Created by: tinycalcs.com/en
Number of supported units: 2
Last update: 2026

This converter allows you to convert technical atmospheres [at] to millimeters of mercury [mmHg, Torr] or millimeters of mercury [mmHg, Torr] to technical atmospheres [at]. Calculations are performed in both directions. The calculation result and the entered value are displayed with up to 20 decimal places for maximum accuracy.

1 technical atmosphere [at] ≈ 735.5592 millimeters of mercury [mmHg, Torr]1 millimeter of mercury [mmHg, Torr] ≈ 0.0014 technical atmospheres [at]

Convert technical atmospheres to millimeters of mercury

There are two simple ways to convert technical atmospheres [at] to millimeters of mercury [mmHg, Torr]. In the first calculation method, the value in technical atmospheres [at] is divided by the rounded conversion factor of 0.0014. The second method multiplies the value in technical atmospheres [at] by the rounded conversion factor of 735.5592.

  • Millimeters of mercury [mmHg, Torr] ≈ technical atmospheres [at] ÷ 0.0014
  • Millimeters of mercury [mmHg, Torr] ≈ technical atmospheres [at] * 735.5592

However, rounded conversion values are only suitable for rough conversions, as rounding errors can occur in the calculation result. The most accurate conversion of technical atmospheres [at] to millimeters of mercury [mmHg, Torr] can be achieved using the following calculation method.

  • Millimeters of mercury [mmHg, Torr] = technical atmospheres [at] * 980,665 ÷ 101,325 * 76

Convert millimeters of mercury to technical atmospheres

Converting millimeters of mercury [mmHg, Torr] to technical atmospheres [at] is easy and can be done in two ways. The first method involves multiplication, in which the value in millimeters of mercury [mmHg, Torr] is multiplied by the rounded conversion factor of 0.0014. The second variant is a division. Here, the value in millimeters of mercury [mmHg, Torr] is divided by the rounded conversion factor of 735.5592.

  • Technical atmospheres [at] ≈ millimeters of mercury [mmHg, Torr] * 0.0014
  • Technical atmospheres [at] ≈ millimeters of mercury [mmHg, Torr] ÷ 735.5592

However, rounded conversion values do not allow for exact calculations because rounding errors can occur in the calculation result. The most accurate conversion of millimeters of mercury [mmHg, Torr] to technical atmospheres [at] can be achieved using the following calculation method.

  • Technical atmospheres [at] = millimeters of mercury [mmHg, Torr] ÷ 980,665 * 101,325 ÷ 76

Converter

Decimal places

How it's calculated

Factor: 
≈ 735.559
Millimeters of mercury = Technical atmospheres * 980,665 ÷ 101,325 * 76
Technical atmospheres = Millimeters of mercury ÷ 980,665 * 101,325 ÷ 76

To all available units

Technical atmospheres

Millimeters of water

Technical atmospheres

Millipascals

Technical atmospheres

Newtons per square millimeter

Technical atmospheres

Pascals

Technical atmospheres

Pounds per square foot