Pounds per inch² to Kilopound per inch² Conversion

  • psi   ksi
  •  
Rounding Mode:

Pounds per square inch (psi) is a crucial unit of pressure measurement, widely used across various industries, including automotive, aviation, and even space exploration. One interesting fact is that a typical car tire is inflated to around 30 psi, but did you know that a commercial jetliner’s cabin is pressurized to a reduced level of 11 psi to simulate being at a comfortable altitude of about 6,000-8,000 feet? This helps passengers avoid the stress of low oxygen levels while flying at over 35,000 feet, where the atmospheric pressure is a meager 4 psi.

Moreover, psi is pivotal in assessing the force exerted on surfaces. If you’ve ever wondered why deep-sea submarines have thick hulls, it’s because they must withstand pressures of around 8,800 psi at depths of 6 miles beneath the ocean’s surface! This ensures safe exploration of the mysterious deep-sea world, showcasing psi’s significance in enabling human feats in extreme environments.

Did you know?

The kilopound per square inch (ksi) is a unit of pressure that is not as commonly encountered as its smaller counterpart, pounds per square inch (psi). However, it plays a crucial role in engineering and materials science, particularly in the United States, where it is often used to express the tensile strength and yield strength of materials like steel. One ksi is equal to 1,000 psi, making it a convenient way to express large values of pressure or stress without cumbersome zeros.

Interestingly, ksi is commonly used in the context of measuring the mechanical properties of metals, especially in aerospace and automotive industries. These are fields where precise and robust materials are essential for safety and performance. For instance, typical structural steel can have a yield strength on the order of 50 ksi, underscoring the immense stress materials can withstand in such applications. Understanding these units helps engineers ensure that the materials used can handle the demanding conditions they face.

> Pounds per inch² to Kilopound per inch² Conversion Table

Pounds per square inch Kilopound per square inch
0 psi 0 ksi
10 psi 0.01 ksi
20 psi 0.02 ksi
30 psi 0.03 ksi
40 psi 0.04 ksi
50 psi 0.05 ksi
60 psi 0.06 ksi
70 psi 0.07 ksi
80 psi 0.08 ksi
90 psi 0.09 ksi
100 psi 0.1 ksi
110 psi 0.11 ksi
120 psi 0.12 ksi
130 psi 0.13 ksi
140 psi 0.14 ksi
150 psi 0.15 ksi
160 psi 0.16 ksi
170 psi 0.17 ksi
180 psi 0.18 ksi
190 psi 0.19 ksi
200 psi 0.2 ksi
210 psi 0.21 ksi
220 psi 0.22 ksi
230 psi 0.23 ksi
240 psi 0.24 ksi
250 psi 0.25 ksi
260 psi 0.26 ksi
270 psi 0.27 ksi
280 psi 0.28 ksi
290 psi 0.29 ksi
300 psi 0.3 ksi
310 psi 0.31 ksi
320 psi 0.32 ksi
330 psi 0.33 ksi
340 psi 0.34 ksi
350 psi 0.35 ksi
360 psi 0.36 ksi
370 psi 0.37 ksi
380 psi 0.38 ksi
390 psi 0.39 ksi
400 psi 0.4 ksi
410 psi 0.41 ksi
420 psi 0.42 ksi
430 psi 0.43 ksi
440 psi 0.44 ksi
450 psi 0.45 ksi
460 psi 0.46 ksi
470 psi 0.47 ksi
480 psi 0.48 ksi
490 psi 0.49 ksi
500 psi 0.5 ksi
510 psi 0.51 ksi
520 psi 0.52 ksi
530 psi 0.53 ksi
540 psi 0.54 ksi
550 psi 0.55 ksi
560 psi 0.56 ksi
570 psi 0.57 ksi
580 psi 0.58 ksi
590 psi 0.59 ksi
600 psi 0.6 ksi
610 psi 0.61 ksi
620 psi 0.62 ksi
630 psi 0.63 ksi
640 psi 0.64 ksi
650 psi 0.65 ksi
660 psi 0.66 ksi
670 psi 0.67 ksi
680 psi 0.68 ksi
690 psi 0.69 ksi
700 psi 0.7 ksi
710 psi 0.71 ksi
720 psi 0.72 ksi
730 psi 0.73 ksi
740 psi 0.74 ksi
750 psi 0.75 ksi
760 psi 0.76 ksi
770 psi 0.77 ksi
780 psi 0.78 ksi
790 psi 0.79 ksi
800 psi 0.8 ksi
810 psi 0.81 ksi
820 psi 0.82 ksi
830 psi 0.83 ksi
840 psi 0.84 ksi
850 psi 0.85 ksi
860 psi 0.86 ksi
870 psi 0.87 ksi
880 psi 0.88 ksi
890 psi 0.89 ksi
900 psi 0.9 ksi
910 psi 0.91 ksi
920 psi 0.92 ksi
930 psi 0.93 ksi
940 psi 0.94 ksi
950 psi 0.95 ksi
960 psi 0.96 ksi
970 psi 0.97 ksi
980 psi 0.98 ksi
990 psi 0.99 ksi
1000 psi 1 ksi

> Other Conversions

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Pounds per inch² to Inches of mercury Go to converter
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