kilopound per square inch (ksi) to torr (torr) conversion

kilopound per square inch to torr conversion table

kilopound per square inch (ksi)torr (torr)
00
151714.95287779
2103429.90575558
3155144.85863337
4206859.81151116
5258574.76438895
6310289.71726674
7362004.67014453
8413719.62302232
9465434.57590011
10517149.5287779
201034299.0575558
301551448.5863337
402068598.1151116
502585747.6438895
603102897.1726674
703620046.7014453
804137196.2302232
904654345.7590011
1005171495.287779
100051714952.87779

How to convert kilopound per square inch to torr?

Converting kilopound per square inch (ksi) to torr involves understanding the relationship between these two pressure units. This section will guide you through the conversion process, provide real-world examples, and touch on related concepts.

Conversion Formula

The key to converting between ksi and torr is the conversion factor. One kilopound per square inch is equal to approximately 6894.76 torr.

1 ksi6894.76 torr1 \text{ ksi} \approx 6894.76 \text{ torr}

Converting ksi to torr

To convert from ksi to torr, you multiply the pressure value in ksi by the conversion factor.

Example: Convert 1 ksi to torr

1 ksi×6894.76torrksi=6894.76 torr1 \text{ ksi} \times 6894.76 \frac{\text{torr}}{\text{ksi}} = 6894.76 \text{ torr}

Therefore, 1 ksi is approximately equal to 6894.76 torr.

Converting torr to ksi

To convert from torr to ksi, you divide the pressure value in torr by the conversion factor, or multiply by the inverse of the conversion factor.

1 torr0.000145 ksi1 \text{ torr} \approx 0.000145 \text{ ksi}

Example: Convert 1 torr to ksi

1 torr×0.000145ksitorr=0.000145 ksi1 \text{ torr} \times 0.000145 \frac{\text{ksi}}{\text{torr}} = 0.000145 \text{ ksi}

Therefore, 1 torr is approximately equal to 0.000145 ksi.

Real-World Examples

Here are some real-world examples where you might need to convert between ksi and torr:

  1. Material Testing: In material science, the tensile strength of materials is often measured in ksi. When analyzing vacuum systems used in conjunction with material testing equipment, it may be necessary to convert these values to torr to ensure compatibility with vacuum pump specifications.

  2. Semiconductor Manufacturing: Semiconductor manufacturing involves various processes that occur under vacuum conditions, and equipment often operate based on torr while material strenght is measured in ksi. For example, thin film deposition uses a vacuum chamber with pressures measured in torr, while the material being deposited needs to withstand amount of pressure measured in ksi. Converting ksi to torr is important to ensure the machinery being manufactured is working correctly.

  3. HVAC Systems: While not direct conversions, understanding pressure differences is vital in HVAC. Although HVAC systems don't typically deal with pressures as high as ksi, understanding the relationships and pressure changes in different systems is vital for efficient operation.

Pascal's Law

While converting between ksi and torr may seem like a simple unit conversion, it's rooted in fundamental principles of physics, particularly Pascal's Law. Pascal's Law states that pressure applied to a fluid in a closed container is transmitted equally to every point of the fluid and the walls of the container. This principle is why pressure can be expressed in various units, and why conversion between these units is possible. Pascal's law - Wikipedia

See below section for step by step unit conversion with formulas and explanations. Please refer to the table below for a list of all the torr to other unit conversions.

What is kilopound per square inch?

Kilopound per square inch (ksi) is a unit of pressure commonly used in engineering, especially in North America. It represents a high amount of pressure, making it suitable for measuring the strength of materials.

Definition of Kilopound per Square Inch (ksi)

Ksi stands for "kilopound per square inch." It's a unit of pressure defined as 1,000 pounds of force applied per square inch of area.

1ksi=1000lbfin21 \, \text{ksi} = 1000 \, \frac{\text{lbf}}{\text{in}^2}

Formation of Kilopound per Square Inch

The unit is derived from the combination of two units:

  • Kilopound (kip): A unit of force equal to 1,000 pounds-force (lbf).

  • Square Inch (in²): A unit of area equal to the area of a square with sides of 1 inch.

Relationship to Other Pressure Units

Kilopound per square inch can be converted to other common units of pressure:

  • Pascal (Pa): The SI unit of pressure. 1ksi6.895×106Pa1 \, \text{ksi} \approx 6.895 \times 10^6 \, \text{Pa} or 6.895MPa6.895 \, \text{MPa}
  • Pound per Square Inch (psi): 1ksi=1000psi1 \, \text{ksi} = 1000 \, \text{psi}

Applications and Examples

Ksi is frequently used in material science and structural engineering to express the yield strength and tensile strength of materials like steel, concrete, and aluminum.

  • Steel Strength: The yield strength of high-strength steel might be around 50 ksi to 100 ksi or even higher.
  • Concrete Strength: Concrete compressive strength is often specified in psi or ksi. For example, high-performance concrete may have a compressive strength of 10 ksi or more.
  • Hydraulic Systems: High-pressure hydraulic systems, such as those used in heavy machinery, can operate at pressures measured in ksi.

Historical Context and Notable Figures

While there isn't a specific law or person directly associated with the invention of ksi, its usage is deeply rooted in engineering practices developed throughout the 20th century. The adoption of ksi reflects a practical approach to dealing with large pressure values in material testing and structural design. Figures like Stephen Timoshenko, a pioneer in engineering mechanics, indirectly influenced the widespread use of such units through their work on material strength and structural analysis.

What is torr?

Torr is a unit of pressure measurement commonly used in vacuum applications. Let's delve into its definition, origin, and relevance.

Definition of Torr

The torr is a unit of pressure defined as 1/760 of standard atmospheric pressure. In other words, 760 torr is approximately equal to one atmosphere (atm).

1 torr1760 atm1 \text{ torr} \approx \frac{1}{760} \text{ atm}

It is also nearly equal to one millimeter of mercury (mmHg). More precisely:

1 torr1 mmHg1 \text{ torr} \approx 1 \text{ mmHg}

Origin and History

The torr is named after Italian physicist and mathematician Evangelista Torricelli (1608–1647), who invented the barometer in 1643. Torricelli's experiment demonstrated that air pressure could support a column of mercury, paving the way for pressure measurement.

Relation to Pascal (Pa)

The pascal (Pa) is the SI unit of pressure. The relationship between torr and pascal is as follows:

1 torr133.322 Pa1 \text{ torr} \approx 133.322 \text{ Pa}

Therefore, to convert from torr to pascals, you can use the formula:

Pressure in Pa=Pressure in torr×133.322\text{Pressure in Pa} = \text{Pressure in torr} \times 133.322

Real-World Examples and Applications

Torr is commonly used in fields that involve vacuum systems, such as:

  • Vacuum pumps: Vacuum pump performance is often rated in torr or millitorr (mTorr). For example, a roughing pump might achieve a vacuum of 10$^{-3}$ torr.
  • Scientific instruments: Mass spectrometers, electron microscopes, and other analytical instruments require high vacuum conditions, often specified in torr or microtorr (µTorr).
  • Semiconductor manufacturing: Vacuum processes, such as chemical vapor deposition (CVD) and sputtering, use vacuum levels measured in torr to control deposition rates and film quality.
  • Space research: Simulating space environments requires extremely low pressures, which are measured in torr or even smaller units like picotorr (pTorr).
  • Vacuum Furnaces: Sintering, brazing, and heat treating of materials at reduced pressures, which improves the properties of the final product.

Interesting Facts

  • While torr and mmHg are often used interchangeably, they are technically slightly different due to variations in the definition of standard gravity.
  • The unit "micron" (µ) is sometimes used as a unit of pressure, where 1 micron = 1 mTorr.
  • The lowest pressure ever achieved in a laboratory setting is on the order of 101710^{-17} torr.

Complete kilopound per square inch conversion table

Enter # of kilopound per square inch
Convert 1 ksi to other unitsResult
kilopound per square inch to pascals (ksi to Pa)6894760.0004501
kilopound per square inch to kilopascals (ksi to kPa)6894.7600004501
kilopound per square inch to megapascals (ksi to MPa)6.8947600004501
kilopound per square inch to hectopascals (ksi to hPa)68947.600004501
kilopound per square inch to millibar (ksi to mbar)68947.600004501
kilopound per square inch to bar (ksi to bar)68.947600004501
kilopound per square inch to torr (ksi to torr)51714.95287779
kilopound per square inch to meters of water @ 4°C (ksi to mH2O)703.06985570507
kilopound per square inch to millimeters of mercury (ksi to mmHg)51715.095786518
kilopound per square inch to pounds per square inch (ksi to psi)1000
kilopound per square inch to Inches of mercury (ksi to inHg)2036.0212886386