Millimeter of Mercury to Technical Atmosphere Converter

Convert millimeters of mercury to technical atmospheres with our free online pressure converter.

Quick Answer

1 Millimeter of Mercury = 0.00136 technical atmospheres

Formula: Millimeter of Mercury × conversion factor = Technical Atmosphere

Use the calculator below for instant, accurate conversions.

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All conversion formulas on UnitsConverter.io have been verified against NIST (National Institute of Standards and Technology) guidelines and international SI standards. Our calculations are accurate to 10 decimal places for standard conversions and use arbitrary precision arithmetic for astronomical units.

Last verified: November 2025|Reviewed by: Sam Mathew, Software Engineer

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How to Use the Millimeter of Mercury to Technical Atmosphere Calculator:

Enter the value you want to convert in the 'From' field (Millimeter of Mercury).
The converted value in Technical Atmosphere will appear automatically in the 'To' field.
Use the dropdown menus to select different units within the Pressure category.
Click the swap button (⇌) to reverse the conversion direction.

How to Convert Millimeter of Mercury to Technical Atmosphere: Step-by-Step Guide

Converting Millimeter of Mercury to Technical Atmosphere involves multiplying the value by a specific conversion factor, as shown in the formula below.

Formula:

at = mmHg × 0.00135951

Example Calculation:

1 mmHg = 0.00136 at

Disclaimer: For Reference Only

These conversion results are provided for informational purposes only. While we strive for accuracy, we make no guarantees regarding the precision of these results, especially for conversions involving extremely large or small numbers which may be subject to the inherent limitations of standard computer floating-point arithmetic.

Not for professional use. Results should be verified before use in any critical application. View our Terms of Service for more information.

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Conversion Table: Millimeter of Mercury to Technical Atmosphere

Millimeter of Mercury (mmHg)	Technical Atmosphere (at)
0.5	0.001
1	0.001
1.5	0.002
2	0.003
5	0.007
10	0.014
25	0.034
50	0.068
100	0.136
250	0.34
500	0.68
1,000	1.36

How do I convert Millimeter of Mercury to Technical Atmosphere?

To convert Millimeter of Mercury to Technical Atmosphere, enter the value in Millimeter of Mercury in the calculator above. The conversion will happen automatically. Use our free online converter for instant and accurate results. You can also visit our pressure converter page to convert between other units in this category.

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What is the conversion factor from Millimeter of Mercury to Technical Atmosphere?

The conversion factor depends on the specific relationship between Millimeter of Mercury and Technical Atmosphere. You can find the exact conversion formula and factor on this page. Our calculator handles all calculations automatically. See the conversion table above for common values.

Can I convert Technical Atmosphere back to Millimeter of Mercury?

Yes! You can easily convert Technical Atmosphere back to Millimeter of Mercury by using the swap button (⇌) in the calculator above, or by visiting our Technical Atmosphere to Millimeter of Mercury converter page. You can also explore other pressure conversions on our category page.

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What are common uses for Millimeter of Mercury and Technical Atmosphere?

Millimeter of Mercury and Technical Atmosphere are both standard units used in pressure measurements. They are commonly used in various applications including engineering, construction, cooking, and scientific research. Browse our pressure converter for more conversion options.

For more pressure conversion questions, visit our FAQ page or explore our conversion guides.