• mbar   ksi
  •  
Rounding Mode:

The millibar, a unit of pressure, traces its origins back to the 1800s when it was introduced by the meteorologists Henry H. Hilderbrandsson and Vagn Walfrid Ekman. Used primarily in meteorology, the millibar found its place in daily weather reports around the world. Measuring atmospheric pressure in thousands, one millibar equates to 100 pascals in the SI system, providing a convenient scale for understanding variations in atmospheric conditions.

Intriguingly, the typical sea-level atmospheric pressure is about 1013 millibars. This is the weight of the air around us, controlled by a delicate balance of gases and climatic factors. During severe weather events, such as hurricanes, the central pressure can drastically drop to around 920 millibars, signifying powerful winds and storms. This makes the millibar not just a scientific measure, but a crucial tool for predicting and understanding weather patterns.

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.

> Millibar to Kilopound per inch² Conversion Table

Millibar Kilopound per square inch
0 mbar 0 ksi
10 mbar 0.000145038 ksi
20 mbar 0.000290075 ksi
30 mbar 0.000435113 ksi
40 mbar 0.000580151 ksi
50 mbar 0.000725188 ksi
60 mbar 0.000870226 ksi
70 mbar 0.00101526 ksi
80 mbar 0.0011603 ksi
90 mbar 0.00130534 ksi
100 mbar 0.00145038 ksi
110 mbar 0.00159541 ksi
120 mbar 0.00174045 ksi
130 mbar 0.00188549 ksi
140 mbar 0.00203053 ksi
150 mbar 0.00217557 ksi
160 mbar 0.0023206 ksi
170 mbar 0.00246564 ksi
180 mbar 0.00261068 ksi
190 mbar 0.00275572 ksi
200 mbar 0.00290075 ksi
210 mbar 0.00304579 ksi
220 mbar 0.00319083 ksi
230 mbar 0.00333587 ksi
240 mbar 0.0034809 ksi
250 mbar 0.00362594 ksi
260 mbar 0.00377098 ksi
270 mbar 0.00391602 ksi
280 mbar 0.00406106 ksi
290 mbar 0.00420609 ksi
300 mbar 0.00435113 ksi
310 mbar 0.00449617 ksi
320 mbar 0.00464121 ksi
330 mbar 0.00478624 ksi
340 mbar 0.00493128 ksi
350 mbar 0.00507632 ksi
360 mbar 0.00522136 ksi
370 mbar 0.00536639 ksi
380 mbar 0.00551143 ksi
390 mbar 0.00565647 ksi
400 mbar 0.00580151 ksi
410 mbar 0.00594654 ksi
420 mbar 0.00609158 ksi
430 mbar 0.00623662 ksi
440 mbar 0.00638166 ksi
450 mbar 0.0065267 ksi
460 mbar 0.00667173 ksi
470 mbar 0.00681677 ksi
480 mbar 0.00696181 ksi
490 mbar 0.00710685 ksi
500 mbar 0.00725188 ksi
510 mbar 0.00739692 ksi
520 mbar 0.00754196 ksi
530 mbar 0.007687 ksi
540 mbar 0.00783203 ksi
550 mbar 0.00797707 ksi
560 mbar 0.00812211 ksi
570 mbar 0.00826715 ksi
580 mbar 0.00841219 ksi
590 mbar 0.00855722 ksi
600 mbar 0.00870226 ksi
610 mbar 0.0088473 ksi
620 mbar 0.00899234 ksi
630 mbar 0.00913737 ksi
640 mbar 0.00928241 ksi
650 mbar 0.00942745 ksi
660 mbar 0.00957249 ksi
670 mbar 0.00971752 ksi
680 mbar 0.00986256 ksi
690 mbar 0.0100076 ksi
700 mbar 0.0101526 ksi
710 mbar 0.0102977 ksi
720 mbar 0.0104427 ksi
730 mbar 0.0105878 ksi
740 mbar 0.0107328 ksi
750 mbar 0.0108778 ksi
760 mbar 0.0110229 ksi
770 mbar 0.0111679 ksi
780 mbar 0.0113129 ksi
790 mbar 0.011458 ksi
800 mbar 0.011603 ksi
810 mbar 0.0117481 ksi
820 mbar 0.0118931 ksi
830 mbar 0.0120381 ksi
840 mbar 0.0121832 ksi
850 mbar 0.0123282 ksi
860 mbar 0.0124732 ksi
870 mbar 0.0126183 ksi
880 mbar 0.0127633 ksi
890 mbar 0.0129084 ksi
900 mbar 0.0130534 ksi
910 mbar 0.0131984 ksi
920 mbar 0.0133435 ksi
930 mbar 0.0134885 ksi
940 mbar 0.0136335 ksi
950 mbar 0.0137786 ksi
960 mbar 0.0139236 ksi
970 mbar 0.0140687 ksi
980 mbar 0.0142137 ksi
990 mbar 0.0143587 ksi
1000 mbar 0.0145038 ksi