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.

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The kilopascal (kPa) is a metric unit of pressure that often finds its application in various everyday and scientific contexts, such as meteorology, engineering, and automotive industries. One intriguing aspect of the kilopascal is its relationship to atmospheric pressure. At sea level, the standard atmospheric pressure is 101.3 kPa. This means when the weather forecast mentions a high or low-pressure system, it’s essentially describing variations in kilopascals, subtly influencing everything from weather patterns to flight dynamics.

In the world of construction and engineering, knowing a material’s tolerance in kilopascals is crucial for ensuring structural integrity and safety. For instance, the force exerted by an average car tire on the ground is about 220 kPa, showcasing kilopascals as a pivotal unit in designing components that need to withstand specific pressures. Such applications highlight its crucial role in both routine and critical decision-making processes.

Pounds per square inch

Kilopascals

0 psi

0 kPa

10 psi

68.9476 kPa

20 psi

137.8952 kPa

30 psi

206.8428 kPa

40 psi

275.7904 kPa

50 psi

344.738 kPa

60 psi

413.6856 kPa

70 psi

482.6332 kPa

80 psi

551.5808 kPa

90 psi

620.5284 kPa

100 psi

689.476 kPa

110 psi

758.4236 kPa

120 psi

827.3712 kPa

130 psi

896.3188 kPa

140 psi

965.2664 kPa

150 psi

1034.214 kPa

160 psi

1103.1616 kPa

170 psi

1172.1092 kPa

180 psi

1241.0568 kPa

190 psi

1310.0044 kPa

200 psi

1378.952 kPa

210 psi

1447.8996 kPa

220 psi

1516.8472 kPa

230 psi

1585.7948 kPa

240 psi

1654.7424 kPa

250 psi

1723.69 kPa

260 psi

1792.6376 kPa

270 psi

1861.5852 kPa

280 psi

1930.5328 kPa

290 psi

1999.4804 kPa

300 psi

2068.428 kPa

310 psi

2137.3756 kPa

320 psi

2206.3232 kPa

330 psi

2275.2708 kPa

340 psi

2344.2184 kPa

350 psi

2413.166 kPa

360 psi

2482.1136 kPa

370 psi

2551.0612 kPa

380 psi

2620.0088 kPa

390 psi

2688.9564 kPa

400 psi

2757.904 kPa

410 psi

2826.8516 kPa

420 psi

2895.7992 kPa

430 psi

2964.7468 kPa

440 psi

3033.6944 kPa

450 psi

3102.642 kPa

460 psi

3171.5896 kPa

470 psi

3240.5372 kPa

480 psi

3309.4848 kPa

490 psi

3378.4324 kPa

500 psi

3447.38 kPa

510 psi

3516.3276 kPa

520 psi

3585.2752 kPa

530 psi

3654.2228 kPa

540 psi

3723.1704 kPa

550 psi

3792.118 kPa

560 psi

3861.0656 kPa

570 psi

3930.0132 kPa

580 psi

3998.9608 kPa

590 psi

4067.9084 kPa

600 psi

4136.856 kPa

610 psi

4205.8036 kPa

620 psi

4274.7512 kPa

630 psi

4343.6988 kPa

640 psi

4412.6464 kPa

650 psi

4481.594 kPa

660 psi

4550.5416 kPa

670 psi

4619.4892 kPa

680 psi

4688.4368 kPa

690 psi

4757.3844 kPa

700 psi

4826.332 kPa

710 psi

4895.2796 kPa

720 psi

4964.2272 kPa

730 psi

5033.1748 kPa

740 psi

5102.1224 kPa

750 psi

5171.07 kPa

760 psi

5240.0176 kPa

770 psi

5308.9652 kPa

780 psi

5377.9128 kPa

790 psi

5446.8604 kPa

800 psi

5515.808 kPa

810 psi

5584.7556 kPa

820 psi

5653.7032 kPa

830 psi

5722.6508 kPa

840 psi

5791.5984 kPa

850 psi

5860.546 kPa

860 psi

5929.4936 kPa

870 psi

5998.4412 kPa

880 psi

6067.3888 kPa

890 psi

6136.3364 kPa

900 psi

6205.284 kPa

910 psi

6274.2316 kPa

920 psi

6343.1792 kPa

930 psi

6412.1268 kPa

940 psi

6481.0744 kPa

950 psi

6550.022 kPa

960 psi

6618.9696 kPa

970 psi

6687.9172 kPa

980 psi

6756.8648 kPa

990 psi

6825.8124 kPa

1000 psi

6894.76 kPa

Conversion

Pounds per inch² to Pascals

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Pounds per inch² to Megapascals

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Pounds per inch² to Hectopascals

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Pounds per inch² to Millibar

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Pounds per inch² to Bar

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Pounds per inch² to Torr

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Pounds per inch² to Meters of water @ 4°C

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Pounds per inch² to Millimeters of mercury

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Pounds per inch² to Kilopound per square inch

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Pounds per inch² to Inches of mercury

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Pounds per inch² to Kilopascals Conversion

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> Pounds per inch² to Kilopascals Conversion Table

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:: Pressure Units

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> Pounds per inch² to Kilopascals Conversion Table

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:: Pressure Units

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